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VAC-1000HD User’s Guide HDMI Distribution Amplifier (with Audio D/A converter) VAC-1000HD User’s Guide Ver.1.0.0 VAC-1000HD DISTRIBUTION AMPLIFIER for HDMI ON POWER SIGNAL OFF ● Thank you for choosing this IDK product. ● To ensure the best performance of this product, please read this User’s Guide fully and carefully before using it and keep this manual beside this product. IDK Corporation VAC-1000HD User’s Guide Trademarks  The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing, LLC in the United States and other countries.  All other company and product names mentioned in this manual are either registered trademarks or trademarks of their respective owners. In this manual, the “®” or “™” marks may not be specified. 2 VAC-1000HD User’s Guide Before reading this manual ● All rights reserved. ● Some of the contents in this User’s Guide such as appearance diagrams, menu operations, communication commands, and so on may differ depending on the version. ● This User’s Guide is subject to change without notice. You can download the latest version from IDK’s website at: http://www.idk.co.jp/en/index.html FCC STATEMENT This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference and the user will be required to correct that interference at their own expense. CE MARKING This equipment complies with the essential requirements of the relevant European health, safety and environmental protection legislation. WEEE MARKING Waste Electrical and Electronic Equipment (WEEE), Directive 2002/96/EC (This directive is only valid in the EU.) This equipment complies with the WEEE Directive (2002/96/EC) marking requirement. The left marking indicates that you must not discard this electrical/electronic equipment in domestic household waste. 3 VAC-1000HD User’s Guide Safety instructions Read and understand all safety and operating instructions before using this product. Follow all instructions and cautions as detailed in this document. Enforcement Symbol Description Warning Indicates the presence of a hazard that may result in death or serious personal injury if the warning is ignored or the equipment is handled incorrectly. Caution Indicates the presence of a hazard that may cause minor personal injury or property damage if the caution is ignored or the equipment is handled incorrectly. Symbol Description Example This symbol is indicated to alert the user. (Warning and caution) Electrical Caution Hazard This symbol is intended to prohibit the user from actions. Do not Prohibition disassemble This symbol is intended to instruct the user. Instruction 4 Unplug VAC-1000HD User’s Guide Warning Do not place the product in any unstable place. Install the product to a horizontal and stable place. Otherwise, it may fall/turn over and lead to injury. Do not place the product in any environment with vibration. Otherwise, it may move/fall and lead to injury. Keep out any foreign objects. Prohibition In order to avoid fire or electric shock, do not allow foreign objects, such as metal and paper, to enter the product from the vent holes. For power cable/plug: ● Do not scratch, heat, or modify, including extending them ● Do not pull, put heavy stuff on them, or pinch them. ● Do not bend, twist, or tie them together forcefully. If they are used in those states continuously, it may cause fire or electric shock. If power cables/plugs become damaged, contact IDK. Do not repair, modify or disassemble. Do not Since the product includes high-voltage parts, those actions may cause fire or electric shock. For internal inspections or repairs, contact IDK. disassemble In the event of lighting or thunder, do not touch the main unit and cables such as power cable and LAN cable. Do not touch Contact may cause electric shock For installation: The product is intended to be installed by skilled technicians. For installation, please contact a system integrator or IDK. Otherwise, it may cause fire, electric shock, injury, or property damage. Set the power plug in a convenient place to unplug easily. You can easily unplug in case of any extraordinary failure or abnormal situation, and it also helps for unplugging when you do not use it for a long period. Instruction Plug the power plug into appropriate outlet completely. If the plug is plugged incompletely, it may overheat which causes electrical shock or fire. Do not use damaged plug or loosened outlet. Clean the power plug regularly. If the plug is covered in dust, it may cause fire due to reduced insulating power. Unplug immediately if the product smokes, makes unusual noise, or smells. If you continue to use the product under those situations, it may cause electric shock or fire. After confirming that the product stops smoking, contact IDK. Unplug immediately if you drop the product or if the cabinet is damaged. Unplug If you continue to use the product under those situations, it may cause electrical shock or fire. For maintenance and repair, contact IDK. Unplug immediately if water or other objects are directed inside. If you continue to use it under those situations, it may cause electrical shock or fire. For maintenance and repair, contact IDK. For connection Differences in ground potential among the product and peripheral devices may cause electric shock or damage of the devices. When using cables to connect devices, including connection of long-distance transmission, unplug the power cables of all related devices. Instruction After connecting signal/control cables of each device, plug in the power cables of each device. 5 VAC-1000HD User’s Guide Caution Do not place the product in any place where it will be subjected to high temperatures. If the product is subjected to direct sunlight or high temperatures, it may cause fire. Do not place the product in humid, oil smoke, or dusty place. If the product is placed near humidifiers or dusty area, it may cause fire or electric shock. Do not block the vent holes. If ventilation slots are blocked, it may cause fire or failure due to internal heat. Prohibition Do not put heavy items on the product. It may fall/turn over and lead to injury. Do not exceed ratings of outlet and wiring devices. If several plugs are put in an outlet, it may cause fire and electric shock. Use only the provided AC adapter and power cable. If non-compliant adapter or power cables is used, it may cause fire or electrical shock. Use the provided AC power connection cable. If you want to use your product in other countries that use different AC power cables, contact IDK. Do not plug or unplug with wet hands. It may cause electrical shock. No wet hands Use and store the product within the specified temperature/humidity range. If the product is used outside the range continuously, it may cause fire or electric shock. Turn off devices when they are connected to another device. Instruction It may cause fire or electric shock. Unplug the power plug if you do not use the product for a long period. In case of defect, it may cause fire. Unplug the power plug before cleaning. Unplug It may cause electric shock. For installation For rack mount devices: Mount the product to the rack meeting EIA standards, and maintain spaces above and below for air cooling. For your safety, attach an L-shape bracket in addition to the mount bracket kit for the front panel to balance the weight. Instruction For devices with rubber feet: Never insert only the screws into the holes after removing the rubber feet. It may lead to damage when the screws contact electrical circuit or parts inside of the product. To put the rubber feet back on, use only provided rubber feet and screws. Instruction Altitude: Do not place the product at elevations of 2,000 meters (6562 feet) or higher above sea level. Failure to do so may shorten the life of the internal parts and result in malfunctions. Instruction 6 VAC-1000HD User’s Guide Table of Contents 1 2 3 4 Included items ............................................................................................................................................. 9 Product outline .......................................................................................................................................... 10 Features .................................................................................................................................................... 11 Part names and descriptions .................................................................................................................... 12 4.1 Front panel .......................................................................................................................................... 12 4.2 Rear panel .......................................................................................................................................... 13 5 Connecting external devices ..................................................................................................................... 14 5.1 Preparation ......................................................................................................................................... 14 5.2 Precautions before connection ........................................................................................................... 15 5.3 Typical application .............................................................................................................................. 16 6 Basic operation ......................................................................................................................................... 17 6.1 Menu operation keys........................................................................................................................... 17 6.2 Initialization ......................................................................................................................................... 18 7 Menus ....................................................................................................................................................... 19 7.1 Menu list .............................................................................................................................................. 19 7.2.20 [F90] Displaying firmware vers .................................................................................................... 20 7.2 Setting input and output (Setting menu) ............................................................................................. 21 7.2.1 [F01 to F03] Copying EDID ......................................................................................................... 21 7.2.2 [F10] Setting EDID resolution...................................................................................................... 22 7.2.3 [F12] Setting external EDID ........................................................................................................ 24 7.2.4 [F14] Setting copy EDID .............................................................................................................. 24 7.2.5 [F16] Setting No-signal input monitoring time of Video signals .................................................. 25 7.2.6 [F20] Setting Deep Color ............................................................................................................. 26 7.2.7 [F22] Setting PCM Audio ............................................................................................................. 26 7.2.8 [F24] Setting AC-3 Dolby Digital Audio ....................................................................................... 26 7.2.9 [F26] Setting AAC Audio ............................................................................................................. 27 7.2.10 [F28] Setting Dolby Digital Plus Audio ........................................................................................ 27 7.2.11 [F30] Setting DTS Audio ............................................................................................................. 28 7.2.12 [F32] Setting DTS-HD Audio ....................................................................................................... 28 7.2.13 [F34] Setting Dolby TrueHD Audio .............................................................................................. 29 7.2.14 [F36] Setting Audio channel ........................................................................................................ 30 7.2.15 [F38] Setting CEC physical address copy of EDID ..................................................................... 31 7.2.16 [F40] Setting input equalizer ....................................................................................................... 31 7.2.17 [F42] Selecting EDID for WXGA ................................................................................................. 32 7.2.18 [F60 to F69] Setting output equalizer .......................................................................................... 32 7.2.19 [F70 to F79] Setting audio output ................................................................................................ 32 7.2.20 [F90] Displaying firmware version ............................................................................................... 33 7.2.21 [F91] Displaying hardware version .............................................................................................. 33 7.2.22 [F99] Setting maintenance/status display menu ......................................................................... 33 7.3 Checking operation (Maintenance menu) ........................................................................................... 34 7.3.1 [C01] Setting HDCP input ........................................................................................................... 34 7.3.2 [C10] Setting how long video output requests of sink device are ignored .................................. 35 7.3.3 [C20 to C29] Setting forced HDMI output mode ......................................................................... 35 7.3.4 [C30 to C39] Setting color conversion output manually .............................................................. 36 7.4 Displaying input/output statuses ......................................................................................................... 37 7.4.1 [L01 to L13] Displaying input information .................................................................................... 37 7 VAC-1000HD User’s Guide 7.4.2 [L30 to L99] Displaying output information.................................................................................. 40 8 Specifications ............................................................................................................................................ 41 8.1 Pin assignments.................................................................................................................................. 41 8.1.1 HDMI Type A connector .............................................................................................................. 41 8.2 Product specification ........................................................................................................................... 42 9 Troubleshooting ........................................................................................................................................ 44 10 Fuse .......................................................................................................................................................... 48 8 VAC-1000HD User’s Guide 1 Included items Make sure all items below are included in the package. If any items are missing or damaged, please contact us. VAC-1000HD DISTRIBUTIO N AMPLIFIER for HDMI ON POWER SIGNAL OFF VAC-1000HD main unit x 1 Rack mounting bracket x 2 Power cable (1.8m/5.9 feet) x1 Cable clamp x 11 [Fig. 1.1] Included items You can download the latest version of the User’s Guide from IDK’s website at: http://www.idk.co.jp/en/index.html 9 VAC-1000HD User’s Guide 2 Product outline The VAC-1000HD is an HDMI distribution amplifier for distributing digital video and audio signals to 10 outputs. Since signals can be distributed to multiple devices that have the HDMI input connector, the VAC can be used for multiple systems of HD images, production lines, and others. An L/R stereo audio output is provided, and only the embedded digital audio input is converted into an analog stereo signal for the stereo analog audio outputs. The HDMI input has an automatic compensation circuit while the HDMI output has a manual one, and they are able to minimize signal degradation caused by cable extension. Digital video and audio HDMI DVI 1outputs Max. 50 m/ 164.04 feet VAC-1000HD Input EQ Video/Audio 10 distribution Output EQ Max. 50 m/ 164.04 feet EDID emulator Audio D/A conversion [Fig. 2.1] Video and audio signals I/O diagram 10 Digital video and audio 10 outputs HDMI DVI Analog audio L/R unbalanced 1 outputs VAC-1000HD User’s Guide 3 Features Video and audio signals input from the source device can be distributed to multiple sink devices. Audio can be output as digital or analog signals. ■ Video 1 ● Max. resolution: QWXGA (RB)* , 1080p ● Digital cable compensation circuit Input and Output: Max.10 m/32.8 feet to 50 m/164.04 feet 2 ● Anti-snow* ■ Audio ● Analog audio conversion output ■ Others ● EDID emulation (with copy) ● DDC buffering ● HDCP ● Displaying statues of Input/Output signals 3 ● Connection reset* *1 Only Reduced Blanking is supported. The anti-snow feature automatically fixes snow noise that is a specific symptom of HDCP-compliant signals and mainly occurs at start-up. This feature does not work when snow noise has already occurred during startup or when it occurs due to a bad condition of the transmission line. *3 For digital systems, some problems, such as an HDCP authentication error, can often be recovered by physically disconnecting and reconnecting the digital cables. However, the Connection Reset feature will fix these problems automatically without the need to physically remove and insert the cables. It creates the same condition as if the cable were physically disconnected and reconnected. This feature only works for the VAC’s output. If other devices are connected between the VAC’s output and display device, this feature may be invalid. *2 11 VAC-1000HD User’s Guide 4 Part names and descriptions 4.1 Front panel VAC-1000HD DISTRIBUTION AMPLIFIER for HDMI ON POWER SIGNAL OFF ③ ② ① [Fig. 4.1] Panel drawing [Table 4.1] Part names and descriptions # 12 Part name Description ① POWER switch Turns on/off the VAC. The POWER LED lights when the VAC is turned on. ② Segment display and menu operation keys Sets menu using “SET”, “+”, and “-” keys. (The cover plate with access to the men is removable.) ③ SIGNAL LED The LED lights when vertical synchronizing signals are detected in the HDMI input connector. VAC-1000HD User’s Guide 4.2 Rear panel OUT 1 S/N OUT 2 OUT 3 OUT 4 AC 100-240V 50/60Hz (FUSE T1.25A 250V) FG OUT 5 L OUT 7 OUT 6 IN OUT 8 OUT 9 OUT 10 R UPDATE ANALOG AUDIO ⑦ ③ ① ② ④ ⑥⑤ [Fig. 4.2] Panel drawing [Table 4.2] Part names and descriptions # Part name Description ① HDMI input connector Input connector for HDMI signals. Connector for a source device such as a DVD/Blu-ray disc player. ② HDMI output connector Output connector for HDMI signals. Connector for sink devices such as LCD monitors and projectors. ③ HDMI cable fixing hole Holes for the supplied cable clamps to fix the HDMI cables. ④ Audio output connector Analog output for audio of HDMI input signals. Connector for an amplifier, speaker, mixer, or the like. ⑤ AC adapter connector Connector for the supplied AC adapter. ⑥ Frame ground An M3 screw is used. Ground for indoor ground terminal. ⑦ Connector for maintenance Not used. Please do not connect anything; this connector is for maintenance only. 13 VAC-1000HD User’s Guide 5 Connecting external devices 5.1 Preparation Prepare the following cables before connecting external devices such as source and sink devices. ● HDMI cable (Type A (19-pin) plug, male) ● Stereo cable (RCA pin plug) ■ HDMI cable [Conversion cable] For DVI connector, please use one of the following cables. Part number Length CBL-DH-015A 1.5 m/4.9 feet CBL-DH-03A 3 m/9.8 feet CBL-DH-05A 5 m/16.4 feet [Fig. 5.1] Conversion cable (HDMI-DVI conversion) [Long cable] If you use 5 m/16.4 feet or longer cable for input/output cable, please use one of the following cables. Part number Length HDSS-10 10 m/32.8 feet HDSS-15 15 m/49.2 feet HDSS-20 20 m/65.6 feet [Fig. 5.2] HDMI long cable (Flexible model) The following cables are also available. Part number Length HDMI/HDMI24-10 10 m/32.8 feet HDMI/HDMI24-15 15 m/49.2 feet HDMI/HDMI24-20 20 m/65.6 feet HDMI/HDMI24-30 30 m/98.4 feet HDMI/HDMI24-40 40 m/131.2 feet HDMI/HDMI24-50 50 m/164 feet [Fig. 5.3] HDMI long cable (Standard model) 14 VAC-1000HD User’s Guide 5.2 Precautions before connection Follow the precautions below before connecting to external devices. ■ Installation ● Do not block vent holes. Keep enough space (3 cm/1.18 inches or more) around the product. ● Do not install the VAC in a closed space. If you have to install the product to an EIA rack mount in closed space, add a ventilation to keep the ambient temperature of 40 degrees C/104 degrees F or less. If inadequately vented, the life of parts may be shortened and operations may be affected. ■ Cabling ● Read the manuals of external devices carefully. ● Turn off the transmitter/receiver before connection. ● Insert the cable into the connector firmly and do not give the connector stress. ● Secure the HDMI cable using a cable clamp to prevent it from falling out of the device. [Fig. 5.4] Attaching cable clamp HDMI cables and connectors do not have a lock mechanism. Use the supplied cable clamp to apply the HDMI cable to the VAC. 15 VAC-1000HD User’s Guide 5.3 Typical application Analog audio output Speaker VAC-1000HD DVI/HDMI HDCP output Blu-ray disc player VAC-1000HD DISTRIBUTION AMPLIFIER for HDMI ON POWER SIGNAL OFF HDMI signal distributor DVI/HDMI HDCP output LC monitor DVI/HDMI HDCP output Projector 10 distribution : DVI/HDMI HDCP output LC monitor DVI/HDMI HDCP output Projector [Fig. 5.5] Source and sink devices are connected 16 VAC-1000HD User’s Guide 6 Basic operation 6.1 Menu operation keys Input and output settings: 1. Remove the front panel cover, and then you can see menu operation keys. DISTRIBUTION AMPLIFIER for HDMI ON POWER OFF Unscrew [Fig. 6.1] Removing cover 2. Select the menu number first and then select the setting number. If you do not operate for 60 seconds in each step, the light of the segment display will be turned off. Setting procedure 1 2 3 Selecting menu number 3-digit segment display 2 1, 3 Selecting set number 4 5 4 5 Press the “SET” key. The segment display lights. Select the menu number using the “+” and “-“ keys. Press the “SET” key to apply the menu number. The set number is displayed. Select the set number value using the “+” and “-“ keys. Press the “SET” key to apply the setting. After that, the segment display of Step 2 menu number above is displayed. If you do not press the “SET” key for 10 seconds, the number is not applied and the segment display of the step 2 is displayed. You have to do the same operation from Step 2 again. [Fig. 6.2] Setting procedure for input and output 17 VAC-1000HD User’s Guide 6.2 Initialization Turn on the VAC while holding the “SET” key in order to change all settings back to the factory default (initialization). Note: Once settings are initialized, they cannot be restored to the previous settings. Turn on this device while holding down the “SET” button. [Fig. 6.3] Initialization 18 VAC-1000HD User’s Guide 7 Menus ● Setup menus: setting input and output in normal use ● Maintenance menus: checking operation ● Status display menus: displaying statuses of input and output Note: Normally, the maintenance menu and status display menu are not displayed as a default. To display them, use the setting menu number [F99]. 7.1 Menu list ■ Setup menus [Table 7.1] Setup menus Setting Description Set value Default 7.2.1 [F01 to F03] Copying EDID OUT1 to OUT10 OUT1 7.2.2 [F10] Setting EDID SVGA to QWXGA 1080p 7.2.3 [F12] Setting external EDID OUT1toOUT10 OUT1 7.2.4 [F14] Setting copy EDID Copy data 1 to 3 Copy data 1 7.2.5 [F16] Setting No-signal input monitoring time of Video signals OFF/2 to15 [sec] 10 [sec.] 7.2.6 [F20] Setting Deep Color 24/30/36 [bit] 7.2.7 [F22] Setting PCM Audio 32/44.1/48/88.2/96/192 [kHz] 7.2.8 Audio [F24] Setting AC-3 Dolby Digital OFF/32/44.1/48 [kHz] OFF 7.2.9 [F26] Setting AAC Audio OFF/32/44.1/48/88.2 /196 [kHz] OFF 7.2.10 Audio [F28] Setting Dolby Digital Plus OFF/32/44.1/48 [kHz] OFF 7.2.11 [F30] Setting DTS Audio OFF/32/44.1/48/96 [kHz] OFF 7.2.12 [F32] Setting DTS-HD Audio OFF/44.1/48/88.2/96/176.4 /192 [kHz] OFF 7.2.13 [F34] Setting Dolby TrueHD Audio OFF/44.1/48/88.2/96/176.4 /192 [kHz] OFF 7.2.14 [F36] Setting Audio channel 2 channel/ 3 (2.1) channel/ 6 (5.1) channel/ 8 (7.1) channel 24 [bit] 48 [kHz] 2 channel 19 VAC-1000HD User’s Guide Setting Description Set value Default 7.2.15 [F38] Copying CEC physical address copy of EDID Copy/No copy 7.2.16 [F40] Setting input equalizer AUTO/Low to High 7.2.17 [F42] Selecting EDID for WXGA 1366×768/1360×768 7.2.18 [F60 to F69] Setting output equalizer OFF (No correction)/LOW/ MIDDLE/HIGH 7.2.19 [F70 to F79] Setting audio output ON/OFF ON 7.2.20 [F90] Displaying firmware version - - 7.2.21 [F91] Displaying hardware version - - 7.2.22 [F99] Setting maintenance/status display menu No copy AUTO 1360×768 No display/Display/Always display OFF (No correction) No display ■ Maintenance menus [Table 7.2] Maintenance menus Setting Description 7.3.1 Set value [C01] Setting HDCP input Enable HDCP encryption/ Disable HDCP encryption Default Enable HDCP encryption 7.3.2 [C10] Setting how long video output requests of sink device are ignored OFF/2 to15 [sec.] OFF 7.3.3 [C20 to C29] Setting forced HDMI output mode Normal operation / Forced HDMI output (EDID error) /Always HDMI output Normal operation 7.3.4 [C30 to C39] Setting color conversion output manually Automatic/DVI output/RGB output/YCbCr422 output /YCbCr444 output Automatic ■ Status display menus [Table 7.3] Status display menus Setting Description 20 Set value Default 7.4.1 [L01 to L13] Displaying input information - - 7.4.2 [L30 to L99] Displaying output information - - VAC-1000HD User’s Guide 7.2 Setting input and output (Setting menu) 7.2.1 [F01 to F03] Copying EDID Note: “[ ]” shows each menu number in this chapter. EDID of sink devices can be read and saved, and three EDID can be registered in the VAC as same as internal EDID. (1) Select the sink device whose EDID will be copied and press the “SET” key to register it. Menu number: [F01 to F03] Select the copy data you want to use. Menu number: [F14] Select “02” for the EDID setting. Menu number: [F10] (2) (3) Step 3 Blu-ray disc player OUT 1 to Copied data 1 Copied data 2 Copied data 3 Copied EDID EXTERNAL EDID Internal EDID Step 2 OUT 10 Step 1 LC monitor [Fig. 7.1] Copying and saving EDID Menu numbers F01 to F03: Copied data 1 to 3 Setting values 01 to 10 : OUT1 to OUT10 [Default: OUT1] Note: If cascade connection is employed, the source device will read the EDID of the source-device-side VAC-1000HD. In order to enable the source device to read the EDID of the sink device, follow the procedure below. (1) Copy the EDID of the sink device into the sink-device-side VAC-1000HD and set it as “Copied EDID” or “EXTERNAL (External EDID)”. Copy the EDID of the sink-device-side VAC-1000HD into the source-device-side VAC-1000HD and set it as “Copied EDID” or “EXTERNAL (External EDID)”. (2) VAC-1000HD VAC-1000HD DISTRIBUTION AMPLIFIER for HDMI ON POWER SIGNAL OFF PC VAC-1000HD VAC-1000HD DISTRIBUTION AMPLIFIER for HDMI ON POWER SIGNAL OFF (Source device side) (Sink device side) Projector [Fig. 7.2] Reading EDID 21 VAC-1000HD User’s Guide 7.2.2 [F10] Setting EDID resolution You can set the EDID to be sent to the source device: In order to use a built-in EDID (setting numbers “03” to “22”), set the maximum resolution supported by the sink device using Set numbers “03” to “22”. [Table 7.4] The maximum resolution of EDID Set Maximum resolution Pixel Standard EXTERNAL (External EDID) - - Remarks number 01 If no collected data, its default is 03. 02 Copied EDID - - 03 1080p(59.94/60) 1920×1080 HDTV 04 720p 1280×720 05 1080i 1920×1080 06 1080p(24/25/30/50) 1920×1080 07 SVGA 800×600 08 XGA 1024×768 09 VESA720 1280×720 CVT 10 WXGA 1280×768 VESA 11 WXGA 1280×800 12 Quad-VGA 1280×960 13 SXGA 1280×1024 14 WXGA 1360×768 The number of pixels can be set in 1366×768 7.2.17 If no collected data, its default is 03. Default VESA For inputting DVI devices MAC supported [F42] Selecting EDID for WXGA. 15 SXGA+ 1400×1050 16 WXGA+ 1440×900 17 WXGA++ 1600×900 18 UXGA 1600×1200 19 WSXGA 1680×1050 20 VESA1080 1920×1080 CVT 21 WUXGA 1920×1200 VESA 22 QWXGA 2048×1152 (RB): Reduced Blanking 22 (RB) (RB), for inputting DVI devices (RB) (RB) VAC-1000HD User’s Guide [Table 7.5] The maximum resolution and pixels (EDID supported) S: Supported, N: Not supported, -: Not used (EDID supported) Pixels Max. resolution 640 800 1024 1280 1280 1280 1280 1280 1360 1366 1400 1440 1600 1600 1680 1920 1920 2048 x x x x x x x x x x x x x x x x x x 480 600 768 720 768 800 960 1024 768 768 1050 900 900 1200 1050 1080 1200 1152 * * 01 - - - - - - - - - - - - - - - - - - - 02 - - - - - - - - - - - - - - - - - - - 03 1080p(59.94/60) S S S N N S S S S S S S S S S S N N 04 720p S S N S N N N N N N N N N N N N N N 05 1080i S S S N N N N N N N N N N N N N N N 06 1080p S S S N N S S S S S S S S S S S N N (24/25/30/50) 07 800x600 S S N N N N N N N N N N N N N N N N 08 1024x768 S S S N N N N N N N N N N N N N N N 09 1280x720 S S S S N N N N N N N N N N N N N N 10 1280x768 S S S S S N N N N N N N N N N N N N 11 1280x800 S S S S S S N N N N N N N N N N N N 12 1280x960 S S S S S S S N N N N N N N N N N N 13 1280x1024 S S S S S S S S N N N N N N N N N N 14 1360x768 S S S S S S S S S S N N N N N N N N 15 1400x1050 S S S S N S S S S S S N N N N N N N 16 1440x900 S S S S N S S S S S S S N N N N N N 17 1600x900 S S S S N S S S S S S S S N N N N N 18 1600x1200 S S S S N S S S S S S S S S N N N N 19 1680x1050 S S S S N S S S S S S S S S S N N N 20 1920x1080 S S S N N S S S S S S S S S S S N N 21 1920x1200 S S S N N S S S N N S S S S S S S N 22 2048x1152 S S S N N N S S N N S S S S S S S S * The number of pixels for 1360×768 and 1366×768 can be set in “7.2.17 WXGA”. The default value is 1360×768. [F42] Selecting EDID for 23 VAC-1000HD User’s Guide 7.2.3 [F12] Setting external EDID Note: Set this menu before setting the EDID resolution to “EXTERNAL (External EDID)”. You can set the HDMI output connector to be read if “EXTERNAL (External EDID)” will be selected for EDID resolution setting. Setting values 01 to 10: OUT1 to OUT10 7.2.4 [Default: OUT1] [F14] Setting copy EDID Note: Set this menu before setting the EDID resolution to “Copy EDID”. You can set which copied data will be read. Setting values 01 to 03: Copied data 1 to 3 24 [Default: Copy data 1] VAC-1000HD User’s Guide 7.2.5 [F16] Setting No-signal input monitoring time of Video signals If you change EDID of the VAC or turn on/off the VAC, the source devices may not output video signals. In this menu, you can set the monitoring time. Changing EDID Video signals from source device Requesting the source devices to output video signals ON OFF No-signal input monitoring time ON Hot plug OFF [Fig. 7.3] No-signal input monitoring time Setting values oFF: OFF 02 to 15: 2 to15 seconds [Default: 10 seconds] Notes: ● If you use the power saving or Dual monitor function of the PC (Source device), set this menu to “OFF”. When a PC is requested to output video signals, the PC may cancel those functions. ● If you set the time that is shorter than the output timing, the source device repeats reprocessing of output video signals. In this case, change the time to longer. Changing EDID Requesting the source devices to output video signals Monitoring time Monitoring time Monitoring time Video signals from source device ON OFF Outputting video from source device [Fig. 7.4] Repeating output signal setting 25 VAC-1000HD User’s Guide 7.2.6 [F20] Setting Deep Color You can set the Deep Color (color depth) that is output from the source device. Setting values 08: 24bit/pixel (8bit/component) [Default] 10: 30bit/pixel (10bit/component) 12: 36bit/pixel (12bit/component) Notes: ● If you select “30bit/pixel (10bit/component)” or “36bit/pixel (12bit/component)”, the transmission clock will be faster resulting in noise on video when a poor-quality cable or long cable is connected. In this case, change the setting to “24bit/pixel (8bit/component)”. ● This is enabled only if one of 03 to 22 is selected for the EDID resolution. 7.2.7 [F22] Setting PCM Audio You can set the maximum sampling frequency of PCM Audio that is output from the source device. Setting values 32: 32 kHz 44: 44.1 kHz 48: 48 kHz [Default] 88: 88.2 kHz 96: 96 kHz 192: 192 kHz Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your devices. ● This is enabled only if one of 03 to 22 is selected for the resolution setting of EDID. 7.2.8 [F24] Setting AC-3 Dolby Digital Audio You can set the maximum sampling frequency of AC-3 Dolby Digital Audio that is output from the source device. Setting values 32: 32 kHz 44: 44.1 kHz 48: 48 kHz oFF: OFF [Default] Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device. ● This is enabled only if one of 03 to 22 is selected for the resolution setting of EDID. 26 VAC-1000HD User’s Guide 7.2.9 [F26] Setting AAC Audio You can set the maximum sampling frequency of AAC Audio that is output from the source device. Setting values 32: 32 kHz 44: 44.1 kHz 48: 48 kHz 88: 88.2 kHz 96: 96 kHz oFF: OFF [Default] Notes:  Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device.  This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 7.2.10 [F28] Setting Dolby Digital Plus Audio You can set the maximum sampling frequency of Dolby Digital Plus Audio that is output from the source device. Setting values 32: 32 kHz 44: 44.1 kHz 48: 48 kHz oFF: OFF [Default] Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device. ● This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 27 VAC-1000HD User’s Guide 7.2.11 [F30] Setting DTS Audio You can set the maximum sampling frequency of DTS Audio that is output from the source device. Setting values 32: 32 kHz 44: 44.1 kHz 48: 48 kHz 96: 96 kHz oFF: OFF [Default] Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device. ● This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 7.2.12 [F32] Setting DTS-HD Audio You can set the maximum sampling frequency of DTS-HD Audio that is output from the source device. Setting values 44: 44.1 kHz 48: 48 kHz 88: 88.2 kHz 96: 96 kHz 176: 176.4 kHz 192: 192 kHz oFF: OFF [Default] Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device. ● This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 28 VAC-1000HD User’s Guide 7.2.13 [F34] Setting Dolby TrueHD Audio You can set the maximum sampling frequency of Dolby TrueHD Audio that is output from the source device. Setting values 44: 44.1 kHz 48: 48 kHz 88: 88.2 kHz 96: 96 kHz 176: 176.4 kHz 192: 192 kHz oFF: OFF [Default] Notes: ● Some LCD monitors do not support some audio formats. Select the audio format and sampling frequency supported by your device. ● This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 29 VAC-1000HD User’s Guide 7.2.14 [F36] Setting Audio channel You can set the number of channels for the multiple channel audio that is output from the source device. Setting values 02:2 channels [Default] 03:3 channels (2.1channels) 06:6 channels (5.1channels) 08:8 channels (7.1channels) ■ The number of channels and speaker configuration FC FL FR LFE RL RR RLC RRC Speakers FL/FR LFE FC 2 (2 channels) ON OFF 3 (2.1 channels) ON 6 (5.1 channels) 8 (7.1 channels) FL : Front Left FC : Front Center FR : Front Right RL : Rear Left RR : Rear Right RLC : Rear Left Center RRC : Rear Right Center LFE : Low Frequency Effect RL/RR RLC/RRC OFF OFF OFF ON OFF OFF OFF ON ON ON ON OFF ON ON ON ON ON [Fig. 7.5] The number of channels and speaker configuration Note: This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 30 VAC-1000HD User’s Guide 7.2.15 [F38] Copying CEC physical address copy of EDID CEC: Pass through between IN and OUT6 The CEC physical address of the sink device that is connected to OUT6 into the EDID of IN can be copied. If the CEC physical address of the connected sink device and the VAC’s address are not the same, the CEC functions, such as input switching in the sink device at start-up, may not work correctly. The problem can be solved by using the CEC physical address that is copied into the VAC. Setting values on: Copy physical address oFF: Not copy physical address [Default] Notes: ● This is enabled if CEC-supported source and sink devices are connected and one of 03 to 22 is selected for resolution setting of EDID. ● CEC system link functions supported by other companies are not guaranteed to work correctly by this setting. Check the actual configuration. 7.2.16 [F40] Setting input equalizer If it is set to “00” (AUTO), automatic equalization is normally performed depending on the amount of input signal attenuation. However, it may not be performed automatically in some PCs. In these cases, set the amount of equalization manually according to the cable length. Setting values 00: AUTO [Default] 01 to 25: Low to high Notes: ● If you use a 5 m/16.4 feet or longer cable for input, we recommend that you check the configuration with actual devices in advance, because it largely depends on the output signal quality of the source device. ● Set the equalizer value before using the VAC, since images sometimes are interrupted when the setting is changed. 31 VAC-1000HD User’s Guide 7.2.17 [F42] Selecting EDID for WXGA You can set the number of WXGA pixels based on the resolution setting of EDID. Setting values on: 1366×768 oFF: 1360×768 [Default] Note: This is enabled only if one of 03 to 22 is selected for resolution setting of EDID. 7.2.18 [F60 to F69] Setting output equalizer Menu numbers 7.2.18 [F60 to F69: OUT1 to OUT10 Setting values 0.0: OFF (No equalization) 1.5: LOW 3.5: MIDDLE 6.0: HIGH [Default] Notes: ● If you use a 5 m/16.4 feet or longer cable for output, we recommend that you check the configuration with actual devices in advance, because it largely depends on jitter characteristic of the sink device. ● Set the equalizer value before using the VAC, since the images sometimes are interrupted when the setting is changed. 7.2.19 [F70 to F79] Setting audio output You can set whether the audio is turned ON or OFF for each of the HDMI output connectors. Menu numbers 7.2.19 [F70 to F79: OUT1 to OUT10 Setting values on: ON [Default] oFF: OFF 32 VAC-1000HD User’s Guide 7.2.20 [F90] Displaying firmware version 7.2.21 [F91] Displaying hardware version 7.2.22 [F99] Setting maintenance/status display menu Setting values oFF: Not display [Default] on: Display (at the next start-up: OFF) ALL: Always display (at the next start-up: ON) 33 VAC-1000HD User’s Guide 7.3 Checking operation (Maintenance menu) You can set necessary items for operation verification. This menu is enabled and displayed by setting [F99] to “on” or “ALL”. 7.3.1 [C01] Setting HDCP input Some source devices check whether the connected device supports HDCP and then those source devices decide whether they encrypt HDCP signals or not. Since the VAC is HDCP compliant, if it is connected to a display device that does not support HDCP, video may not be displayed. In these cases, the problem can be solved by setting this menu to “oFF”. Video cannot be displayed HDCP-non-supported display device VAC-1000HD HDCP setting: ON VAC-1000HD DISTRIBUTIO N AMPLIFIER for HDMI Video with copyright protection ON POWER SIGNAL OFF HDCP-supported display device VAC-1000HD HDCP setting: OFF VAC-1000HD DISTRIBUTIO N AMPLIFIER for HDMI ON Video without HDCPcopyright supported protection computer Video can be displayed POWER SIGNAL OFF Video can be displayed HDCP-non supported/ supported display device [Fig. 7.6] HDCP-supported and HDCP-non-supported display devices Setting values on: Enable HDCP encryption [Default] oFF: Disable HDCP encryption Note: In order to display video whose copyright is protected, set this menu to “on”. 34 VAC-1000HD User’s Guide 7.3.2 [C10] Setting how long video output requests of sink device are ignored You can set how long signals for requesting video output that are sent from the sink device are ignored If those signals are repeatedly sent from the sink device within a short cycle, the VAC tries to set the video output every time. Video can be output correctly by setting this menu. Setting values oFF: No masking [Default] 02 to 15:2 to 15 [sec.] Note: This setting applies to all outputs. 7.3.3 [C20 to C29] Setting forced HDMI output mode In order to output signals, the VAC acquires EDID from the sink device to determine if the sink device is using HDMI or DVI signals. If the sink device cannot do it for any reason, problems will occur (for example, audio cannot be output). In such a case, use the forced HDMI mode to output signals. Menu numbers C20 to C29 :OUT1 to OUT10 Setting values oFF Err ALL : Normal operation [Default] : Forced HDMI mode (Use this mode if an EDID acquisition error occurs). : Always HDMI mode Note: If you use the Forced mode (“Err”), set the EDID resolution to the appropriate EDID other than EXTRNAL EDID (“01”). Otherwise, the source device cannot acquire the EDID and the device may not output correct video or audio. 35 VAC-1000HD User’s Guide 7.3.4 [C30 to C39] Setting color conversion output manually You can set the color space that will be sent to the sink device The sink device automatically selects the appropriate color space according to the color space of the input video. If the sink device cannot do it for any reason, you can select the color space manually. Menu number C30 to C39: OUT1 to OUT10 Setting values rgb: RGB output 422: YCbCr422 output 444: YCbCr444 output d: DVI output oFF: Automatic [Default] 36 VAC-1000HD User’s Guide 7.4 Displaying input/output statuses The status display menus can be operated if [F99] is set to “on” (Display) or “ALL” (Always display). Press the “SET” key to exit the operation. 7.4.1 [L01 to L13] Displaying input information [Table 7.6] Input information Menu number Displayed value Description ● HDMI / DVI mode and color depth of input video L01 H08 HDMI mode 24 bit/pixel (8bit/component) H10 HDMI mode 30 bit/pixel (10bit/component) H12 HDMI mode 36 bit/pixel (12bit/component) d08 DVI mode 24 bit/pixel (8bit/component) --- Nothing is input. on with HDCP ● HDCP of input video L02 oFF without HDCP --- Nothing is input. ● HDCP authorization of input video (from the source device side) L03 on with authorization oFF without authorization --- Nothing is input. ● Color space of input video L04 rgb RGB 422 YCbCr 422 444 YCbCr 444 --- Unclear or nothing is input. ● Frequency of input video L05 59.9 Input vertical synchronization frequency (with 59.9 Hz) --- Nothing is input. ● DDC power supply L06 on DDC powered on oFF DDC powered off 192 Scrolling display of input resolution --- Nothing is input. ● Input resolution L07 37 VAC-1000HD User’s Guide [Table 7.7] Input information Menu number Displayed value Description ●The segment display is three digits. The first (left) two digits show the audio format, and third digit (X) shows the number of audio channels (1 = 2 channels, 2 = 2.1 channels, 5 = 5.1 channels, 7 = 7.1 channels). L10 --- Unclear or nothing is input. 00X Unclear 01X PCM Audio 02X AC-3 Audio 03X MPEG-1 Audio 04X MP3 Audio 05X MPEG-2 Audio 06X AACLC Audio 07X DTS Audio 08X ATRAC Audio 09X DSD Audio 10X Dolby Digital Plus Audio 11X DTS-HD Audio 12X Dolby TrueHD Audio 13X DST Audio 14X WMA Audio 15X HE-AAC/HE-AACv2/MPEG Surround Audio ● Audio input sampling frequency L11 22 22.05 kHz 24 24 kHz 32 32 kHz 44 44.1 kHz 48 48 kHz 88 88.2 kHz 96 96 kHz 176 176.4 kHz 192 192 kHz 768 768 kHz _01 Unclear _05 _07 _11 _13 _15 --- Nothing is input. ● The number of audio input bits, HBR mode (High Bit-Rate Audio) L12 38 H16 16 bit, HBR mode P16 16 bit, PCM mode : : H24 24 bit, HBR mode P24 24 bit, PCM mode VAC-1000HD User’s Guide [Table 7.8] Information about input Menu number Setting value Description ● Audio input status L13 000 No audio is input. 001 Input is being detected. 002 003 004 005 006 Input normally --- Nothing is input. 39 VAC-1000HD User’s Guide 7.4.2 [L30 to L99] Displaying output information [Table 7.9] Output information Menu number Displayed value Description ● Deep Color L30 to L39 OUT1 to 10 008 24 bit/pixel (8bit/component) supported 010 30 bit/pixel (10bit/component) supported 012 36 bit/pixel (12bit/component) supported --- Not connected rgb RGB supported 422 YCbCr422 supported 444 YCbCr444 supported --- Not connected ● Available color space L40 to L49 OUT1 to 10 ● Color space: output status L50 to L59 OUT1 to 10 rgb RGB output 422 YCbCr422 output 444 YCbCr444 output --- Not connected on With Hot plug Detect ● Hot plug Detect L60 to L69 OUT1 to 10 oFF Without Hot plug Detect ● HDMI/ DVI L70 to L79 OUT1 to 10 HC HDMI mode (Compressed audio supported) HP HDMI mode (PCM audio supported) d DVI mode (Audio not supported) --- Not connected 000 N/A 001 Being authorized ● HDCP authorization L80 to L89 OUT1 to 10 002 003 004 Authorization ended normally 005 Authorization ended abnormally ● HDCP L90 to L99 OUT1 to 10 40 on HDCP supported oFF HDCP not supported --- Not connected VAC-1000HD User’s Guide 8 Specifications 8.1 Pin assignments 8.1.1 HDMI Type A connector Pin # 19 18 1 2 Signal Pin # 10 Signal 1 TMDS data2+ TMDS clock+ 2 TMDS data2shield 11 TMDS clock shield 3 TMDS data2- 12 TMDS clock 4 TMDS data1+ 13 CEC 5 TMDS data1shield 14 Backup (N.C.) 6 TMDS data1- 15 SCL 7 TMDS data0+ 16 SDA 8 TMDS data0shield 17 DDC / CEC ground 9 TMDS data0- 18 +5 power supply 19 Hot plug Detect *N.C.: No Connection [Fig. 8.1] HDMI Type A pin assignments 41 VAC-1000HD User’s Guide 8.2 Product specification Item Description 1 input / HDMI, DVI 1.0 (HDCP) (*1) Number / Signal TMDS single link, TMDS clocks: 25 MHz to 225 MHz Digital Connector Others 1 female HDMI Type A Color depth : 24 bit, 30 bit, 36 bit Deep Color Video VESA:VGA/SVGA/XGA/WXGA (1280x768) /WXGA (1280x800)/Quad-VGA/SXGA/ WXGA(1360x768)/WXGA(1366x768)/SXGA+/WXGA+/WXGA++/UXGA/WSXGA+/ Input WUXGA/QWXGA Formats * WUXGA/QWXGA only support DVI signal and Reduced Blanking SDTV/HDTV: 480i/480p/576i/576p/720p/1080i/1080p 1 input / Multi-channel linear PCM up to 8 channels Number / Signal Audio Sampling frequency: 32kHz to 192kHz, Sample Size: 16bit to 24bit Digital Connector 1 female HDMI Type A 10 outputs / HDMI, DVI 1.0 (HDCP) (*1) Number / Signal TMDS single link, TMDS clocks: 25 MHz to 225 MHz Digital Connector Others 10 female HDMI Type A Color depth : 24 bit, 30 bit, 36 bit Deep Color Video VESA: VGA/SVGA/XGA/WXGA (1280x768) /WXGA (1280x800)/Quad-VGA/SXGA/ WXGA(1360x768)/WXGA(1366x768)/SXGA+/WXGA+/WXGA++/UXGA/WSXGA+/ WUXGA/QWXGA Formats Output * WUXGA/QWXGA only support DVI signal and output as Reduced Blanking SDTV/HDTV: 480i/480p/576i/576p/720p/1080i/1080p 10 outputs / Multi-channel linear PCM up to 8 channels Number / Signal Sampling frequency: 32kHz to 192kHz, Sample Size: 16bit to 24bit Digital Audio Connector 10 female HDMI Type A Number / Signal 1 output / stereo LR unbalanced signals (*2) Connector 1 RCA jack Analog Supports DDC2B (Selectable from preset EDID/EDID copied from the monitor/EDID of the destination monitor) Plug & Play * If preset EDID selected, maximum resolution can be selected. Input: Up to 165ft (approx.) <50m> (*3) Automatic cable equalization Output: Up to 165ft (approx.) <50m> (*3) Input and output cable equalization Anti-snow (*4) De-embedded audio from HDMI signal Functions Contents DDC buffer 7 segment LED signal status check Connection Reset (*5) Power 100 - 240 VAC ± 10 %, 50 Hz/60 Hz ± 3 Hz Power consumption Around 35 Watt 16.93(W)×1.73(H)×9.84(D)" (approx.)<430(W)×44(H)×250(D)mm> (EIA rack 1U, not Dimensions including projections) Others Weight 6.613 lbs. (approx.)<3.0 kg> Operating temperature: 32°F to 104°F<0°C to +40°C> Temperature Storage temperature: -4°F to +176°F<-20°C to +80°C> Humidity 42 Operating/ Storage humidity: 20 % to 90 % (Non Condensing) VAC-1000HD User’s Guide *1 xvYCC, Lip Sync, 3D, ARC, and HEC are not supported. CEC: Pass through between IN and OUT 6 *2 Analog audio output only supports 2-channel linear PCM. *3 The transmission distance depends on connected devices. The distance above is the maximum transmission distance when a cable made by IDK (AWG24) is used and signals, 1080p 60 Hz 24 bit/pixel (8 bit/component), are input or output. If the connected device is not matched to the VAC or if other makers' cables are used, video signals can be unstable or video signals cannot be output, even though the transmission distance is within the information above. *4 Anti-snow function automatically eliminates snowy noise that is a specific symptom of the signal having HDCP. This feature automatically eliminates the snow noise causing mainly at start-up of the device. If the noise occurs in the input signals or if the noise is caused by bad-quality signal transmission, this feature does not work. *5 The connection reset feature automatically fixes problems that can normally be solved by removing and inserting connectors. Users do not have to remove and insert connectors in order to utilize this feature. This feature works only for the VAC’s output. If other devices are connected between the VAC’s output and display device, this feature may be invalid. Notes: ● Specifications are subject to change without notice. ● All nominal levels are at ±5%. 43 VAC-1000HD User’s Guide 9 Troubleshooting In case this device does not work correctly, please check the following items first. • • • • • • • Are this device and the connected devices turned on normally? Are cables connected correctly? Are there no loose connections? Are cables that are appropriate to this device being used? Are signal specifications of connected devices matched to each other? Are settings of the sink device correct? Are there any close objects that may cause noise? If the problem still cannot be solved, check the items in the table below. Please refer to manuals of connected devices as well, since they may possibly cause the problem. Problem Check item Video output Video is not output. 44 If there are no problems with cable connections, first check [1] and [2] below. [1] Verify that the EDID resolution setting of the VAC is set to the input resolution supported by the display device. ・The EDID resolution is set to 1080p by default, but some TVs do not support that resolution. ・If the EDID resolution is set to 1080i, the video may not be output to the display device that does not support the interlaced signals. ・Some monitors for PCs do not support the resolutions for TVs. Some LCD TVs do not support PC resolutions (VGA to QWXGA). [2] Verify that signals are output from the input device. If the “SIGNAL” LED lights, check [3] to [6]; if the LED turns off, check and [8]. [3] If signals protected by HDCP are input, does the sink device support the HDCP? If the sink device does not support HDCP, copyright-protected signals are not displayed. Check whether the sink device supports the HDCP. You can also disable HDCP output to the source device by an input setting. [4] If a long cable is connected for input or output, replace it with a 5 meter/16.4 feet or shorter cable. A 5 meter/16.4 feet or longer cable can be connected for digital input/output for the VAC, but some cables fail HDCP authorization or EDID acquisition depending on the quality of the cable and connected devices. [5] Verify that unsupported signals are not being input. [6] Change the [C10] setting. Access this menu by changing [F99] setting. [7] Verify that No-signal input monitoring time ([F16]) is not too short. [8] Check the video output setting of the source device. VAC-1000HD User’s Guide Problem Check item Interference or noise appears on video. If a long cable is connected for input or output, change the equalizer setting. If a long cable is connected for input or output, replace it with a 5 m/16.4 feet or shorter cable. Even though a 5 m/16.4 feet cable can be connected since the VAC has compensation circuit for digital input and output, it cannot deliver its full performance depending on the cable quality and connected devices. If the problem is solved by the replacement with a shorter cable, the signals may have been deteriorated because of the long-distance transmission. IDK provides high-quality cables, boosters, and cable extenders. Please contact us as needed. Transmission clock of Deep Color signals is faster than normal signals. If poor-quality or long cable is connected at the time of signal input or output, noise may appear on the video. The color depth of input signals can be controlled in the EDID setting. Video blinks. If interlace signals are input to a sink device that does not support interlace signals, the video blinks. Check the supported resolution of the sink device. Video edges (up/down/right/left) are cut out. Some sink devices display input video in overscan, and the video may be cut out. Check the display setting of the sink device. Video is distorted horizontally or vertically. Some sink devices display input video on full screen, and the aspect ratio cannot be kept. Check the display setting of the sink device. With some resolutions, full-screen display cannot be avoided. In that case, change the output resolution of the source device. Black bars appear on PC images. Only part of the PC image is displayed, and the rest of the images is displayed by moving the mouse. If the PC has the Panel Fit function, select “Scale Full Screen”. If the resolution that is set for the PC and the resolution that is actually output from the PC are not matched, those problems may occur. Check the resolution of the PC and the EDID resolution setting. The dual monitor function cannot be set or it is canceled automatically. When the No-signal input monitoring function works, the dual monitor function may not be enabled correctly. In this case, turn off this monitoring function. 45 VAC-1000HD User’s Guide Problem Check item Video is displayed, but audio is not output. Verify that audio output is turned on. If there are multiple output connectors in the source device, check the audio output setting of the source device. Verify that audio whose format is supported by the connected sink device is input. Especially, LCD monitors may not output 88.2 kHz or higher linear PCM and compressed audio (such as Dolby Digital and DTS). In order to play a Blu-ray disc having compressed audio, check the audio output setting of the source device. You can also control audio signals that will be output from the source device by setting EDID. Verify that DVI signals are not being output from the source device. Even though multi-channel audio is played, only audio signals of 2 channels are output. For multiple channel play, change the EDID setting which is set to 2 channels by default. Audio is output from HDMI output, but it is not output from analog audio output. If compressed audio (such as Dolby Digital and DTS) is input, analog audio is not output. Only 2-channel linear PCM is supported for analog audio output. Audio is output from analog audio output, but it is not output from HDMI output. Verify that audio output is set to ON. Verify that audio can be output by the connected sink device with the selected resolution. If an output resolution for PCs (VGA to QWXGA) is selected, the sink device may not output audio. Verify that the selected sampling frequency is supported by the connected sink device. Some LCD monitors cannot output high-sampling frequency audio (88.2kHz or higher). Audio signals output from the source device can be controlled by setting EDID. Compressed audio (such as Dolby Digital and DTS) is not output from the source device. Inputting compressed audio is limited by the EDID setting(factory default). In order to use compressed audio, change the EDID setting. Check the audio output setting of the source device. Devices cannot be controlled by CEC. 46 If you use CEC, enable the HDMI link control function of devices to be connected to the VAC, such as LCD TVs and Blu-ray disk recorders. VAC-1000HD User’s Guide If additional assistance is required, please perform the following tests and then contact us. 1. The problem occurs in all connectors? 2. Connect the devices using genuine cables without connecting the VAC (no VAC-1000HD in the link between the source and display devices). 47 VAC-1000HD User’s Guide 10 Fuse The VAC is equipped with a glass tube-type fuse (5 × 20 mm/0.2 x 0.79”), which prevents overcurrent from flowing into the VAC when a circuit or circuit part is broken. If the VAC cannot be turned on, first check if the fuse placed in the AC inlet is blown or not. If it is blown, replace the blown fuse with the spare fuse by following the procedure below. 1. 2. 3. Turn off the VAC and unplug the power supply plug. Remove the power connector from the AC inlet Remove the fuse holder by pulling out the depressed portion of the connection area for power supply connector using a screw driver or the like. [Figure 10.1] Fuse holder 4. Replace the current fuse with the spare fuse. Spare Fuse Blown Fuse 5. [Figure 10.2] Replacing fuses Put the fuse holder back into the original position. Note: In case the fuse blows again even after the blown fuse is replaced, the product may have problems. Please Contact your dealer. 48 VAC-1000HD User’s Guide User’s Guide of VAC-1000HD Ver.1.0.0 Issued on: July 2, 2015 IDK Corporation 7-9-1 Chuo, Yamato-shi, Kanagawa-pref. 242-0021 JAPAN TEL: +81-46-200-0764 FAX: +81-46-200-0765 Email: [email protected] URL: http://www.idk.co.jp/en/index.html Headquarters Arvanics Corporation 3-8-3-3F Yamato Higashi, Yamato-shi, Kanagawa-pref. 242-0021 JAPAN TEL: +81-46-259-6920 FAX: +81-46-259-6920 Email: [email protected] URL: http://www.arvanics.com Product information Support Information in this document is subject to change without notice. All rights reserved. All trademarks mentioned are the property of their respective owners. 49