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Sub-ts1 - Hifi Vintage

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SUB-TS1 Amplifier/Subwoofer TECHNICAL MANUAL Harman Consumer Group 250 Crossways Park Drive Woodbury, N.Y. 11797 1-800 422-8026 in the USA A Harman International Company Rev A 11/99 Amplifier/Subwoofer Harman Kardon SUB-TS1 The SUB-TS1 is part of the HKTS1 system TABLE OF CONTENTS COVER ...........................................................................1 HKTS1 PACKING.........................................................10 GENERAL SPECIFICATIONS .......................................2 SUB-TS1 EXPLODED VIEW .......................................11 TABLE OF CONTENTS.................................................2 SUB-TS1 PCB COMPONENT SIDE ...........................12 HKTS1 SPECIFICATIONS.............................................3 SUB-TS1 PCB SOLDER SIDE ....................................13 CONTROLS AND THEIR FUNCTION...........................5 SUB-TS1 ELECTRICAL PARTS LIST.........................14 HKTS1 SPEAKER LEVEL CONNECTIONS .................6 SUB-TS1 INTEGRATED CIRCUIT DIAGRAMS .........16 HKTS1 LINE LEVEL CONNECTIONS ..........................7 SUB-TS1 POWER AMP SCHEMATIC DIAGRAM......17 SUB-TS1 TEST SET UP AND PROCEDURE ..............8 SUB-TS1 PRE-AMP SCHEMATIC DIAGRAM ............18 SIMPLE TROUBLESHOOTING .....................................9 GENERAL SPECIFICATIONS HKTS-1 System Frequency Response 35Hz – 20kHz (–6dB) SUB-TS1 Amplifier . . 75 watts RMS Bass . . . . . 8" woofer, bass-reflex enclosure Dimensions (H x W x D) 10! x 18! x 10! inches 267 x 470 x 267mm Weight . . . 29.9 lbs/13.6 kg Refinements may be made on occasion to existing products without notice, but will always meet or exceed original specifications unless otherwise stated. 2 Amplifier/Subwoofer SUB-TS1 Harman Kardon HKTS1 SPECIFICATIONS LINE VOLTAGE Yes/No Hi/Lo Line Unit Notes US 120vac/60Hz Yes 108-132 Vrms Normal Operation EU 230vac/50-60Hz Yes 207-264 Vrms Normal operation, MOMS required Asia 100vac/50Hz Yes 90-110 Vrms Normal Operation Spec. Unit Limits Conditions Type (Class AB, D, other) AB AB n/a Load Impedance (speaker) 4 Ohms n/a Nominal Rated Output Power 80 Watts 80 1 input driven THD@ Rated Power 0.08 % 0.3 22k filter THD @ 1 Watt 0.1 % 0.5 22k filter DC Offset 10 mV-DC 20 @ Speaker Outputs Damping factor <200 DF n/a Input Frequency 50 Hz 50 Nominal Freq. 1 input driven Line Input 220 mVrms ±2dB To Rated Power 1 input driven Speaker/Hi Level Input 4.26 Vrms ±2dB To Rated Power (-26dB below Line In)...1 input driven SNR-A-Weighted 100 dBA 90 rel. to rated power A-Weighting filter SNR-unweighted 80 dBr 60 rel. to rated power 22k filter SNR @ 1W-unweighted 60 dBr 55 rel. to 1W Output 22k filter Residual Noise Floor 1.5 mVrms 2.5 Volume @max, using RMS reading DMM/VOM (or A/P) Residual Noise Floor 1 mVrms(max) 2 Volume @max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics) Line Input 15K ohms n/a Nominal Speaker/Hi Level Input 4.7K ohms n/a Nominal Low Pass (fixed or variable) fixed — — Low Pass filter (point or range) 135 Hz ±2dB Slope 24 dB/Octave n/a Q 1.8 Damping n/a 2 cascaded 2nd order filters of 1.8 &0.7 Q Subsonic filter (HPF) 31 Hz ±2dB -3dB Point Slope 12 dB/Octave n/a Q 1.4 Damping n/a Notes Amp Section Sink required for Class AB Z-curve required Input Sensitivity Signal to Noise Input Impedance Filters -3dB Point 3 Amplifier/Subwoofer SUB-TS1 Harman Kardon Signal Sensing (ATO) Auto-Turn-On (yes/no) yes — functional ATO Input Frequency 50 Hz functional ATO Level 2 mV functional 2mV@50Hz into Line Input w/ 1 ch. driven ATO Bandwidth 5k Hz functional ATO-LPF for noise immunity ATO Turn-on time 5 ms functional Amp connected and AC on, then input signal applied Auto Mute/ Turn-OFF Time 20 minutes functional T before muting, after signal is removed Power on Delay time 3 sec. functional AC Power Applied ATO Transient 5 mV-peak 10 @ Speaker Outputs Turn-on Transient 50 mV-peak 100 @ Speaker Outputs AC Line cycled from OFF to ON Turn-off Transient 50 mV-peak 100 @ Speaker Outputs AC Line cycled from ON to OFF Stand-by Input Power 10 Watts n/a @ nom. line voltage Power Cons.@rated power 160 Watts n/a @ nom. line voltage Short Circuit Protection Yes — functional Direct short at output Thermal Protection 65 deg. C — functional @1/8 max unclipped Power DV1:Plate=50deg.C max.Tab=90deg.C max.T-on =65deg.C DC Offset Protection yes — functional DC present at Speaker Out leads Relay or crowbar (for driver/fire protection) Line Fuse Rating 2 Amps 2 Type-T or Slo Blo External fuse with UL/SEMKO rated holder DV1 measured 7mV @ 5kHz…. 2mV @ 1kHz Transients/Pops Efficiency Protection 4 Amplifier/Subwoofer SUB-TS1 Harman Kardon CONTROLS AND THEIR FUNCTION SUB-TS1 L C SPEAKER LEVEL OUTPUT 1 SPEAKER LEVEL INPUT 2 R L C R LINE LEVEL FUSE 2A/250V TYPE T INPUT POWER STAND BY FUSE SUBWOOFER LEVEL ON AUTO AC 120V~,60Hz 160W ON 9 8 3 L R 7 MIN 6 4 MAX 5 1. Speaker Level Outputs - Connect the Left, Center and Right speakers to these connectors. 5. Subwoofer Level - This knob controls the volume level of the SUB125. 2. Speaker Level Inputs - These High Level Inputs are for receivers that do not have line-level “pre-amp out” or “subwoofer out” jacks. When a pair of main or satellite speakers are attached to the OUTPUT terminals, they are driven the full range of frequencies as generated by the music source (receiver, amplifier, etc.) 6. LED - Red & Green. The LEDs indicate the Mode status that the subwoofer is in. When the SUB125 is turned OFF neither LED will be lit. The Green LED will light when the SUB125 is ON and receiving a signal. The Red LED will light when the amplifier has not received a signal for twenty minutes. The subwoofer will turn on when your receiver/amplifier begins playing again. 3. Line Level Input - These left and right Line Level Inputs are normally used when the receiver/ processor has line-level “pre-amp out ” or “subwoofer out” jacks. 4. Auto/On Switch - This switch allows you to set the Mode of the Amplifier. Turn the switch to Auto to cause it to Auto-matically turn on when it receives a signal and Auto-matically turn off after twenty minutes without a signal. If this switch is left “On”, the subwoofer will always be ON when the power switch is turned On, regardless of input signal. 7. Power Switch - This the master power switch. Use it (in Off mode) to disconnect power to the amplifier. 8. Fuse - Use only same type of fuses. For the U.S. 120V version use only a 2A 250V fuse. For the European 230V version use only a 1A fuse. 9. AC Cord 5 Amplifier/Subwoofer SUB-TS1 Harman Kardon HKTS1 SPEAKER LEVEL CONNECTIONS Left Front Center Right Front SUB-TS1 SPEAKER LEVEL INPUT C L R SPEAKER LEVEL OUTPUT C L R Receiver Left Front Left Surround Left Surround Center Right Front Right Surround Right Surround 6 Amplifier/Subwoofer SUB-TS1 Harman Kardon HKTS1 LINE LEVEL CONNECTIONS Center Left Front Right Front SUB-TS1 LINE LEVEL INPUT L R Receiver Left Front Subwoofer Out R Left Surround Left Surround Right Front L Center Right Surround Right Surround 7 Amplifier/Subwoofer SUB-TS1 Harman Kardon SUB-TS1 TEST SET UP AND PROCEDURE AC VOLT METER ( 6V ) CD PLAYER LINE LEVEL SPEAKER UNDER TEST L PRE AMP SPEAKER LEVEL OUTPUT C R AMPLIFIER SPEAKER LEVEL L SPEAKER LEVEL INPUT C OUTPUT FROM AMPLIFIER R General Function UUT = Unit Under Test 1. Connect both right and left line level inputs (RCA) to signal generator and UUT. Use Y-cable if necessary from mono source. VOLUME control should be full counterclockwise. SPEAKER LINE LEVEL INPUT L R FROM PRE AMP SUBWOOFER LEVEL 2. Turn on generator, adjust to 200mV, 50 Hz. 3. Plug in UUT; red LED should be ON. Turn VOLUME control full clockwise. 4. LED should turn Green; immediate bass response should be heard and felt from port tube opening. 5. Turn off generator, turn VOLUME control fully counterclockwise, disconnect RCA cables. 6. Connect one pair of speaker cables to both high level input terminals on UUT. Cables should be connected to an integrated amplifier fed by the signal generator. 7. Turn on generator and adjust so that speaker level output is 3.0V, 50 Hz. Turn VOLUME control full clockwise. 8. Green LED should light, immediate bass response should be heard and felt from the port tube opening. ON AUTO MIN MAX Sweep Function 1. Follow steps 1-4 above, using a sweep generator as a signal source. 2. Sweep generator from 20Hz to 300Hz. Listen to the cabinet and drivers for any rattles, clicks, buzzes or any other noises. If any unusual noises are heard, remove driver and test. Driver Function 1. Remove driver from cabinet; detach + and - wire clips. 2. Check DC resistance of driver; it should be 3.3 ohms. 3. Connect a pair of speaker cables to driver terminals. Cables should be connected to an integrated amplifier fed by a signal generator. Turn on generator and adjust so that speaker level output is 5.0V. 4. Sweep generator from 20Hz to 1kHz. Listen to driver for any rubbing, buzzing, or other unusual noises. 8 Amplifier/Subwoofer Harman Kardon SUB-TS1 SIMPLE TROUBLESHOOTING If there is no sound from any of the speakers, check the following: If there is low bass output, check the following: • Receiver/amplifier is on and a source is playing. • Make sure the connections to the left and right “Speaker Inputs” have the correct polarity (+ and –). • Powered subwoofer is plugged in and is either in the “On” or “Auto” position. • Check all wires and connections between receiver/ amplifier and speakers. Make sure all wires are connected. Make sure none of the speaker wires are frayed, cut or punctured. • Review proper operation of your receiver/amplifier. If there is no sound coming from one speaker, check the following: • Check the “Balance” control on your receiver/amplifier. If the system plays at low volumes but shuts off as volume is increased, check the following: • Check all wires and con-nections between receiver/ amplifier and speakers. Make sure all wires are connected. Make sure none of the speaker wires are frayed, cut or punctured. • Powered subwoofer is plugged in and is either in the “On” or “Auto” position. If there is no sound from the surround speakers, check the following: • Check all wires and connections between receiver/ amplifier and speakers. Make sure all wires are connected. Make sure none of the speaker wires are frayed, cut or punctured. • Review proper operation of your receiver/amplifier and its surround sound features. • Receiver mode must be in Dolby Pro logic, Dolby Digital, or any other mode that creates a surround-sound effect. Even under normal operation, when viewing movies and television, surround sound is not present at all times at a high volume - only when the program has chosen to send information there. • If more than one pair of main speakers is being used, check the minimum impedance requirements of your receiver/amplifier. 9 Amplifier/Subwoofer SUB-TS1 Harman Kardon HKTS1 PACKING HKTS1 OWNER'S MANUAL #AI5058 WALL HOOKS #WI0408 (5) MURAL STANDS #WI0409 (5) WARRANTY CARD #AT5073 SUB-TS1 SUBWOOFER FEET/PADS #WI5162 (10) PLASTIC BAG SUBWOOFER FOAM SET #WB5078 SATELLITE FOAM SET #WP5071 HKTS 1 S1 HKT SATELLITE SPEAKERS SAT-TS1 (5) #HKTS1/SAT OUTER CARTON #WB5452 ACCESSORY WIRES PART NUMBER DESCRIPTION OPTIONAL SAT-TS1 SPEAKER STANDS: FSTS1 SAL5010 SAL063-1 SAL5009 Right, Left &Center cables (1 pack, 3 pairs) High level input cables (3 pack, 1pair each) Surround cables (2 pack, 1 pair each) 10 Amplifier/Subwoofer SUB-TS1 Harman Kardon SUB-TS1 EXPLODED VIEW A B C D E F G H I J K L M 43 CABINET NOT FOR SALE 44 42 41 26 24 34 27 25 32 35 25 24 21 31 22 23 35 20 35 40 19 39 32 14 15 28 38 29 16 28 2 29 29 18 8 28 9 38 28 24 3 18 28 13 28 28 #3 #4 #5 #6 #8 #11 #15 #21 #22 #34 #36 #40 #41 #42 #43 #44 12 10 4 13 5 7 6 SUB-TS1 PAGE 11 - 1 of 2 A 11 Ref. No. 11 28 38 31 14 VIEWING CABINET BOTTOM 17 B 36 11 28 38 C D E F SUB-TS1 Exploded View G H I J DESCRIPTION PLASTIC KNOB POWER SWITCH FUSE HOLDER POWER CORD 120V POWER TRANSFORMER AMPLIFIER PLATE SLIDE SWITCH AUTO-ON FULLY LOADED MAIN PCB MICA INSULATOR HARMAN KARDON LOGO PORT TUBE 8" WOOFER SPEAKER TERMINALS AMPLIFIER ASSEMBLY GRILLE GRILLE CUPS (RETAINERS) K PART NUMBER 700KB800 180PBR12C11S 15552001 152U602015 150E8604104 640RP125-4 180SMS50126 1010SUB125A 1933M2520 SZ5162 700PT125 20MF10DJ-DW04 1742-CJ9030 106HKTS1-1 XC085000 WI5192 SUB-TS1 PAGE 11 - 2 of 2 L M 11 Amplifier/Subwoofer SUB-TS1 Harman Kardon M L3 LED102 L4 LED101 L2 DIP M PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK L1 SUB-TS1 PCB COMPONENT SIDE PIN_PADSTACK L PIN_PADSTACK R227 PIN_PADSTACK R242 2 1 K PIN_PADSTACK 3 VR201 J218 J PIN_PADSTACK I H G F E PIN_PADSTACK D JK201 C PIN_PADSTACK B PIN_PADSTACK IC201 * R207 C225 PIN_PADSTACK R248 C203 PIN_PADSTACK A COMPONENT SOLID POLYGON PIN_PADSTACK * SOLID POLYGON NET COMPONENT R245 C B PIN_PADSTACK E R244 Q204 PIN_PADSTACK C206 104SUB12501 R218 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK 8 1 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C123 R135 J206 J207 PIN_PADSTACK R201 R136 C124 PIN_PADSTACK PIN_PADSTACK P101 D105 D104 R138 R204 R152 R151 D106 R137 RY101 Q118 C125 PIN_PADSTACK 104SUB12501 PIN_PADSTACK PIN_PADSTACK C208 PIN_PADSTACK D103 PIN_PADSTACK C122 C121 PIN_PADSTACK R139 JK202 C212 PIN_PADSTACK PIN_PADSTACK 1 PIN_PADSTACK R307 R144 PIN_PADSTACK PIN_PADSTACK R140 Q117 JK203 IC203 8 1 J213 PIN_PADSTACK R130 P103 PIN_PADSTACK Q121 P102 J211 R222 IC202 1 8 1 PIN_PADSTACK C118 J109 J110 1 8 C111 C120 J107 D302 C110 C128 PIN_PADSTACK Q202 C215 PIN_PADSTACK 1 D102 C115 C112 R126 C113 R302 R303 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C126 C219 8 P201 PIN_PADSTACK Q111 R153 R113 C221 PIN_PADSTACK R125 PIN_PADSTACK PIN_PADSTACK R115 Q105 E J132 Q119 C119 R129 1 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R104 C103 C116 C117 R132 Q109 R131 PIN_PADSTACK PIN_PADSTACK R123 R101 8 1 PIN_PADSTACK PIN_PADSTACK R148 R150 R117 J115 Q103 VR101 B PIN_PADSTACK R124 PIN_PADSTACK PIN_PADSTACK R156 PIN_PADSTACK PIN_PADSTACK C104 PIN_PADSTACK PIN_PADSTACK R111 R107 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R106 B R116 J123 C109 Q106 R118 BE E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK D301 PIN_PADSTACK R246 COMPONENT PIN_PADSTACK PIN_PADSTACK D107 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R247 PIN_PADSTACK PIN_PADSTACK 1 PIN_PADSTACK A 104SUB12501 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B PIN_PADSTACK J205 J204 J203 J202 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK D108 R203 R208 R209 R205 R206 R202 PIN_PADSTACK PIN_PADSTACK C106 B E B PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK G PIN_PADSTACK J103 J102 J101 S PIN_PADSTACK E R141 R210 C227 C202 B PIN_PADSTACK 1 E PIN_PADSTACK D J118 J113 J114 PIN_PADSTACK PIN_PADSTACK Q203 Q101 C107 C102 Q123 Q120 R146 PIN_PADSTACK Q104 PIN_PADSTACK Q108 J127 J128 J129 J130 PIN_PADSTACK PIN_PADSTACK Q114 B PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK Q116 C224 C204 D201 D202 C201 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R211 J209 J208 PIN_PADSTACK K PIN_PADSTACK E J105 PIN_PADSTACK PIN_PADSTACK E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C205 Q112 R134 PIN_PADSTACK J106 R229 PIN_PADSTACK PIN_PADSTACK R119 PIN_PADSTACK R308 C207 PIN_PADSTACK R212 R213 PIN_PADSTACK J PIN_PADSTACK B PIN_PADSTACK PIN_PADSTACK D111 R243 R217 PIN_PADSTACK E PIN_PADSTACK PIN_PADSTACK +AC -AC PIN_PADSTACK PIN_PADSTACK R221 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R142 PIN_PADSTACK C211 PIN_PADSTACK PIN_PADSTACK Q301 PIN_PADSTACK B E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C108 B D J212 PIN_PADSTACK COMPONENT E R301 J111 PIN_PADSTACK B C R223 R219 PIN_PADSTACK Q107 Q302 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B PIN_PADSTACK PIN_PADSTACK C213 B C VR301 E H PIN_PADSTACK C105 G PIN_PADSTACK F C220 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C210 PIN_PADSTACK J104 R230 R231 R214 R215 R216 PIN_PADSTACK Q122 E PIN_PADSTACK C114 E Q110 B I PIN_PADSTACK R127 PIN_PADSTACK J108 Q113 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B PIN_PADSTACK PIN_PADSTACK R226 R224 R225 PIN_PADSTACK PIN_PADSTACK E R306 C214 R228 PIN_PADSTACK PIN_PADSTACK C302 PIN_PADSTACK PIN_PADSTACK A PIN_PADSTACK PIN_PADSTACK Q102 R114 R133 R128 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK D101 B PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK E J214 PIN_PADSTACK C PIN_PADSTACK J216 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C301 R304 PIN_PADSTACK J215 PIN_PADSTACK R102 IC301 C216 C222 PIN_PADSTACK C217 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B B B E J124 PIN_PADSTACK C PIN_PADSTACK E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK E R155 R305 J112 PIN_PADSTACK R234 PIN_PADSTACK D204 J217 R232 1 PIN_PADSTACK PIN_PADSTACK D203 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK J131 PIN_PADSTACK PIN_PADSTACK J117 J116 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B SW201 IC204 R235 R233 PIN_PADSTACK PIN_PADSTACK E R241 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK E J119 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK J120 R109 PIN_PADSTACK PIN_PADSTACK B PIN_PADSTACK E 1 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK J122 J121 R110 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK A. B R121 R122 PIN_PADSTACK B C PIN_PADSTACK R112 J125 Q201 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R238 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R103 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK B E PIN_PADSTACK R105 IC101 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK L E E R120 PIN_PADSTACK R236 R237 R239 R240 R154 C101 PIN_PADSTACK R108 PIN_PADSTACK J126 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R147 PIN_PADSTACK C226 B E C218 PIN_PADSTACK C223 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK 1 C130 R149 P104 PIN_PADSTACK R145 12 Amplifier/Subwoofer SUB-TS1 Harman Kardon C130 R145 M L3 L4 L 1 3 JK203 I C215 H PIN_PADSTACK JK202 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK F R219 R218 PIN_PADSTACK P102 Q122 Q121 J211 C208 R222 J110 J206 E C206 PIN_PADSTACK C225 R151 R152 R207 J207 R137 R134 R135 PIN_PADSTACK PIN_PADSTACK D PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK D302 J107 PIN_PADSTACK PIN_PADSTACK C122 PIN_PADSTACK PIN_PADSTACK R144 C124 Q118 C125 C JK201 PIN_PADSTACK B PIN_PADSTACK A PIN_PADSTACK PIN_PADSTACK COMPONENT COMPONENT SOLID POLYGON PIN_PADSTACK COMPONENT SOLID POLYGON NET COMPONENT R248 R248 Q204 R246 SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R247 SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK P101 D105 D104 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R204 PIN_PADSTACK PIN_PADSTACK R138 R139 PIN_PADSTACK D108 R244 Q203 J106 Q114 J104 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK COMPONENT COMPONENT D107 J101 J102 J103 R136 PIN_PADSTACK C227 C202 R210 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C205 PIN_PADSTACK PIN_PADSTACK C123 D106 RY101 PIN_PADSTACK PIN_PADSTACK C121 PIN_PADSTACK PIN_PADSTACK R201 PIN_PADSTACK PIN_PADSTACK SOLID POLYGON R140 VR201 J J218 PIN_PADSTACK R227 J213 PIN_PADSTACK C212 P103 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK POLYGON SOLID PIN_PADSTACK C203 J108 Q113 PIN_PADSTACK 2 R242 PIN_PADSTACK K SW201 P201 PIN_PADSTACK G PIN_PADSTACK PIN_PADSTACK D102 R130 R126 C113 C112 R129 PIN_PADSTACK PIN_PADSTACK Q111 C114 PIN_PADSTACK Q109 R125 PIN_PADSTACK Q119 J132 PIN_PADSTACK Q201 PIN_PADSTACK C103 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R131 R132 C116 PIN_PADSTACK PIN_PADSTACK Q105 Q202 Q123 R156 C102 R105 R104 R102 R101 Q106 Q102 PIN_PADSTACK J123 R118 R117 VR101 PIN_PADSTACK PIN_PADSTACK C110 C120 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C106 PIN_PADSTACK PIN_PADSTACK Q104 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R150 R308 C128 D103 PIN_PADSTACK PIN_PADSTACK R203 R208 R209 R205 R206 R202 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK IC201 C201 D202 D201 R211 C204 C204 Q101 D301 C111 C302 PIN_PADSTACK R213 R212 R229 PIN_PADSTACK PIN_PADSTACK J202 J203 J204 J205 PIN_PADSTACK PIN_PADSTACK J115 C118 R306 R301 R304 C301 Q117 PIN_PADSTACK J PIN_PADSTACK C211 C207 IC301 PIN_PADSTACK J208 J209 Q108 J127 J128 J129 J130 R116 R307 R302 J109 C210 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R221 R217 R303 R305 J111 SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R147 L C119 PIN_PADSTACK IC202 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK POLYGON SOLID PIN_PADSTACK PIN_PADSTACK COMPONENT COMPONENT J112 R155 PIN_PADSTACK R223 C213 J212 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK J105 C126 PIN_PADSTACK R148 PIN_PADSTACK PIN_PADSTACK R127 R128 J117 PIN_PADSTACK R225 R224 R226 J116 PIN_PADSTACK PIN_PADSTACK SOLID POLYGON POLYGON SOLID PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK IC203 R216 R215 R214 R231 R230 Q103 PIN_PADSTACK C218 PIN_PADSTACK C220 R119 J113 J114 R124 R115 R228 PIN_PADSTACK PIN_PADSTACK Q112 J214 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C214 C105 J118 PIN_PADSTACK R153 R113 C221 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK J124 Q110 C117 Q110 C109 J119 R109 J120 R110 J121 J122 R122 R121 C108 J131 PIN_PADSTACK Q107 Q302 J215 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R142 D111 R141Q116 J216 D101 VR301 SOLID POLYGON R120 J126 Q301 PIN_PADSTACK R114 R133 J125 H R232 J217 C216 PIN_PADSTACK G D204 I IC101 F SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK SOLID POLYGON E PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C C217 R233 R235 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK POLYGON SOLID PIN_PADSTACK B R234 C218 D203 R112 R111 R107 R108 K R106 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK D R103 IC204 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R241 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R154 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C219 PIN_PADSTACK PIN_PADSTACK SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C222 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C115 PIN_PADSTACK R240 R239 R237 R236 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C223 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R238 Q120 R146 R149 P104 C104 C107 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK SOLID POLYGON PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK C101 PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK R123 PIN_PADSTACK A LED102 M PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK PIN_PADSTACK L2 L1 LED101 SUB-TS1 PCB SOLDER SIDE 13 Amplifier/Subwoofer SUB-TS1 Harman Kardon SUB-TS1 ELECTRICAL PARTS LIST REF # PART # DESCRIPTION QTY Capacitors C101 132334J504 MYLAR CAP. 0.33U/50V +-5% 1 C102, 215 132223J504 REF # PART # DESCRIPTION QTY R106, 124, 134, 11014473J52 135, 141, 142, 144, 155, 229, 230, 231, 232, 302 RESISTOR 47K 1/4W +-5% 13 R107, 108, 125, 127, 145, 148 11014332J52 RESISTOR 3.3K 1/4W +-5% 6 R109 116144751F26 PRECISION RESISTOR 4.75K 1/4W+-1% 1 R110 116143821F26 PRECISION RESISTOR 3.82K 1/4W+-1% 1 RESISTOR 3K9 1/4W +-5% 2 MYLAR CAP. 0.022U 50V +-5% 2 C103, 110, 111, 1353226M50 112, 113, 201, 203 ELECT. CAP. 22U/50V +-20% 7 C104 1302B150K503 DISK CAP. 15PF 50V +-10% TAP 1 C105, 216 1353105M50 ELECT. CAP. 1U/50V +-20% 2 C106, 202, 204, 222 1302B221K503 DISK CAP. 220P 50V +-10% 4 R111, 112 11014392J52 C107, 212, 213 132104J504 MYLAR CAP. 0.1U/50V +-5% 3 R113 11014222J52 RESISTOR 2.2K 1/4W +-5% 1 C108, 109, 114, 1302F104Z503 115, 128, 130, 218, 220, 221, 301 DISC CAPACITOR 0.1U 50V +20/-20% 10 R114, 131, 133, 11014153J52 140, 213, 214, 215, 224 RESISTOR 15K 1/4W +-5% 8 C116, 117, 126, 223, 302 1353107M16 ELECT. CAP. 100U/16V +-20% 5 R115, 116 11014221J52 RESISTOR 220OHM 1/4W +-5% 2 R117, 118 11014470J52 RESISTOR 47OHM 1/4W +-5% 2 C118, 119 1354688M50 ELECT. CAP. 6800U/50V +-20% 2 R119, 120 11014101J26 RESISTOR 100OHM 1/4W +-5% 2 C120 132333J504 MYLAR CAP. 0.033U/50V +-5% 1 R121, 304 11014682J52 RESISTOR 6K8 1/4W +-5% 2 C121, 122 132103J504 MYLAR CAP. 0.01U 50V +-5% 2 R122 11014331J52 RESISTOR 330OHM 1/4W +-5% 1 C123, 124 1353107M50 ELECT. CAP. 100U/50V +-20% 2 R123 11012100J52 RESISTOR 10OHN 1/2W +-5% 1 C125 1354476M25 ELECT. CAP. 47U/25V +-20% 1 R129, 130 11010561J15 RESISTOR 560OHM 1W +-5% 2 1 C127 1302G472MD00 DISC CAPACITOR 4700P 400V +-20% 1 R132 11014182J52 RESISTOR 1K8 1/4OHM +-5% C205, 206, 208, 217 1353106M50 ELECT. CAP. 10U/50V +-20% R136 11020102J20 RESISTOR 1K 26W +-5% CF 20MM 1 C207 130S1101K503 DISC CAP. 100P 50V +350/-1000 1 R137 11012272J52 RESISTOR 1/2W +-5% 1 C214 132473J503 MYLAR CAP. 0.047U/50V +-5% 1 R138, 139, 149, 151 11014333J52 RESISTOR 33K 1/4W +-5% 4 C219 1354227M16 ELECT. CAP. 220U/16V +-20% 1 R147, 150 11350R22J20 CERAMIC RESISTOR 0.22OHM 5W 2 4 Diodes D101, 108, 111, 197131N4148 201, 202, 203, 301 DIODE IN4148 52MM 7 D102, 107 19915001503 ZENER DIODE 15V 1/2W 52MM 2 D103 19700KB1405 BRIDGE DIODE 4A 500V KBL405 D104, 105, 106 197131N4004 D204 1991500333 D302 19915000623 IC301 190161M311N 11014123J52 RESISTOR 12K 1/4W +-5% 1 R153, 154, 238, 241, 242, 11014223J52 RESISTOR 22K 1/4W +-5% 5 R156 11016103J52 RESISTOR 10K 1/6W +-5% 1 R201, 204, 207 303, 305 11014472J52 RESISTOR 4K7 1/4W +-5% 5 1 R202, 203, 205, 206, 208, 209 11014913J52 RESISTOR 91K 1/4W +-5% 6 DIODE IN4004 3 R216, 235 11014102J26 RESISTOR 1K 1/4W +-5% 2 ZENER DIODE 3.3V 1/2W 52MM 1 R225 11014124J52 RESISTOR 120K 1/4W +-5% 1 ZENER DIODE 6.2V 1/2W 52MM 1 R227 11014273J52 RESISTOR 27K 1/4W +-5% 1 R228 11014513J52 RESISTOR 51K 1/4W +-5% 1 R233 11014154J52 RESISTOR 150K 1/4W +-5% 1 R234 11014151J52 RESISTOR 150OHM 1/4W +-5% 1 R236 11014275J52 RESISTOR 2.7M 1/4W +-5% 1 R239 11014104J52 RESISTOR 100K 1/4W +-5% 1 R240 11014106J52 RESISTOR 10M 1/4W +-5% 1 R301 11014562J52 RESISTOR 5K6 1/4W +-5% 1 R306 11014911J52 RESISTOR 910OHM 1/4W +-5% 1 R307 11014105J52 RESISTOR 1M 1/4W +-5% 1 R308 11010272J15 RESISTOR 2.7K 1W +-5% 1 VR301 11403302M0 TRIMER RESISTOR 3K 0.3W +-20% 1 VR201 115V503B1 VARIABLE RESISTOR D16 50K/1 A 1 Integrated Circuits IC101, 201, 203, 19006M4558D 204 R152 I.C. OPA 4558D OP-AMP I.C. LM311 COMPARATOR 4 1 Resistors R101, 102, 104, 11014103J52 146, 210, 211, 212, 217, 226, 237 RESISTOR 10K 1/4W +-5% 10 R103 11014183J52 RESISTOR 18K 1/4W +-5% 1 R105, 126, 128 11014272J52 RESISTOR 2K7 1/4W +-5% 3 14 Amplifier/Subwoofer REF # PART # SUB-TS1 Harman Kardon DESCRIPTION QTY Transistors REF # PART # DESCRIPTION QTY Miscellaneous Q101, 102, 103, 192027C1815GR 2SC1815GR 110, 112, 113, 114, 116, 117, 122, 123, 201, 202, 301 14 Q107, 108 1933M2520 MICA ISOLATOR TO-3P 25*20MM Q104, 119, 121, 302 192028A1015GR 2SA1015GR 4 Q105 192028A965Y 2SA965R Y Q106, 118 192027C2235Y Q107 1 LED1 19510204GD LED GREEN 3MM FOR ON 1 LED2 19510204HD LED RED 3MM FOR STANDBY 1 ***** 650IH125 IC HOLDER 3 FS101 FS1067 FUSE 2.0A 120V 5x20mm 1 1 FS101 154U20006T0 FUSE 1.0A 230V 20MM UL 1 2SC2235Y 2 ***** 15520001 FUSE HOLDER R3-12 1 192022TIP36C TIP36C 1 SW101 180PBR12C11S POWER SWITCH PUSH BR12C11S 1 Q108 192021TIP35C TIP35C 1 ***** 180SMS50126 SLIDE SWITCH M50126 1 Q109 192201D882Y KSD882Y 1 ***** 700KB800 PLASTICKNOB 46077-W P.V.C. 1 Q111 192202B772Y KSB772Y 1 ***** 161506520 JUMPER WIRE 52MM TAP 53 Q120 192027C2240GR 2SC2240GR 1 ***** 16210088001 CABLE ASS’Y 2PIN AWG28 80MM 1 P201 16211508001 WIRE ASS’Y 5PINA ON BOARD 150MM1 P102, 3 16213008002 CABLE ASS’Y 2PIN FORLED AWG26 225MM 2 ***** 16210082007 WIRE RED 18AWG 80MM BOTH END TRIPPED AND TINNED 2 ***** 16210302001 “SPEAKER WIRE 300MM, #205 0.5T” 1 RY101 171UGS2121 RELAYMI-SH-212L 1 JK203 1740RCB202V OUTLET RCA JACK RCB-202V 1 JK201,2 1742CJ9030 SPEAKER TEMINAL 6PIN CJ-9030 2 P102/A,103/A, SW201 1751C02V1B CONNECTOR 2PIN PITCH=2.5MM 3 P201/A 1751C05V01 CONNECTOR 5PIN PITCH=2.5MM 1 P104/A 1751D02V01 CONNECTOR 2PIN PITCH=3.96MM 1 P101 1751D03V01 CONNECTOR 3PIN PITCH=3.96MM 1 150E8604104 POWER TRANSFORMER (120V) 1 150E8604102 POWER TRANSFORMER (230V) 1 152U602012 POWER CORD (120V) 1 152U602015 POWER CORD (230V) 1 15 Amplifier/Subwoofer SUB-TS1 Harman Kardon SUB-TS1 INTEGRATED CIRCUIT DIAGRAMS IC301 - LM311 COMPARATOR GND 1 8 V + CC NONINVERTING INPUT 2 7 OUTPUT INVERTING INPUT 3 6 STROBE/ BALANCE V CC 4 5 BALANCE C101, 201, 203, 204 - 4558D OP-AMP A OUTPUT 1 A -INPUT 2 A +INPUT 3 V- 4 8 V+ A B 7 B OUTPUT 6 B -INPUT 5 B +INPUT 16 5 4 3 2 1 UC00001126 UC00001219 C128 CD104 UC00001127 Q112 C1815 R141 47K 2K7 R126 560/1W R124 47K B C126 100u/16V R142 47K R127 3K3 UC00001125 UC00001123 R144 47K D111 1N4148 UC00001169 C119 6800uF/50V UC00001264 Q116 C1815 C R155 UC00001124 47K C125 47uF/25V R138 33K C120 MC333 KBL405 C122 MC103 C121 MC103 UC00001122 R108 3K3 D UC00001118 Q117 C1815 D107 VZ15V 1N4004 D106 RY101 OMI-212L UC00001267 1K/2W R136 R137 R151 33K R109 4K75 Q101 C1815 UC00001131 R140 15K R139 33K R135 47K R134 47K D105 D104 1N4004 1N4004 UC00001268 UC00001199 Q122 C1815 E UC00001130 C124 100uF/50V C123 100uF/50V D302 VZ6V2 P101/B R116 220 5 8 1M UC00001162 R307 UC00001032 2 F UC00001232 6K8 R304 1N4148 D301 Q302 A1015 3K VR301 R303 4K7 4K7 R305 R302 51K PT101 910 5K6 R306 R301 AC120V/60HZ G UC00001309 UC00001186 Q301 C1815 CD104 C301 UC00001273 SW102 POWER 4-OHM WOOFER P104/B P104/A UC00001272 UC00001111 UC00001187 UC00001271 -VP CD104 C109 Q108 TIP35C UC00001275 C107 MC104 UC00001279 Q120 C2240 R149 33K R145 C130 3K3 CD104 Q119 A1015 C108 CD104 UC00001035 UC00001109 R148 3K3 +VP G FS101 C127 472/400VAC101 2A/250V UC00001274 UC00001270 UC00001170 R120 100 Q106 C2235 UC00001276 R121 C106 220P R150 OR22/5W 10K Q107 TIP36C R146 UC00001278 6K8 R147 R123 OR22/5W 10/1/2W Q105 A965 R122 330 6 R119 100 F UC00001277 IC301 4 LM311N 1 3 7 UC00001160 C302 100uF/16V R308 R118 47 R117 47 Q104 A1015 UC00001207 2K7/1W R115 220 Q103 C1815 P101/A R153 22K R114 15K C105 1uF/50V Q102 C1815 E UC00001269 UC00001106 R112 3K9 -15V R110 3K82 UC00001307 A R111 3K9 +15V UC00001107 R107 3K3 2K7/1/2W IC101/A 4558D 1 R106 47K D Q121 A1015 R152 12K UC00001129 Q118 C2235 D108 1N4148 P102/A P102/B 2 3 C104 15P UC00001029 22uF/50V C103 UC00001028 UC00001263 D103 2K7 R105 R104 10K D109 GRN D110 RED C118 6800uF/50V UC00001262 -VP C113 22uF/50V UC00001144 Q113 C1815 Q114 C1815 UC00001266 R130 560/1W 2K7 R128 C115 CD104 C112 22uF/50V R125 3K3 P103/B UC00001168 +VP UC00001211 7 IC101/B 4558D P103/A 5 6 UC00001226 C 5 4 3 2 1 Harman Kardon A Q111 B772 UC00001265 R133 15K D102 VZ15V Q110 C1815 R131 15K Q109 D882 2K2 R113 UC00001027 R129 UC00001261 C114 CD104 1N4148 D101 UC00001026 18K C102 MC223 10K C101 MC334 UC00001260 UC00001214 R132 1K8 UC00001128 C111 22uF/50V C110 22uF/50V C117 100uF/16V UC00001132 C116 100uF/16V +15V UC00001166 P201/B PWR_IN STB GND -15V +15V R101 10K R103 10K 22K Q123 C1815 R156 R154 1999-03-09 R102 SUB-TS1 PWR-SCH +AC B + A -AC Amplifier/Subwoofer SUB-TS1 SUB-TS1 POWER AMP SCHEMATIC DIAGRAM 17 5 4 3 2 1 A UC00001234 91K R209 91K R208 91K R206 91K R205 91K R203 91K 1K C226 0.047 15K R216 1uF/50V 47K R215 R229 47K 47K R232 R211 Q203 J111 330 C225 560P C VOLUME A UC00001302 R248 1K2 R247 10K R241 22K ON IC201/B D UC00001238 C218 CD104 UC00001246 E UC00001282 C223 100uF 10M R240 UC00001254 +15V G UC00001255 UC00001256 5 4 3 2 1 Harman Kardon F 1999-03-09 G P201/A PWR_IN STB GND -15V +15V -15V CD104 CD104 C220 IC204/B 4558D 7 IC203/B 4558D 5 6 C221 UC00001252 C215 MC223 51K R228 F SUB-TS1 PRE-SCH R238 22K UC00001242 UC00001241 Q202 C1815GR C219 220uF/16V R239 100K R237 10K UC00001239 +15V UC00001251 R226 10K C214 MC473 27K 1 R227 IC203/A 4558D 3 2 R217 10K R236 2M7 R242 UC00001237 22K ATO UC00001240 E UC00001250 R225 120K SW201 AUTO C208 R224 15K UC00001247 4558D 10uF/50V 6100PF 7 5 C207 C213 MC104 MC104 C212 Q201 R235 D203 C1815GR 1K 1N4148 1 4558D IC204/A 150K VZ3V3 R233 220P D204 C222 UC00001304 100K UC00001283 JUMPER D VR201 50KA 10K C205 10uF/50V R243 UC00001235 2 3 1 220PF R244 R245 10K 1M R246 150 C217 10uF/50V UC00001236 3 2 1000P IC201/A 4558D C204 C224 Q204 2N3906 R234 -15V C227 2.2uF/50V C216 B C206 10uF/50V R213 15K 22uF/50V C203 UC00001243 UC00001244 C202 220PF R210 10K C201 22uF/50V 47K R231 15K R230 R214 UC00001245 R212 10K R207 4K7 R204 4K7 R201 4K7 UC00001292 JK203B LOW RI JK203/A LOW LI High RO JK202/C High CO JK202/B High LO JK202/A High RI JK201/C High CI JK201/B High LI R202 C D201 1N4148 B D JK201/A A UC00001305 D202 1N4148 S Amplifier/Subwoofer SUB-TS1 SUB-TS1 PRE-AMP SCHEMATIC DIAGRAM 18