LCD TV Service Manual Contents Contents ............................... - 2 - Service Manual............................ - 3 - 1. Precautions and notices......................- 3 - 1.1 Warning ..........................- 4 - 1.2 Notes ..........................- 7 - 2. Factory/Service OSD Menu and Adjustment................- 9 - 2.1 To enter the Factory OSD Menu ..................
LCD TV Service Manual Service Manual 1. Precautions and notices BEFORE SERVICING THE LCD TV, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. USE ONLY MANUFACTURER SPECIFIED REPLACEMENT PARTS WHEN SERVICING. USE OF NON-AUTHORIZED PARTS WILL VOID THE MANUFACTURE'S WARRANTY Proper service and repair is important to the safe, reliable operation of all Hisense Electric Co., Ltd Equipment.
LCD TV Service Manual techician trained in the proper Television safety and service methods and procedures Hereafter throughout this manual, Hisense Electric Co., Ltd will be referred to as Hisense. 1.1 Warning 1.1.1 Critical components having special safety characteristics are identified with a by the Ref.
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LCD TV Service Manual IMPORTANT: Always disconnect the power cord from AC outlet before replacing parts or modules. 1.1.3 To prevent electrical shock, use only a properly grounded 3 prong outlet or extension cord. 1.1.4 When replacement parts are required, be sure to use replacement parts specified by the manufacturer or have the same characteristics as the original part.
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LCD TV Service Manual 1.1.6 (1) Do not supply a voltage higher than that specified to this product. This may damage the product and may cause a fire. (2) Do not use this product: > High humidity areas > In an area where any water could enter or splash into the unit. High humidity and water could damage the product and cause fire.
LCD TV Service Manual or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over. 1.2 Notes Notes on Safe Handling of the LCD panel and during service The work procedures shown with the Note indication are important for ensuring the safety of the product and the servicing work.
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LCD TV Service Manual sure to confirm that there is no foreign matter on top of the cushioning materials before the surface of the panel comes into contact with the cushioning materials. Failure to observe this precaution may result in, the surface of the panel being scratched by foreign matter.
LCD TV Service Manual 2. Factory/Service OSD Menu and Adjustment 2.1 To enter the Factory OSD Menu a. With factory RC (remote control) 1. Press “M” button and enter factory mode. 2. Press “Menu” button and enter factory OSD menu. 3 .
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LCD TV Service Manual White Balance Mode R-GAIN: G-GAIN: B-GAIN: R-OFFSET: G-OFFSET: B-OFFSET: TEMPERATURE Auto Color MODE AUTO ADC R-GAIN: G-GAIN: B-GAIN: R-OFFSET: G-OFFSET: B-OFFSET: Hisense Confidential - 10 -...
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LCD TV Service Manual Options TOFAC Logo Hisense OSD language English HDCP Mode outside HIDEV Test Pattern 2.2.2、Design Menu Design Menu Color Temperature Video Curve Picture Mode Audio Curve Sound Mode EMC Adjust Over Scan Hisense Confidential - 11 -...
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LCD TV Service Manual Picture Mode Sound Mode Mode Picture Mode Standard 120HZ Soft 500HZ User 1.5KHZ Bright 5KHZ BRIGHTNESS 10KHZ C0NTRAST Mode Standard COLOR Music Movie Speech Video Curve MODE Brightness Sharpness Color Contrast TINT Curve _0 Curve _25 Curve _50 Curve _75 Curve 100...
LCD TV Service Manual SSC Adjust SSC MIU Over Scan MIU SPAN MIU STEP H_Size H_Pos SSC LVDS V_Size LVDS SPAN V_Pos LVDS STEP Note : The above “Factory/Service OSD Menu” are reference only, please refer to the actual units to determine the appearances.
LCD TV Service Manual 4. Troubleshooting 4.1 Troubleshooting for Remote Control Remote control does not work Try new batteries Replace battery Replace RC Replace remote control Check IR receiver Change Led & IR board Replace Led & IR BD Change Led & IR cable Replace Led &...
LCD TV Service Manual 4.2 Troubleshooting for Function Key Buttons does not work Check solder connections and Check switches see if any switches are stuck. Replace Key BD Check key board Check Key BD cable Change Key BD Replace main board Hisense Confidential - 15 -...
LCD TV Service Manual 4.3 TV won’t Power On TV won’t power on Make Sure Power Check Power source is live light? Output Replace Check Power BLUE Power Cord Cord Check/replace IR Only BD or Keypad one works Try Power on by Check signal RC and Button Panel Bright...
LCD TV Service Manual 4.4 Troubleshooting for Audio No sound Reconnect Check connecter Replace speaker wire Check speaker wire Replace speaker set Check speaker set Replace main board Power Supply Board Hisense Confidential - 17 -...
LCD TV Service Manual 4.5 Troubleshooting for TV/VGA/HDMI input No picture on the screen Check Signal Source Make sure signal source is available Reconnect Check connect Check cable Replace cable Replace main board Hisense Confidential - 18 -...
LCD TV Service Manual 4.6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check Source Device Reconnect Check connect Check Wires (Green Blue, Red) Replace wires Replace main board Hisense Confidential - 19 -...
LCD TV Service Manual 4.7 Troubleshooting for Video/S-Video input No picture on the screen Check Source work or not Check Signal Source Reconnect Check connect Replace Cable/Wires Check Cable/ Wires Replace main board Hisense Confidential - 20 -...