Contents Contents ..................................- 3 - Service Manual ................................- 4 - 1. Precautions and notices ............................. - 4 - 1.1 Warning ..............................- 5 - 1.2 Notes ............................... - 8 - 2. TV boards: ..............................- 10 - 3. Factory/Service OSD Menu and Adjustment ....................- 13 - 3.1 How to get into the Factory OSD Menu ....................
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 Equipment. The service procedures recommended by Hisense and described in this Service Guide are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose.
Ref. No. in the parts list. Use of non-manufacturer's recommended parts may create shock, fire, or other hazards. Under no circumstances should the original design be modified or altered without written permission from RCA. Hisense Eassumes no liability, express or implied, arising out of any unauthorized modification of design. Service-tech assumes all liability.
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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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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. (3) If a foreign substance (such as water, metal, or liquid) gets inside the panel module, immediately turn off the power.
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. Be sure to follow these instructions. •...
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matter. • Be sure to handle the circuit board by holding the large parts as the heat sink or transformer. Failure to observe this precaution may result in the occurrence of an abnormality in the soldered areas. • Do not stack the circuit boards. Failure to observe this precaution may result in problems resulting from scratches on the parts, the deformation of parts, and short-circuits due to residual electric charge.
2. TV boards: 2.1 The TOP of board : PB732 - 10 -...
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Board PB732 terminals layout: Position Description Market Digital Audio out SERVICE RFT1 RF Input Tuner part on board CNA2 Earphone AVH2 HDMI1(ARC) AVH1 HDMI2 CN12 USB *2 WIFI IR&KEY CNA3 SPEAKER CNB801 LED DRIVER CNB1 Power input - 11 -...
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2.2 The TOP of board : PB753 Board PB753 terminals layout: Position Description Market Digital Audio out SERVICE RFT1 RF Input Tuner part on board CNA2 Earphone AVH2 HDMI1(ARC) AVH1 HDMI2 CN12 USB *2 WIFI - 12 -...
MiniLvds1 TCON on board MiniLvds2 TCON on board Board Boards function difference(modify) Suitable TV 32E5606EX complex board(main board part、 power board ) TCON part not integrated PB732 in main board Side terminals and back terminals 40E5606EX TCON part not integrated complex board(main board part、...
4.1 USB Upgrading with Remote control, when TV in User status. The main software can be upgraded by USB Disk. take 32E5606EX for example. Ensure there are no any “*.pkg” files in USB root directory and decompress the upgrade file to the USB root directory and rename to”...
4.2 USB main software upgrading with SecureCRT(forced upgrading) When USB software upgrading fails with Remote control , We can upgrade with debug serial board Tool and SecureCRT Tool . Run SecureCRT.exe AC power on the TV , at the same time tightly press the “Enter” button on the PC until appear character “<<Mstar>>#”...
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Hardware connecting Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your PC and HU32N50HW 、HU32N50HW(1000)that serial port to the TV’s debug port. As following, except use 4 pin serial port . earphone Connect to the TV Service port.
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Select the default value, the driver will be installed step by step. - 17 -...
5. Trouble shooting When there is something wrong with your TV, you can try turning off the TV and then restart it. You can also operate according to the follow chart. If the problems still cann’t be solved, please contact the profession technician. - 18 -...
5.1 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 & IR cable Replace main board - 19 -...
5.2 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 - 20 -...
5.3 TV won’t Power On TV won’t power on Check Power Make Sure Power light? source is live Output Replace Check Power No Led light Power Cord Cord Check/replace IR Only BD or Keypad one works Try Power on by RC and Button Check signal Panel Bright...
5.5 Troubleshooting for 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 - 23 -...
5.6 Troubleshooting for 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 6. Signals Block Diagram & power assign & schematic diagram : - 24 -...
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3V3_STB TEST TEST PW_LED K0/AD TEST 5V_IR 5V_STB 5V_IR RK11 KEY0_IN_IC TEST K0/AD 22ohm-0402-¡ À 5 %- 1/16W 0.01uF-0402-X7R-¡ À 1 0%- 50V 0.1uF-0402-X5R-¡ À 2 0%- 16V 47Kohm-0402-¡ À 5 %- 1/16W KEY_GND 1Kohm-0402-¡ À 5 %- 1/16W TEST NC/AVLC18S02003 5V_STB 3V3_STB...
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TEST AV_IN AV_IN CVBS_IN_IC AV_IN TEST AV_L_IN AV_L_IN TEST AV_R_IN 180ohm-0402-¡ À 5 %- 1/16W AV_R_IN NC/AVLC18S02003 NC/30pF-0402-NPO-¡ À 5 %- 50V TEST NC/AVLC18S02003 NC/SFI0402-240E-2R5PP-LF AV_GND SPDIF COAX 75ohm-0402-¡ À 1 %- 1/16W NC/NC/180pF-0402-NPO-¡ À 5 %- 50V 5V_M SPDIF_OUT 33ohm-0402-¡...
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,CAP MC,6.3V,0.47uF,¡ À 1 0%,X 5R,0402,SMD,TP 2.2uF-0402-X5R-¡ À 2 0%-6.3V 陶瓷电容 客供 主芯片 ,CAP MC,6.3V,0.47uF,¡ À 1 0%,X 5R,0402,SMD,TP ,IC Main Chip,SMD,MSD6683BQHT-8-00GE,Hisense,Mstar 0.1uF-0402-X5R-¡ À 2 0%-16V 陶瓷电容 ,CAP MC,6.3V,0.47uF,¡ À 1 0%,X 5R,0402,SMD,TP 0.1uF-0402-X5R-¡ À 2 0%-16V 陶瓷电容 ,CAP MC,6.3V,0.47uF,¡ À 1 0%,X 5R,0402,SMD,TP 0.1uF-0402-X5R-¡...
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1uF-0402-X5R-¡ À 2 0%-6.3V I2C-SDA_IC TGPIO1_PM 1uF-0402-X5R-¡ À 2 0%-6.3V HDMI1_DETECT_IC SPDIF SPDIF_IN SPDIF_OUT_IC SPDIF_OUT 客供 主芯片 ,IC Main Chip,SMD,MSD6683BQHT-8-00GE,Hisense,Mstar 客供 主芯片 ,IC Main Chip,SMD,MSD6683BQHT-8-00GE,Hisense,Mstar 客供 主芯片 ,IC Main Chip,SMD,MSD6683BQHT-8-00GE,Hisense,Mstar Close to MST IC RGB/CVBS/PHY/USB Block with wide trace PHY_TX_N_IC...
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,光纤,同轴插件物料 IR&KEY&LED 3V3_STB TEST TEST PW_LED K0/AD TEST 5V_IR 5V_STB 5V_IR RK11 KEY0_IN_IC TEST K0/AD 22ohm-0402-¡ À 5 %-1/16W 0.01uF-0402-X7R-¡ À 1 0%-50V 0.1uF-0402-X5R-¡ À 2 0%-16V 47Kohm-0402-¡ À 5 %-1/16W KEY_GND 1Kohm-0402-¡ À 5 %-1/16W TEST NC/AVLC18S02003 5V_STB 3V3_STB K0/AD 5V_IR PW_LED...
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COAX & OPTICAL AV_IN close to connector close to 6A358 AV_IN AV_IN CVBS_IN_IC AV_IN AV_L_IN AV_L_IN AV_R_IN 180ohm-0402-¡ À 5 %-1/16W AV_R_IN NC/AVLC18S02003 30pF-0402-NPO-¡ À 5 %-50V NC/AVLC18S02003 NC/SFI0402-240E-2R5PP-LF AV_GND SPDIF COAX 75ohm-0402-¡ À 1 %-1/16W NC/NC/180pF-0402-NPO-¡ À 5 %-50V 5V_M SPDIF_OUT 33ohm-0402-¡...
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5V_M AMP Power MUTE 注意这里是考虑电解寿命,拷贝注意 3V3_STB AMP_MUTE/ RA10 需要放在功放最远端供电 CA35 AMP_MUTE_IC NC/10uF-0805-X5R-¡ À 20%-16V 4K7ohm-0402-¡ À 5%-1/16W 10uF-0805-X5R-¡ À 20%-16V NC/SFI0402-240E-2R5PP-LF 10uF-0805-X5R-¡ À 20%-16V NC/4K7ohm-0402-¡ À 5%-1/16W 铝电解电容 ,CAP AL,16V,470uF,¡ À 20%,HV,8¡ Á 1 0.5,SM D,TP,CapXon 10Kohm-0402-¡ À 5%-1/16W 4K7ohm-0402-¡ À 5%-1/16W NC/4K7ohm-0402-¡...
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Power Tuner Write 0x96 I2C ADDRESS Read 3V3_Tun/ 0x96~0x99 3V3_Tun 可调范围 CT37 CT13 韩国 认证 CT16 NC CT5 82pF-0402-NPO-¡ À 5 %-50V 厚膜电阻 ,RES,1/16W,0ohm,¡ À 5 %,0402,SMD 10uF-0603-X5R-¡ À 2 0%-6.3V LT12 390nH-0603-¡ À 5 %-C 无源标准封装晶体振荡器 ,SPXO,16MHz,¡ À 2 0PPM,20pF,HC-49SMD,SMD,SD2016M00020T2115054,JWT NC/0.1uF-0402-X5R-¡...
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Write 0x70 PMIC I2C ADDRESS Read 0x71 场效应管 ,PMOS,-4.3A,-30V,0.048ohm@ID=-3A@VGS=-4.5V,SOT-23-3L,NCE3407AY,NCEPOWER 2200pF-0402-X7R-¡ À 1 0%-50V NC/1uF-0603-X5R-¡ À 1 0%-25V 陶瓷电容 0.047uF-0603-X7R-¡ À 1 0%-25V ,CAP MC,25V,10uF,¡ À 1 0%,X5R,0805,SMD,T P 陶瓷电容 0ohm-0402-¡ À 5 %-1/16W ,CAP MC,25V,10uF,¡ À 1 0%,X5R,0805,SMD,T P 肖特基二极管 ,DIO SBD S,3A,40V,SMA,SMD,SS34A,YJ AVDD VCC_PANEL...
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AVDD Gamma AVDD Write 0x74 RG60 RG61 I2C ADDRESS RG62 Read 0x75 CG56 CG57 VDD_OP 1uF-0603-X5R-¡ À 1 0%-25V 陶瓷电容 ,CAP MC,25V,0.1uF,¡ À 2 0%,X5R,0402,SMD,TP 100Kohm-0402-¡ À 1 %-1/16W RG63 RG64 CG58 100Kohm-0402-¡ À 1 %-1/16W 24K9ohm-0402-¡ À 1 %-1/16W 10ohm-0805-¡...
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LEVELSHIFT inital state setting 参数注意和 确认 DVDD33 mstar HC_8 RG10 HC_F8 NC/10Kohm-0402-¡ À 5 %- 1/16W HC_7 RG13 HC_F7 NC/33ohm-0603-¡ À 5 %- 1/10W NC/10Kohm-0402-¡ À 5 %- 1/16W HC_6 RG133 HC_F6 NC/33ohm-0603-¡ À 5 %- 1/10W NC/10Kohm-0402-¡ À 5 %- 1/16W HC_5 RG134 HC_F5...
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