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Gestetner 3218 3215s Service Manual Pages

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fineline6 se rv ic e- re pa irm an RICOH GROUP COMPANIES ua l.c om A250/B001 SERVICE MANUAL 000846MIU fineline6 se irm pa re ic e- rv l.c om ua an A250/B001 SERVICE MANUAL fineline6 se rv ic e- re pa irm an ua l.c om RICOH GROUP COMPANIES fineline6 pa re ic e- rv se ua irm an l.c om fineline6 se rv ic e- re pa irm an ua l.c om A250/B001 SERVICE MANUAL fineline6 pa re ic e- rv se om l.c irm an ua fineline6 WARNING se rv ic e- re pa irm an Ricoh Corporation ua Untrained and uncertified users utilizing information contained in this service manual to repair or modify Ricoh equipment risk personal injury, damage to property. or loss of warranty protection. l.c om The Service Manual contains information regarding service techniques, procedures, processes and spare parts of office equipment distributed by Ricoh Corporation. Users of this manual should be either service trained or certified by successfully completing a Ricoh Technical Training Program. fineline6 irm re pa ic e- rv se an ua l.c om fineline6 LEGEND PRODUCT CODE SAVIN 9918DP 2015DP pa re ic e- COMMENTS Original Printing B001 Addition rv DATE 7/99 1/00 se REV. NO. * ua irm an DOCUMENTATION HISTORY l.c om A250 B001 COMPANY GESTETNER RICOH 3218 Aficio 180 3215S Aficio 150 fineline6 pa re ic e- rv se ua irm an l.c om fineline6 TABLE OF CONTENTS OVERALL INFORMATION l.c om 1. OVERALL MACHINE INFORMATION ........................................ 1-1 SPECIFICATIONS .................................................................................... 1-1 MACHINE CONFIGURATION .................................................................. 1-5 PAPER PATH ........................................................................................... 1-6 MECHANICAL COMPONENT LAYOUT................................................... 1-7 ELECTRICAL COMPONENT DESCRIPTIONS........................................ 1-8 1.5.1 COPIER ENGINE ............................................................................ 1-8 1.6 DRIVE LAYOUT...................................................................................... 1-11 1.7 COPY PROCESS ................................................................................... 1-12 1.7.1 OVERVIEW.................................................................................... 1-12 1.8 BOARD STRUCTURE ............................................................................ 1-14 1.8.1 OVERVIEW.................................................................................... 1-14 1.8.2 DESCRIPTION .................................................................................... 1-15 se rv ic ere pa irm an ua 1.1 1.2 1.3 1.4 1.5 DETAILED DESCRIPTIONS 2. DETAILED SECTION DESCRIPTIONS....................................... 2-1 2.1 SCANNING ............................................................................................... 2-1 2.1.1 OVERVIEW...................................................................................... 2-1 2.1.2 SCANNER DRIVE ........................................................................... 2-2 2.1.3 ORIGINAL SIZE DETECTION IN PLATEN MODE .......................... 2-3 2.2 IMAGE PROCESSING ............................................................................. 2-5 2.2.1 OVERVIEW...................................................................................... 2-5 2.2.2 SBU (SENSOR BOARD UNIT) ........................................................ 2-7 2.2.3 AUTO IMAGE DENSITY (ADS) ....................................................... 2-8 2.2.4 IMAGE PROCESSING UNIT (IPU).................................................. 2-9 2.2.5 MEMORY CONTROLLER AND EXTENDED MEMORY BOARD (EMB) ............................................................................... 2-20 2.2.6 VIDEO CONTROL UNIT (VCU) ..................................................... 2-21 2.2.7 IMAGE PROCESSING SUMMARY ............................................... 2-23 2.3 LASER EXPOSURE ............................................................................... 2-33 2.3.1 OVERVIEW.................................................................................... 2-33 2.3.2 OPTICAL PATH ............................................................................. 2-34 2.3.3 AUTO POWER CONTROL (APC) ................................................. 2-35 2.3.4 LD SAFETY SWITCH .................................................................... 2-36 2.4 ALL-IN-ONE CARTRIDGE (AIO CARTRIDGE) ...................................... 2-37 2.4.1 OVERVIEW.................................................................................... 2-37 2.4.2 DRIVE ............................................................................................ 2-38 2.4.3 DRUM CHARGE ............................................................................ 2-39 2.4.4 DEVELOPMENT............................................................................ 2-40 2.4.5 DRUM CLEANING ......................................................................... 2-43 SM i A250 fineline6 2.5 IMAGE TRANSFER AND PAPER SEPARATION .................................. 2-44 2.5.1 OVERVIEW.................................................................................... 2-44 2.5.2 TRANSFER CURRENT SETTINGS .............................................. 2-45 2.5.3 TRANSFER ROLLER CLEANING ................................................. 2-46 2.6 PAPER FEED ......................................................................................... 2-47 2.6.1 OVERVIEW.................................................................................... 2-47 2.6.2 BUILT-IN TRAY ............................................................................. 2-48 2.6.3 BY-PASS TRAY............................................................................. 2-51 2.6.4 PAPER REGISTRATION ............................................................... 2-53 2.6.5 MISFEED DETECTION ................................................................. 2-54 2.7 IMAGE FUSING...................................................................................... 2-57 2.7.1 OVERVIEW.................................................................................... 2-57 2.7.2 FUSING UNIT DRIVE .................................................................... 2-58 2.7.3 PRESSURE ROLLER/PAPER EXIT .............................................. 2-59 2.7.4 FUSING UNIT DRIVE RELEASE................................................... 2-59 2.7.5 FUSING TEMPERATURE CONTROL ........................................... 2-60 2.7.6 OVERHEAT PROTECTION........................................................... 2-63 2.7.7 ENERGY SAVER MODE ............................................................... 2-63 an ua 3. INSTALLATION........................................................................... 3-1 l.c om INSTALLATION se rv ic ere pa irm 3.1 INSTALLATION REQUIREMENTS........................................................... 3-1 3.1.1 ENVIRONMENT .............................................................................. 3-1 3.1.2 MACHINE LEVEL ............................................................................ 3-2 3.1.3 MINIMUM SPACE REQUIREMENTS .............................................. 3-3 3.1.4 POWER REQUIREMENTS.............................................................. 3-4 3.2 COPIER INSTALLATION.......................................................................... 3-5 3.2.1 ACCESSORY CHECK ..................................................................... 3-5 3.2.2 COPIER INSTALLATION PROCEDURE ......................................... 3-6 3.3 ADF INSTALLATION .............................................................................. 3-10 3.3.1 ACCESSORY CHECK ................................................................... 3-10 3.3.2 ADF INSTALLATION PROCEDURE ............................................. 3-11 3.4 PAPER TRAY UNIT (1 TRAY) INSTALLATION ..................................... 3-14 3.4.1 ACCESSORY CHECK ................................................................... 3-14 3.4.2 PAPER TRAY UNIT INSTALLATION PROCEDURE..................... 3-15 3.5 PAPER TRAY UNIT (2 TRAYS) INSTALLATION ................................... 3-18 3.5.1 ACCESSORY CHECK ................................................................... 3-18 3.5.2 PAPER TRAY UNIT INSTALLATION PROCEDURE..................... 3-19 3.6 1-BIN SORTER INSTALLATION ............................................................ 3-23 3.6.1 ACCESSORY CHECK ................................................................... 3-23 3.6.2 1-BIN SORTER INSTALLATION PROCEDURE............................ 3-24 3.7 PLATEN COVER INSTALLATION.......................................................... 3-29 3.7.1 ACCESSORY CHECK ................................................................... 3-29 3.7.2 PLATEN COVER INSTALLATION PROCEDURE ......................... 3-29 3.8 EXTENDED MEMORY BOARD INSTALLATION ................................... 3-30 3.8.1 ACCESSORY CHECK ................................................................... 3-30 A250 ii SM fineline6 3.8.2 EXTENDED MEMORY BOARD INSTALLATION PROCEDURE ................................................................................ 3-31 3.9 DRUM HEATER INSTALLATION (OPTION) .......................................... 3-32 3.10 OPTICS ANTI-CONDENSATION HEATER INSTALLATION (OPTION).............................................................................................. 3-33 3.11 TRAY HEATER INSTALLATION .......................................................... 3-34 SERVICE TABLES 4. SERVICE TABLES ...................................................................... 4-1 se PREVENTIVE MAINTENANCE rv ic e- re pa irm an ua l.c om 4.1 GENERAL CAUTION................................................................................ 4-1 4.1.1 AIO CARTRIDGE (ALL-IN-ONE CARTRIDGE) ............................... 4-1 4.1.2 TRANSFER ROLLER UNIT ............................................................. 4-1 4.1.3 SCANNER UNIT .............................................................................. 4-1 4.1.4 LASER UNIT.................................................................................... 4-2 4.1.5 FUSING UNIT .................................................................................. 4-2 4.1.6 PAPER FEED .................................................................................. 4-2 4.1.7 OTHERS .......................................................................................... 4-2 4.2 SERVICE PROGRAM MODE ................................................................... 4-3 4.2.1 SERVICE PROGRAM MODE OPERATION .................................... 4-3 4.1.2 SERVICE PROGRAM MODE TABLES ........................................... 4-4 4.1.3 TEST PATTERN PRINTING (SP5-902)......................................... 4-38 4.1.4 INPUT CHECK (SP5-803) ............................................................. 4-39 4.1.5 OUTPUT CHECK (SP5-804) ......................................................... 4-44 4.1.6 COPY JAM HISTORY DISPLAY (SP7-903) .................................. 4-46 4.1.7 ORIGINAL JAM HISTORY DISPLAY (SP7-905) ........................... 4-47 4.1.8 SYSTEM PARAMETER AND DATA LISTS (SP5-992).................. 4-48 4.1.9 MEMORY ALL CLEAR (SP5-801) ................................................. 4-49 4.1.10 PROGRAM UPLOAD/DOWNLOAD............................................. 4-50 4.1.11 NVRAM DATA DOWNLOAD ....................................................... 4-53 4.1.12 APS AND PLATEN/DF COVER SENSOR OUTPUT DISPLAY (SP4-301)..................................................................................... 4-55 4.1.13 DF APS SENSOR OUTPUT DISPLAY (SP6-901)....................... 4-56 4.1.14 DISPLAY LANGUAGE (SP5-808)................................................ 4-57 4.1.15 SERIAL NUMBER INPUT (SP5-811)........................................... 4-57 4.3 USER TOOLS......................................................................................... 4-58 4.1.1 HOW TO ENTER AND EXIT USER TOOLS.................................. 4-58 4.1.2 USER TOOLS TABLE.................................................................... 4-58 4.4 LEDS ...................................................................................................... 4-60 4.5 SPECIAL TOOLS AND LUBRICANTS ................................................... 4-60 4.5.1 SPECIAL TOOLS........................................................................... 4-60 4.5.2 LUBRICANTS ................................................................................ 4-60 5. PREVENTIVE MAINTENANCE SCHEDULE............................... 5-1 SM iii A250 fineline6 Rev. 10/99 3.8.2 EXTENDED MEMORY BOARD INSTALLATION PROCEDURE ................................................................................ 3-31 3.9 DRUM HEATER INSTALLATION (OPTION) .......................................... 3-32 3.10 OPTICS ANTI-CONDENSATION HEATER INSTALLATION (OPTION).............................................................................................. 3-33 3.11 TRAY HEATER INSTALLATION .......................................................... 3-34 SERVICE TABLES 4. SERVICE TABLES ....................................................................... 4-1 se rv ic ere pa irm an ua l.c om 4.1 GENERAL CAUTION................................................................................ 4-1 4.1.1 AIO CARTRIDGE (ALL-IN-ONE CARTRIDGE) ............................... 4-1 4.1.2 TRANSFER ROLLER UNIT ............................................................. 4-1 4.1.3 SCANNER UNIT .............................................................................. 4-1 4.1.4 LASER UNIT.................................................................................... 4-2 4.1.5 FUSING UNIT .................................................................................. 4-2 4.1.6 PAPER FEED .................................................................................. 4-2 4.1.7 OTHERS .......................................................................................... 4-2 4.2 SERVICE PROGRAM MODE ................................................................... 4-3 4.2.1 SERVICE PROGRAM MODE OPERATION .................................... 4-3 4.1.2 SERVICE PROGRAM MODE TABLES ........................................... 4-4 4.1.3 TEST PATTERN PRINTING (SP5-902)......................................... 4-38 4.1.4 INPUT CHECK (SP5-803) ............................................................. 4-39 4.1.5 OUTPUT CHECK (SP5-804) ......................................................... 4-44 4.1.6 COPY JAM HISTORY DISPLAY (SP7-903) .................................. 4-46 4.1.7 ORIGINAL JAM HISTORY DISPLAY (SP7-905) ........................... 4-47 4.1.8 SYSTEM PARAMETER AND DATA LISTS (SP5-992).................. 4-48 4.1.9 MEMORY ALL CLEAR (SP5-801) ................................................. 4-49 4.1.10 PROGRAM UPLOAD/DOWNLOAD............................................. 4-50 4.1.11 NVRAM DATA DOWNLOAD ....................................................... 4-53 4.1.12 APS AND PLATEN/DF COVER SENSOR OUTPUT DISPLAY (SP4-301)..................................................................................... 4-55 4.1.13 DF APS SENSOR OUTPUT DISPLAY (SP6-901) ....................... 4-56 4.1.14 DISPLAY LANGUAGE (SP5-808)................................................ 4-57 4.1.15 SERIAL NUMBER INPUT (SP5-811)........................................... 4-57 4.3 USER TOOLS......................................................................................... 4-58 4.1.1 HOW TO ENTER AND EXIT USER TOOLS.................................. 4-58 4.1.2 USER TOOLS TABLE.................................................................... 4-58 4.4 LEDS ...................................................................................................... 4-60 4.5 SPECIAL TOOLS AND LUBRICANTS ................................................... 4-60 4.5.1 SPECIAL TOOLS........................................................................... 4-60 4.5.2 LUBRICANTS ................................................................................ 4-60 4.6 ROM HISTORY........................................................................................ 4-61 PREVENTIVE MAINTENANCE 5. PREVENTIVE MAINTENANCE SCHEDULE ............................... 5-1 SM iii A250 fineline6 5.1 PM TABLE ................................................................................................ 5-1 5.2 HOW TO CLEAR THE MAINTENANCE COUNTER ................................ 5-2 REPLACEMENT AND ADJUSTMENT 6. REPLACEMENT AND ADJUSTMENT........................................ 6-1 se rv ic ere pa irm an ua l.c om 6.1 EXTERIOR REMOVAL ............................................................................. 6-1 6.1.1 REAR COVER ................................................................................. 6-1 6.1.2 COPY TRAY .................................................................................... 6-1 6.1.3 LEFT COVER .................................................................................. 6-1 6.1.4 FRONT COVER............................................................................... 6-2 6.1.5 UPPER RIGHT COVER................................................................... 6-3 6.1.6 LOWER RIGHT COVER .................................................................. 6-3 6.1.7 RIGHT SMALL COVER ................................................................... 6-3 6.1.8 OPERATION PANEL ....................................................................... 6-4 6.2 SCANNER ................................................................................................ 6-5 6.2.1 EXPOSURE GLASS REMOVAL...................................................... 6-5 6.2.2 LENS BLOCK REMOVAL ................................................................ 6-7 6.2.3 EXPOSURE LAMP REPLACEMENT .............................................. 6-8 6.2.4 1ST SCANNER ALIGNMENT ADJUSTMENT ................................. 6-9 6.2.5 2ND SCANNER POSITION ADJUSTMENT .................................. 6-10 6.3 LASER UNIT........................................................................................... 6-11 6.3.1 CAUTION DECAL LOCATIONS .................................................... 6-11 6.3.2 LASER UNIT/TONER SHIELD GLASS REMOVAL ....................... 6-12 6.3.3 LD UNIT/LASER SYNCHRONIZATION DETECTOR REMOVAL ..................................................................................... 6-13 6.3.4 EXIT TRAY PAPER SENSOR REMOVAL..................................... 6-13 6.3.5 POLYGONAL MIRROR MOTOR REMOVAL................................. 6-14 6.3.6 LASER UNIT ALIGNMENT ADJUSTMENT ................................... 6-15 6.4 IMAGE TRANSFER ................................................................................ 6-16 6.4.1 TRANSFER ROLLER REMOVAL.................................................. 6-16 6.5 FUSING .................................................................................................. 6-17 6.5.1 FUSING UNIT REMOVAL.............................................................. 6-17 6.5.2 HOT ROLLER, FUSING LAMP AND THERMOFUSE REPLACEMENT ............................................................................ 6-18 6.5.3 PRESSURE ROLLER REPLACEMENT ........................................ 6-20 6.5.4 FUSING THERMISTOR REPLACEMENT ..................................... 6-21 6.5.5 HOT ROLLER STRIPPER PAWL REPLACEMENT ...................... 6-22 6.6 PAPER FEED ......................................................................................... 6-23 6.6.1 PAPER FEED ROLLER REPLACEMENT ..................................... 6-23 6.6.2 FRICTION PAD REPLACEMENT.................................................. 6-24 6.6.3 STANDARD TRAY PAPER FEED CLUTCH REPLACEMENT...... 6-25 6.6.4 VERTICAL TRANSPORT ROLLER/SENSOR/ CLUTCH REPLACEMENT............................................................. 6-26 6.6.5 BY-PASS FEED ROLLER REPLACEMENT.................................. 6-27 6.6.6 BY-PASS FEED FRICTION PAD REPLACEMENT ....................... 6-28 6.6.7 BY-PASS FEED SENSOR REPLACEMENT ................................. 6-29 6.6.8 BY-PASS TRAY REMOVAL .......................................................... 6-30 A250 iv SM fineline6 Rev. 05/2000 an ua l.c om 6.6.9 BY-PASS FEED PAPER WIDTH SENSOR REMOVAL................. 6-31 6.6.10 REGISTRATION ROLLER REMOVAL ........................................ 6-32 6.6.11 REGISTRATION SENSOR REPLACEMENT .............................. 6-33 6.6.12 TONER END SENSOR REPLACEMENT .................................... 6-34 6.7 OTHERS................................................................................................. 6-35 6.7.1 MAIN MOTOR/GEAR BOX REPLACEMENT ................................ 6-35 6.7.2 IOB (INPUT OUTPUT BOARD) REPLACEMENT ......................... 6-36 6.7.3 BICU (BASE-ENGINE IMAGE CONTROL UNIT) REPLACEMENT ............................................................................ 6-37 6.7.4 POWER SUPPLY UNIT AND B/C/T POWER PACK REPLACEMENT ............................................................................ 6-38 6.8 STANDARD WHITE DENSITY ADJUSTMENT ...................................... 6-39 6.9 COPY ADJUSTMENT PRINTING/SCANNING....................................... 6-40 6.9.1 PRINTING...................................................................................... 6-40 6.9.2 SCANNING .................................................................................... 6-42 6.9.3 ADF IMAGE ADJUSTMENT .......................................................... 6-44 irm TROUBLESHOOTING pa 7. TROUBLESHOOTING................................................................. 7-1 se rv ic ere 7.1 SERVICE CALL CONDITIONS................................................................. 7-1 7.1.1 SUMMARY....................................................................................... 7-1 7.1.2 SC CODE DESCRIPTIONS............................................................. 7-2 7.2 BLOWN FUSE TABLE............................................................................ 7-10 7.3 ELECTRICAL COMPONENT DEFECTS................................................ 7-10 7.3.1 SWITCHES .................................................................................... 7-10 7.3.2 SENSORS ..................................................................................... 7-11 7.4 COPY QUALITY ..................................................................................... 7-12 7.4.1 LOW IMAGE DENSITY.................................................................. 7-12 7.5 FIRMWARE HISTORY ........................................................................... 7-14 7.5.1 A250 FIRMWARE MODIFICATION HISTORY .............................. 7-14 DOCUMENT FEEDER A859 1. OVERALL INFORMATION.......................................................... 8-1 1.1 1.2 1.3 1.4 1.5 SPECIFICATIONS .................................................................................... 8-1 MECHANICAL COMPONENT LAYOUT................................................... 8-2 ELECTRICAL COMPONENT LAYOUT .................................................... 8-3 ELECTRICAL COMPONENT DESCRIPTION .......................................... 8-4 DRIVE LAYOUT........................................................................................ 8-5 2. DETAILED SECTION DESCRIPTIONS....................................... 8-6 2.1 1.2 1.3 1.4 SM ORIGINAL SIZE DETECTION .................................................................. 8-6 PICK-UP AND SEPARATION................................................................... 8-8 ORIGINAL TRANSPORT AND EXIT MECHANISM ................................. 8-9 STAMP ................................................................................................... 8-10 v A250 fineline6 l.c om an ua irm Rev. 05/2000 se rv ic e- re pa 1.5 TIMING CHARTS.................................................................................... 8-11 1.5.1 A4 SIDEWAYS............................................................................... 8-11 1.5.2 A4 SIDEWAYS, STAMP MODE..................................................... 8-12 1.6 JAM DETECTION ................................................................................... 8-13 1.7 OVERALL ELECTRICAL CIRCUIT......................................................... 8-14 3. REPLACEMENT AND ADJUSTMENT...................................... 8-15 3.1 3.2 3.3 3.4 3.5 3.6 3.7 FEED UNIT REMOVAL .......................................................................... 8-15 SEPARATION ROLLER REPLACEMENT.............................................. 8-15 PICK-UP ROLLER REPLACEMENT ...................................................... 8-16 FEED BELT REPLACEMENT ................................................................ 8-16 ORIGINAL SET SENSOR REPLACEMENT........................................... 8-17 ORIGINAL WIDTH/LENGTH/TRAILING EDGE SENSOR REPLACEMENT... 8-18 ORIGINAL EXIT TRAY/FRONT COVER/REAR COVER REMOVAL .............................................................................................. 8-19 3.8 FEED COVER OPEN SENSOR/DF OPEN SENSOR REPLACEMENT ..................................................................................... 8-19 3.9 FEED CLUTCH/PICK-UP SOL/TRANSPORT MOTOR REPLACEMENT ..................................................................................... 8-20 3.10 DF FEED COVER REMOVAL .............................................................. 8-21 3.11 REGISTRATION SENSOR REPLACEMENT ....................................... 8-21 3.12 STAMP SOLENOID REPLACEMENT .................................................. 8-22 PAPER TRAY UNIT (A860) 1. OVERALL MACHINE INFORMATION ........................................ 9-1 1.1 1.2 1.3 1.4 1.5 SPECIFICATIONS .................................................................................... 9-1 MECHANICAL COMPONENT LAYOUT................................................... 9-2 ELECTRICAL COMPONENT LAYOUT .................................................... 9-3 ELECTRICAL COMPONENT DESCRIPTION .......................................... 9-4 DRIVE LAYOUT........................................................................................ 9-5 2. DETAILED DESCRIPTIONS ....................................................... 9-6 2.1 2.2 2.3 2.4 1.5 1.6 PAPER FEED AND SEPARATION MECHANISM.................................... 9-6 PAPER LIFT MECHANISM ...................................................................... 9-7 PAPER END DETECTION ....................................................................... 9-9 PAPER HEIGHT DETECTION ............................................................... 9-10 PAPER SIZE DETECTION ..................................................................... 9-12 SIDE AND END FENCES....................................................................... 9-13 3. REPLACEMENT AND ADJUSTMENT...................................... 9-14 3.1 3.2 3.3 3.4 3.5 3.6 3.7 A250 FEED ROLLER REPLACEMENT ........................................................... 9-14 TRAY MAIN BOARD REPLACEMENT................................................... 9-15 TRAY MOTOR REPLACEMENT ............................................................ 9-15 RELAY CLUTCH REPLACEMENT......................................................... 9-16 UPPER PAPER FEED CLUTCH REPLACEMENT................................. 9-17 LOWER PAPER FEED CLUTCH REPLACEMENT................................ 9-18 LIFT MOTOR REPLACEMENT .............................................................. 9-19 vi SM fineline6 3.8 PAPER END SENSOR REPLACEMENT ............................................... 9-20 3.9 VERTICAL TRANSPORT SENSOR REPLACEMENT ........................... 9-20 3.10 PAPER SIZE SWITCH REPLACEMENT.............................................. 9-21 PAPER TRAY UNIT A861 1. OVERALL MACHINE INFORMATION ...................................... 10-1 1.1 1.2 1.3 1.4 1.5 SPECIFICATIONS .................................................................................. 10-1 MECHANICAL COMPONENT LAYOUT................................................. 10-2 ELECTRICAL COMPONENT LAYOUT .................................................. 10-3 ELECTRICAL COMPONENT DESCRIPTION ........................................ 10-4 DRIVE LAYOUT...................................................................................... 10-5 2. DETAILED DESCRIPTIONS ..................................................... 10-6 2.1 2.2 2.3 2.4 2.5 2.6 PAPER FEED AND SEPARATION......................................................... 10-6 PAPER LIFT MECHANISM .................................................................... 10-7 PAPER END DETECTION ..................................................................... 10-9 PAPER HEIGHT DETECTION ............................................................. 10-10 PAPER SIZE DETECTION ................................................................... 10-12 SIDE AND END FENCES..................................................................... 10-13 3. REPLACEMENT AND ADJUSTMENT.................................... 10-14 3.1 3.2 3.3 3.4 3.5 3.6 3.7 FEED ROLLER REPLACEMENT ......................................................... 10-14 TRAY MAIN BOARD REPLACEMENT................................................. 10-15 TRAY MOTOR REPLACEMENT .......................................................... 10-15 TRAY MOTOR REPLACEMENT .......................................................... 10-16 LIFT MOTOR REPLACEMENT ............................................................ 10-17 PAPER END SENSOR REPLACEMENT ............................................. 10-18 PAPER SIZE SWITCH REPLACEMENT.............................................. 10-18 1-BIN SORTER (A869) 1. OVERALL INFORMATION........................................................ 11-1 1.1 1.2 1.3 1.4 SPECIFICATIONS .................................................................................. 11-1 MECHANICAL COMPONENT LAYOUT................................................. 11-2 ELECTRICAL COMPONENT LAYOUT .................................................. 11-3 ELECTRICAL COMPONENT DESCRIPTION ........................................ 11-4 l.c om 2. DETAILED SECTION DESCRIPTIONS..................................... 11-5 2.1 BASIC OPERATION ............................................................................... 11-5 ua 3. REPLACEMENT AND ADJUSTMENT...................................... 11-6 ic e- re pa irm an 3.1.1 TOP COVER REMOVAL ............................................................... 11-6 3.1.2 TRAY OPEN SWITCH REPLACEMENT ....................................... 11-6 3.1.3 PAPER SENSOR AND EXIT SENSOR REPLACEMENT ............. 11-6 se rv SM vii A250 fineline6 l.c om an ua irm ic e- re pa  INSTALLATION MANUAL SWAPBOX AND SWAPFTL rv 1. INTRODUCTION ...................................................................... 12-1 se 1.1 PRECAUTIONS ....................................................................................... 12-1 1.1.1 SWAPBOX AND SOFTWARE ....................................................... 12-1 1.1.2 SOFTWARE LICENSE AGREEMENT ........................................... 12-1 1.2 SYSTEM REQUIREMENTS ................................................................... 12-1 1.3 ITEMS TO PREPARE BEFORE INSTALLATION ................................... 12-1 1.4 WINDOWS 95 VERSION CONFIRMATION ........................................... 12-2 2. SWAPBOX INSTALLATION ..................................................... 12-4 2.2 DRIVER INSTALLATION ........................................................................ 12-4 3. SOFTWARE (SWAPFTL) INSTALLATION ............................... 12-5 3.1 SWAPFTL SOFTWARE INSTALLATION ............................................... 12-5 3.2 VERIFICATION ...................................................................................... 12-5 3.2.1 SOFTWARE VERSION .................................................................. 12-5 3.2.2 FLASH MEMORY CARD AUTOMATIC DETECTION ................... 12-6 4. TROUBLESHOOTING................................................................ 12-7 4.1 SWAPBOX RESOURCE CONFLICT ...................................................... 12-7 4.11 IRQ AND I/O ADDRESS ................................................................. 12-7 4.1.2 MEMORY ADDRESS...................................................................... 12-7 4.2 FAILED TO OPEN PCCARD ERRORS................................................... 12-8 4.2.1 TIMELAG TO LOADING DRIVER................................................... 12-8 4.2.3 RESOURCE CONFLICT................................................................. 12-8 4.3 INVALID DYNAMIC LINK CALL FROM SWAPENUM ERROR .............. 12-9 4.4 SWAPFTL PROBLEM WITH NOTEBOOK COMPUTERS ...................... 12-9 4.4.1 WINDOWS AND PC CARD DRIVER VERSION............................. 12-9 4.4.2 SYSTEM SUMMERY ...................................................................... 12-9 4.5 COMPLETE UNINSTALL ...................................................................... 12-10  BINARY UTILITY OPERATION MANUAL SWAPFTL 1. OVERVIEW ................................................................................ 13-1 2. OPERATION............................................................................... 13-2 2.1 PROGRAMMING A FLASH MEMORY CARD ......................................... 13-2 2.1.1 GETTING A SOURCE FILE............................................................ 13-2 2.1.2 PROGRAMMING A CARD WITH THE SOURCE ........................... 13-2 2.2 DOWNLOADING TO A MACHINE........................................................... 13-4 2.3 SAVING DATA TO A FILE....................................................................... 13-4 3. FUNCTIONS ............................................................................... 13-5 3.1 FILE MENU.............................................................................................. 13-5 3.1.1 FILE – OPEN .................................................................................. 13-5 3.1.2 FILE – CLOSE ................................................................................ 13-5 A250 viii SM fineline6 se rv ic e- re pa irm an ua l.c om 3.1.3 FILE – SAVE................................................................................... 13-5 3.14 FILE – SAVE AS .............................................................................. 13-6 3.2 VIEW MENU ............................................................................................ 13-6 3.2.1 VIEW – TOOLBAR.......................................................................... 13-6 3.2.2 VIEW – STATUS BAR .................................................................... 13-6 3.3 IMAGE MENU.......................................................................................... 13-7 3.3.1 IMAGE – ERASE ............................................................................ 13-7 3.3.2 IMAGE – READ .............................................................................. 13-8 3.3.3 IMAGE – WRITE............................................................................. 13-9 3.3.4 IMAGE – VERIFICATION ............................................................. 13-10 3.4 HELP MUNU.......................................................................................... 13-11 3.4.1 HELP – ABOUT SWAPUTI ........................................................... 13-11 SM ix A250 fineline6 A250 x SM irm re pa ic e- rv se an ua l.c om fineline6 FAX UNIT A891 TABLE OF CONTENTS 1. OVERALL MACHINE INFORMATION ........................................ 1-1 1.1 SPECIFICATIONS .................................................................................... 1-1 1.2 FEATURES............................................................................................... 1-2 1.2.1 FEATURES LIST ............................................................................. 1-2 1.2.2 CAPABILITIES OF PROGRAMMABLE ITEMS ............................... 1-5 1.3 OVERALL MACHINE CONTROL ............................................................. 1-6 1.3.1 SYSTEM CONTROL........................................................................ 1-6 1.3.2 POWER DISTRIBUTION AND CONTROL ...................................... 1-7 1.3.3 MEMORY BACK-UP ........................................................................ 1-7 1.4 VIDEO DATA PATH.................................................................................. 1-8 1.4.1 TRANSMISSION.............................................................................. 1-8 1.4.2 RECEPTION .................................................................................. 1-10 1.4.3 PC FAX COMMUNICATION .......................................................... 1-11 1.4.4 SCANNING AND PRINTING ......................................................... 1-13 2. DETAILED SECTION DESCRIPTIONS....................................... 2-1 se rv ic e- re pa irm an ua l.c om 2.1 AUTOMATIC SERVICE CALLS................................................................ 2-1 2.1.1 SERVICE CALL CONDITIONS........................................................ 2-1 2.1.2 PERIODIC SERVICE CALL ............................................................. 2-3 2.1.3 PM CALL.......................................................................................... 2-3 2.1.4 EFFECTIVE TERM OF SERVICE CALLS ....................................... 2-3 2.2 SCANNING FEATURES........................................................................... 2-4 2.2.1 PAGE SPLIT TRANSMISSION (BOOK TRANSMISSION) .............. 2-4 2.2.2 IMAGE ROTATION BEFORE TRANSMISSION .............................. 2-5 2.3 PRINTING FEATURES............................................................................. 2-7 2.3.1 PAPER SIZE SELECTION............................................................... 2-7 2.3.2 JUST SIZE PRINTING ................................................................... 2-13 2.4 FAX COMMUNICATION FEATURES..................................................... 2-14 2.4.1 SEP/SUB/PWD/SID ....................................................................... 2-14 2.4.2 JBIG COMPRESSION ................................................................... 2-16 2.4.3 V.8/V.34 PROTOCOL .................................................................... 2-17 2.5 LINE TYPE CHANGE ............................................................................. 2-20 2.6 PCBS ...................................................................................................... 2-21 2.6.1 FCU................................................................................................ 2-21 2.6.2 NCU (US)....................................................................................... 2-23 2.6.3 NCU (EUROPE/ASIA).................................................................... 2-24 2.6.4 EXFUNC BOARD .......................................................................... 2-25 3. INSTALLATION........................................................................... 3-1 3.1 FAX UNIT ................................................................................................. 3-1 3.2 EXFUNC BOARD (FAX FUNCTION UPGRADE) ................................... 3-10 SM i A250 fineline6 3.3 PCFE UNIT (PC-FAX EXPANDER UPGRADE) ..................................... 3-12 3.4 HANDSET (USA MODELS ONLY) ......................................................... 3-15 3.5 EXMEM BOARD (EXPANSION MEMORY)............................................ 3-16 4. SERVICE TABLES ...................................................................... 4-1 se rv ic e- re p ai rm an ua l.c om 4.1 SERVICE LEVEL FUNCTIONS ................................................................ 4-1 4.1.1 HOW TO ENTER AND EXIT THE FAX SERVICE MODE ............... 4-1 4.1.2 BIT SWITCH PROGRAMMING (FUNCTION 01)............................. 4-1 4.1.3 SYSTEM PARAMETER LISTS (FUNCTION 02) ............................. 4-2 4.1.4 FCU ROM VERSION DISPLAY (FUNCTION 02) ............................ 4-4 4.1.5 MODEM PROGRAM VERSION DISPLAY (FUNCTION 02)............ 4-4 4.1.6 ERROR CODE DISPLAY (FUNCTION 03)...................................... 4-4 4.1.7 SERVICE MONITOR REPORT (FUNCTION 04)............................. 4-4 4.1.8 G3 PROTOCOL DUMP LIST (FUNCTION 05) ................................ 4-5 4.1.9 G4 PROTOCOL DUMP LIST (FUNCTION 05) ................................ 4-5 4.1.10 RAM DISPLAY AND REWRITE (FUNCTION 06) .......................... 4-6 4.1.11 NCU PARAMETERS (FUNCTION 06)........................................... 4-6 4.1.12 RAM DUMP (FUNCTION 06)......................................................... 4-7 4.1.13 RAM CLEAR (FUNCTION 07) ....................................................... 4-7 4.1.14 FCU REBOOT ............................................................................... 4-7 4.1.15 SERVICE STATION FAX NUMBER (FUNCTION 09).................... 4-8 4.1.16 SERIAL NUMBER (FUNCTION 10) ............................................... 4-8 4.1.17 MODEM TEST (FUNCTION 11) .................................................... 4-8 4.1.18 V.34 MODEM TEST (FUNCTION 11) ............................................ 4-9 4.1.19 DTMF TEST (FUNCTION 11) ........................................................ 4-9 4.1.20 RINGER TEST (FUNCTION 11) .................................................. 4-10 4.1.21 MEMORY TEST (FUNCTION 11)................................................ 4-10 4.1.22 FILE PRINTOUT (FUNCTION 13) ............................................... 4-11 4.1.23 JOURNAL PRINTOUT (FUNCTION 14) ...................................... 4-11 4.1.24 USAGE LOG PRINTOUT (FUNCTION 15).................................. 4-11 4.1.25 DATA TRANSFER (FUNCTION 16) ............................................ 4-12 4.2 BIT SWITCHES ...................................................................................... 4-13 4.2.1 SYSTEM SWITCHES .................................................................... 4-13 4.2.2 SCANNER SWITCHES.................................................................. 4-27 4.2.3 PRINTER SWITCHES ................................................................... 4-32 4.2.4 COMMUNICATION SWITCHES .................................................... 4-37 4.2.5 G3 SWITCHES .............................................................................. 4-44 4.3 NCU PARAMETERS .............................................................................. 4-53 4.4 DEDICATED TRANSMISSION PARAMETERS ..................................... 4-63 4.4.1 PROGRAMMING PROCEDURE ................................................... 4-63 4.4.2 PARAMETERS .............................................................................. 4-64 4.5 SERVICE RAM ADDRESSES ................................................................ 4-68 5. PREVENTIVE MAINTENANCE ................................................... 5-1 5.1 SPECIAL TOOLS AND LUBRICANTS ..................................................... 5-1 5.2 PM TABLE ................................................................................................ 5-1 6. REMOVAL AND REPLACEMENT .............................................. 6-1 6.1 PRECAUTION .......................................................................................... 6-1 A250 ii SM fineline6 Rev. 02/2000 6.2 NCU AND SPEAKER................................................................................ 6-1 6.3 FCU .......................................................................................................... 6-2 6.3.1 REMOVAL ....................................................................................... 6-2 6.3.2 SRAM DATA RESTORE FROM FCU .............................................. 6-2 6.3.3 SRAM DATA RESTORE FROM FLASH CARD BACKUP ............... 6-4 6.4 FIRMWARE UPDATE............................................................................... 6-6 6.4.1 FCU FIRMWARE DOWNLOAD ....................................................... 6-6 6.4.2 FCU ROM UPLOAD......................................................................... 6-8 6.5 SRAM DATA BACKUP AND RESTORE ................................................ 6-10 6.5.1 SRAM BACKUP TO A FLASH MEMORY CARD ........................... 6-10 6.5.2 SRAM RESTORE FROM A FLASH MEMORY CARD................... 6-11 7. TROUBLESHOOTING.................................................................. 7-1 se rv ic ere pa irm an ua l.c om 7.1 ERROR CODES ....................................................................................... 7-1 7.2 FAX SC CODES ..................................................................................... 7-10 7.2.1 OVERVIEW.................................................................................... 7-10 7.2.2 SC1201 .......................................................................................... 7-10 7.2.3 SC1207 .......................................................................................... 7-10 7.2.4 FAX SC CODE TABLE .................................................................. 7-11 7.3 ROM HISTORY....................................................................................... 7-12 7.3.1 ROM HISTORY – A891 ................................................................. 7-12 SM iii A250 fineline6 A250 iv SM irm pa re ic e- rv se l.c om an ua fineline6 ISDN UNIT A890 TABLE OF CONTENTS 1. INSTALLATION........................................................................... 1-1 1.1 INSTALLATION PROCEDURE................................................................. 1-1 1.2 USER LEVEL PROGRAMMING ............................................................... 1-3 1.3 SERVICE LEVEL PROGRAMMING ......................................................... 1-4 2. SERVICE TABLES AND PROCEDURES ................................... 2-1 2.1 SERVICE LEVEL FUNCTIONS ................................................................ 2-1 2.2 BIT SWITCHES ........................................................................................ 2-2 2.2.1 G4 INTERNAL SWITCHES.............................................................. 2-2 2.2.2 G4 PARAMETER SWITCHES ....................................................... 2-10 2.3 DEDICATED TRANSMISSION PARAMETERS ..................................... 2-15 se rv ic ere pa irm l.c an ua 3.1 ERROR CODES ....................................................................................... 3-1 3.1.1 D-CHANNEL LAYER MANAGEMENT............................................. 3-2 3.1.2 D-CHANNEL, LAYER 1 ................................................................... 3-2 3.1.3 D-CHANNEL LINK LAYER .............................................................. 3-2 3.1.4 D-CHANNEL NETWORK LAYER .................................................... 3-3 3.1.5 B-CHANNEL LINK LAYER............................................................... 3-3 3.1.6 B-CHANNEL NETWORK LAYER .................................................... 3-4 3.1.7 TRANSPORT LAYER ...................................................................... 3-4 3.1.8 SESSION LAYER ............................................................................ 3-5 3.1.9 DOCUMENT LAYER........................................................................ 3-6 3.1.10 PRESENTATION LAYER .............................................................. 3-6 3.2 G4CCU STATUS CODES ........................................................................ 3-7 3.2.1 LAYER 1 (PHYSICAL LAYER) ........................................................ 3-7 3.2.2 LAYER 2 (LINK LAYER) .................................................................. 3-7 3.2.3 NETWORK LAYER (LAYER 3)........................................................ 3-8 3.2.4 TRANSPORT LAYER (LAYER 4) .................................................... 3-8 3.2.5 SESSION LAYER, SESSION CONTROL LAYER (LAYER 5)........................................................................................ 3-8 3.2.6 SESSION LAYER, DOCUMENT CONTROL LAYER (LAYER 5)........................................................................................ 3-8 3.3 LEDS ........................................................................................................ 3-9 3.4 BACK-TO-BACK TEST........................................................................... 3-10 om 3. TROUBLESHOOTING................................................................. 3-1 SM i A250 fineline6 A250 ii SM ic rv se irm pa ere l.c om an ua fineline6 l.c om an ua PRINTER CONTROLLER B305 pa irm TABLE OF CONTENTS re 1. OVERALL MACHINE INFORMATION ........................................ 1-1 se rv ic e- 1.1 SPECIFICATIONS .................................................................................... 1-1 1.1.1 GENERAL SPECIFICATIONS ......................................................... 1-1 1.1.2 SUPPORTED PAPER SIZES .......................................................... 1-2 1.2 SOFTWARE ACCESSORIES................................................................... 1-3 1.2.1 PRINTER DRIVERS ........................................................................ 1-3 1.2.2 UTILITY SOFTWARE ...................................................................... 1-3 1.2.3 SERVICE TOOLS ............................................................................ 1-3 1.3 MACHINE OVERVIEW ............................................................................. 1-4 1.4 BLOCK DIAGRAM .................................................................................... 1-5 2. DETAILED SECTIONS DESCRIPTIONS .................................... 2-1 2.1 ENGINE FUNCTIONS .............................................................................. 2-1 2.1.1 IMAGE DATA P[ROCESSING ......................................................... 2-1 2.1.2 PRINT PRIORITY AND INTERLEAVING......................................... 2-1 Display Priority ..................................................................................... 2-1 Copier, Fax or Printer........................................................................... 2-1 Interleave ............................................................................................. 2-2 2.2 CONTROLLER FUNCTIONS ................................................................... 2-3 2.2.1 PAPER SIZE DETECTI0N AND SELECTION ................................. 2-3 2.2.2 PAPER SOURCE SELECTION ....................................................... 2-3 Auto Tray Select................................................................................... 2-3 Manual Tray Select .............................................................................. 2-3 Tray Lock ............................................................................................. 2-4 By-pass Tray ........................................................................................ 2-4 Paper Size Mismatch ........................................................................... 2-4 2.2.3 OUTPUT TRAY SELECTION .......................................................... 2-4 2.2.4 COLLATION(SOFT)......................................................................... 2-5 2.2.5 PROOF PRINT ................................................................................ 2-6 2.2.6 RESET OPERATIONS..................................................................... 2-7 Job Reset ............................................................................................. 2-7 System Reset....................................................................................... 2-7 Menu Reset.......................................................................................... 2-7 2.2.7 HHH (OPTIONAL)............................................................................ 2-7 3. INSTALLATION PROCEDURES................................................. 3-1 3.1 3.2 3.3 3.4 3.5 3.6 SM PRECAUTIONS ........................................................................................ 3-1 PRINTER CONTROLLER......................................................................... 3-1 HARD DISK (HDD) ................................................................................... 3-4 NETWORK INTERFACE BOARD (NIB) ................................................... 3-5 POSTSCRIPT DIMM ................................................................................ 3-7 MEMORY (SDRAM DIMM) ....................................................................... 3-9 i A250 fineline6 Rev. 04/2000 4. SERVICE TABLES ...................................................................... 4-1 4.1 PRECAUTION .......................................................................................... 4-1 4.2 SERVICE PROGRAM MODE OVERVIEW .............................................. 4-1 4.2.1 HOW TO ENTER THE SP MODE ................................................... 4-1 Entering Printer SP mode..................................................................... 4-1 Exiting SP mode................................................................................... 4-1 4.2.2 SP MODE TABLE ............................................................................ 4-1 Service Menu ....................................................................................... 4-2 Service Tools ....................................................................................... 4-2 4.3 SERVICE MENU....................................................................................... 4-2 4.3.1 BIT SWITCH PROGRAMMING ....................................................... 4-2 Bit Switches.......................................................................................... 4-2 4.3.2 NVRAM RESET ............................................................................... 4-3 Diag. Error Log and Paper Tray Setting Reset..................................... 4-3 Controller NVRAM Reset ..................................................................... 4-3 NIB NVRAM Reset............................................................................... 4-3 Counter Reset ...................................................................................... 4-3 4.3.3 POWER-ON DIAGNOSTICS ERROR DISPLAY ............................. 4-4 4.3.4 SERVICE SUMMARY ...................................................................... 4-4 4.4 SERVICE TOOLS ..................................................................................... 4-5 4.4.1 HDD TEAT ....................................................................................... 4-5 4.4.2 HDD FORMAT ................................................................................. 4-6 4.4.3 NIB NVRAM BACKUP AND RESTORE............................................ 4-6 4.5 FIRMWARE UPDATE............................................................................... 4-8 4.5.1 FIRMWARE DOWNLOAD (CONTROLLER, NIB AND PS3) ........... 4-8 4.5.2 FIRMWARE UPLOAD (CONTROLLER ONLY) ............................. 4-10 4.5.3 ERROR RECOVERY ..................................................................... 4-11 Controller............................................................................................ 4-11 PS3 DIMM/NIB................................................................................... 4-11 4.6 POWER-ON SELF TEST........................................................................ 4-12 4.6.1 PARALLEL LOOP-BACK TEAT..................................................... 4-12 4.6.2 OTHER TESTS.............................................................................. 4-12 5. REMOVAL AND REPLACEMENT .............................................. 5-1 ua l.c om 5.1 PRECAUTIONS ........................................................................................ 5-1 5.2 CONTROLLER ......................................................................................... 5-1 5.3 NIB............................................................................................................ 5-3 irm an 6. TROUBLESHOOTING................................................................. 6-1 se rv ic e- re pa 6.1 SC CODES ............................................................................................... 6-1 6.2 ERROR CODES ....................................................................................... 6-1 6.3 LED DISPLAY........................................................................................... 6-2 6.3.1 LOCATION....................................................................................... 6-2 6.3.2 FATAL ERROR................................................................................ 6-3 6.4 ROM HISTORY......................................................................................... 6-5 6.4.1 ROM HISTORY – B305 .................................................................... 6-5 A250 ii SM fineline6 Rev. 05/2000 NETWORK INTERFACE BOARD B307 TABLE OF CONTENTS 1. OVERALL INFORMATION .......................................................... 1-1 1.1 SPECIFICATIONS.....................................................................................1-1 1.2 SOFTWARE ACCESSORIES ...................................................................1-1 1.2.1 UTILITY SOFTWARE .......................................................................1-1 1.2.2 SERVICE TOOLS.............................................................................1-1 1.3 BLOCK DIAGRAM.....................................................................................1-2 1.4 COMPONENT LAYOUT ............................................................................1-3 2. INSTALLATION............................................................................ 2-1 ere pa irm an ua l.c om 2.1 HARDWARE INSTALLATION ...................................................................2-1 2.2 UTILITY SOFTWARE SETUP ...................................................................2-1 2.2.1 PRINTER MANAGER FOR ADMIN..................................................2-1 2.2.2 WEB STATUS MONITOR ................................................................2-2 2.3 SETTING UP THE NIB FOR VARIOUS NETWORKS...............................2-2 2.3.1 NETWARE NETWORKS ..................................................................2-3 2.3.2 TCP/IP NETWORKS ........................................................................2-3 Possible Problems with DHCP Parameter Settings ..............................2-4 2.3.3 NETBEUI NETWORKS ....................................................................2-4 2.3.4 APPLETALK (ETHERTALK) NETWORKS ........................................2-5 3. SERVICE TABLES AND PROCEDURES.................................... 3-1 se rv ic 3.1 PRINTING REPORTS ...............................................................................3-1 3.1.1 NIB STATUS SHEET........................................................................3-1 3.1.2 NIB LOG LIST ..................................................................................3-1 3.2 NVRAM RESET.........................................................................................3-1 4. TROUBLESHOOTING ................................................................. 4-1 4.1 LED INDICATIONS ...................................................................................4-1 4.2 FIRMWARE HISTORY ..............................................................................4-2 SM i A250 fineline6 irm re pa ic e- rv se an ua l.c om fineline6 Rev. 01/00 B001 SERVICE MANUAL TABLE OF CONTENTS OVERALL INFORMATION 1. OVERALL MACHINE INFORMATION .......................................... 1-1 l.c om SPECIFICATIONS .................................................................................... 1-1 MACHINE CONFIGURATION .................................................................. 1-2 PAPER PATH ........................................................................................... 1-3 ELECTRICAL COMPONENT DESCRIPTIONS........................................ 1-4 DRIVE LAYOUT ....................................................................................... 1-5 BOARD STRUCTURE .............................................................................. 1-6 1.6.1 OVERVIEW...................................................................................... 1-6 an ua 1.1 1.2 1.3 1.4 1.5 1.6 pa irm DETAILED DESCRIPTIONS ere 2. DETAILED SECTION DESCRIPTIONS ........................................ 2-1 rv ic 2.1 MISFEED DETECTION ............................................................................ 2-1 se SERVICE TABLES 3. SERVICE TABLES ........................................................................ 3-1 3.1 3.2 3.3 3.4 SERVICE PROGRAM MODE TABLES .................................................... 3-1 MISFEED DETECTION ............................................................................ 3-1 OUTPUT CHECK TABLE ......................................................................... 3-2 USER TOOLS........................................................................................... 3-2 TROUBLESHOOTING 4. TROUBLESHOOTING................................................................... 4.1 4.1 SC CODE DESCRIPTION ......................................................................... 4-1 ROM HISTORY 5. ROM HISTORY.............................................................................. 5.1 5.1 ROM HISTORY ......................................................................................... 5-1 SM i A250/B001