Hisense 50XT880XWSEU3D Service Manual
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Hisense 50XT880XWSEU3D Service Manual

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LCD Television
Service Manual
Chassis： MT5651HROI+MST6M40
Product Type：
3D type : SG
50、58、65XT880XWSEU3D，
3D type :PR
LTDN84XT900RWSEU3D，
Ver 1.0
August，2013

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Summary of Contents for Hisense 50XT880XWSEU3D

  • Page 1 LCD Television Service Manual Chassis： MT5651HROI+MST6M40 Product Type： 3D type : SG 50、58、65XT880XWSEU3D， 3D type :PR LTDN84XT900RWSEU3D， Ver 1.0 August，2013...
  • Page 2 REVISION HISTROY Version Page Section Description Date ver1.0 First issued 2013-08-014 - 2 -...

  • Page 3: Table Of Contents

    Contents Contents ..................................- 3 -  Service Manual ................................- 4 -  1. Precautions and notices ............................. - 4 -  1.1 Warning ..............................- 5 -  1.2 Notes ............................... - 8 -  2. Product Function Specifications ........................- 10 -  3.

  • Page 4: Service Manual

    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.

  • Page 5: Warning

    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. Servicetech assumes all liability.
  • Page 6 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.
  • Page 7 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.

  • Page 8: Notes

    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. •...
  • Page 9 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.

  • Page 10: Product Function Specifications

    2. Product Function Specifications 2.1 Layout XT880 Series - 10 -...
  • Page 11 - 11 -...
  • Page 12 2.2 Spec. - 12 -...
  • Page 13 - 13 -...
  • Page 14 - 14 -...
  • Page 15 2.3 Main board: 5515 The top The bottom: - 15 -...
  • Page 16 - 16 -...
  • Page 17 Wiring diagram (take LTDN58XT880XWSEU3D for example ) - 17 -...

  • Page 18: Factory/Service Osd Menu And Adjustment

    3. Factory/Service OSD Menu and Adjustment 3.1 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. Press “CH+”/“CH-” button select the function menu, press “VOL+”/“VOL-” enter the selected function menu.
  • Page 19 3.2.1 Signal prefabricate 3.2.3 Factory Option - 19 -...
  • Page 20 Item Default Options Notes M-Can enter factory mode with factory RC or user RC. MODE M, U U-Can enter factory mode only with user’s RC. Note: MODE “M” is only used for factory production. Clear the EEPROM Item Meaning Note Clean data except Clean Protected Clear partly...

  • Page 21: Designer Menu

    a. Select the item “Clean Protected”. b. Press VOL+ button to clear the EEPROM data. c. Close the OSD menu after 5 seconds. d. Restart the TV. 3.3 Designer Menu Note: Above “Factory/Service OSD Menu ”is r eference for chassis MT K5651 , please r efer to the actual units to determine the appearances.

  • Page 22: Usb Upgrading Unsuccessfully

    4.2 USB upgrading unsuccessfully If USB upgrading unsuccessfully, then need burning the Nand Flash program file“ *.bin ”to the Nand Flash. Hardware connecting Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your PC and serial port to the TV’s RS232 port.
  • Page 23 Select the default value, the driver will be installed step by step. - 23 -...

  • Page 24: Upgrading With The Flashtool0.6.0.Exe

    4.3 Upgrading with the FlashTool0.6.0.exe 1、FlashTool is a green program needing no installation. After Connect the unit to your pc with a USB-to-serial port cable， run FlashTool0.6.0.exe. Please refer to the following steps to set. serial port Select mode Communicate port Set Flash Baud Rate of main chip Communicate port and flash baud rate? See the following...
  • Page 25 Open “Device Manager” and find which port is connected with the TV. In above picture, COM4 is connected to the TV, so, select “COM4” and if COM6 is connected to the TV, so select “COM6”. Select the right baud rate according to chip model. For this unit( chip model is MT5651), select 115200. 2、 ...
  • Page 26 Click  ,  bounce  the  following  dialog  box.  Load  Bin  File：find  the  upgrading  program file, and select it. for example:HIS_5651_m1v2_oceania_secure_nandboot.bin.  Press “Upgrade” button and start upgrading.，if update defeat, try again.  Start upgrade Select *.bin file - 26 -...

  • Page 27: Network Updating

    4.4 Network updating Network updating includes two ways. one is “Auto Upgrade ”the other is “Internet”. Whether Auto Upgrade is ON or Off，Network Upgrade is validated Auto Upgrade---- When it is set to “on” , Turn on automatic check whether or not have any new updating file in servers when connects to the network.
  • Page 28 Figure-2 Figure-3 Check new version, then bounce the following . Figure-4 - 28 -...
  • Page 29 Select update to downloading…… Figure-5 After verify, bounce dialog to select “yes” to sure to update the firmware. Waiting…… Figure-6 - 29 -...
  • Page 30 Bounding following interface that indicates firmware update is sussessful. Figure-7 Figure-8 Upgrade successfully. power off and restart TV can bounce following prompt message. otherwise upgrade is defeat. Figure-9 - 30 -...
  • Page 31 2、Auto upgrade Auto upgrade and Network have little difference only in figure-4. As following Auto Upgrade: Network upgrade: figure-2 - 31 -...

  • Page 32: Trouble Shooting

    5. Trouble shooting When there is something w rong with your TV, you can try turning off the TV and then restart it. You can als o operate a ccording to the follow chart. If the problems still cann’t be solved, please contact the profession technician.

  • Page 33: Troubleshooting For Remote Control

    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 - 33 -...

  • Page 34: Troubleshooting For Function Key

    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 - 34 -...

  • Page 35: Tv Won't Power On

    5.3 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 RC and Button Check signal Panel Bright Source...

  • Page 36: Troubleshooting For Audio

    5.4 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 - 36 -...

  • Page 37: Troubleshooting For Tv/Vga/Hdmi Input

    5.5 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 - 37 -...

  • Page 38: Troubleshooting For Ypbpr Input

    5.6 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 - 38 -...

  • Page 39: Troubleshooting For Video Input

    5.7 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 - 39 -...

  • Page 40: Troubleshooting For 3D

    5.8 Troubleshooting for 3D SG 3D 1、Turn on 3D function and ensure TV on showing must support 3D format.. The Set can automatically identify common 3D format in HDMI.l.4, other signals(DTV、DMP)need manual adjust part items. Detailed operation can refer to the user’s manual. 2、Power on the 3D glasses and check battery electron through feeling shining sunlight or lamp.

  • Page 41: Signals Block Diagram And Power Assign

    PR 3D The panel has polarizer film and interface horizontal output. So it does not need synchronization signal with the PR 3D glasses，The 3D glasses is the common type without electricity.. If 3D function fails, First check the validity of TV 3D function setting (detailed operation refer to the user’s manual).moreover, check the 3D glasses and panel.
  • Page 42 V-By-1(0~7) CSOT Panel LG Panel V-By-1(8~15) AUO Panel LVDS(2ch) CMI Panel LVDS(2ch) DDR3 2G+2G+2G+2G/64bit HDMI IN HDMI SWITCH HDMI1 SPI Flash HDMI OUT Sil9687 32M bit？ LVDS IN HDMI2 I2C1 I2C0 LVDS OUT Speater_L AMP_1 HDMI3 TAS5707 Speater_R HDMI2 HDMI3/CEC AMP_2 内置低音...
  • Page 43 E2PROM LVDSVDD 24C32 +12V_IN OPTION AO3401L TPS54528 AO4459 +3.3V AP1084 MT5651 3.3VS +1.5V MT5651 LD117-ADJ AP1084 MT5651_DDR3 5V_USB TAS5707 Fuse(2A) 5V__USB_WIFI DRV632 Fuse(2A) 3D Sync Modulator NAND FLASH PIC12F609 Sillicon Tuner EMMC FLASH +3.3V_TUNER 旭光T+C LD1117-ADJ HDMI SWITCH +3.3V_6M40 6M40 AP1084 +2.5V_6M40 6M40...
  • Page 44 R103 470R 470R BLM18PG121SN1/NC BLM18PG121SN1/NC R104 R104 LED2/PHYAD2 330R 330R FC-3215BXK-465D/NC FC-3215BXK-465D/NC R105 R105 LED3/PHYAD3 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD 330R 330R Title Title Title FC-3215BXK-465D/NC FC-3215BXK-465D/NC GPIO/AD/ETHERNET PHY GPIO/AD/ETHERNET PHY GPIO/AD/ETHERNET PHY Size Size Size...
  • Page 45 VCCK VCCK JTAG Port VCCK VCCK 2,3,4,6,7,8,9,10,11,12,13,14,15,16,17 VCCK VCCK VCCK VCCK VCCK VCCK 2,6,7,8,9,10,12,14,15,16,17 VCCK VCCK 2,16 DVDD3V3 VCCK VCCK 2,3,11,12,16,17 DVDD3V3 3.3VS VCCK VCCK 2,3,4,10,11 3.3VS VCCK VCCK VCCK VCCK VCCK VCCK DVDD3V3 VCCK VCCK POWER_LED VCC3IO_C POWER_LED VCCK VCC3IO_C ADIN0 VCC3IO...
  • Page 46 100n/16V/NC 100n/16V/NC 1u/10V/NC 1u/10V/NC 100n/16V/NC 100n/16V/NC 100n/16V/NC 100n/16V/NC RCLK1# CLK1# DDRV CAPs for DRAM IO Power ( Beneath the DDR#2 ) Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD C158 C158 Title Title Title C152 C152 C150 C150 C153...

  • Page 47: Vga Input

    HSYNC# HSYNC 100R 100R C172 C172 RV10 RV10 R172 R172 5p/50V 5p/50V AVLC18S02015 AVLC18S02015 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title VGA INPUT VGA INPUT VGA INPUT Size Size Size Document Number Document Number Document Number...
  • Page 48 R194 R194 PR0P 100R 100R 22n/25V 22n/25V Close to CONNECTOR Close to Chip RADIATOR-2-HX RADIATOR-2-HX RSAG7.070.0526 RSAG7.070.0526 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title YPBPR/AV INPUT YPBPR/AV INPUT YPBPR/AV INPUT Size Size Size Document Number...
  • Page 49 C274 10n/50V 10n/50V RV54 RV54 RV53 RV53 C275 C275 47n/16V 47n/16V 47n/16V 47n/16V Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title AUDIO IN/OUT/SPDIF OUT AUDIO IN/OUT/SPDIF OUT AUDIO IN/OUT/SPDIF OUT Size Size Size Document Number Document Number...
  • Page 50 MMBT3904LT1 ASES12U020R2 ASES12U020R2 R350 R350 ASES12U020R2 ASES12U020R2 C242 C242 100k 100k 100n/16V 100n/16V MMBT3904LT1 MMBT3904LT1 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title HDMI1/HDMI2 HDMI1/HDMI2 HDMI1/HDMI2 Size Size Size Document Number Document Number Document Number MT5325...
  • Page 51 C312 C314 C314 100n/16V/NC 100n/16V/NC HI = > LVDS POWER ON 1u/10V 1u/10V LO = > LVDS POWER OFF Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title LVDS POWER CONTROL LVDS POWER CONTROL LVDS POWER CONTROL...
  • Page 52 100R PCMCIA R697 R697 R698 R698 4.7k 4.7k AP2161,EN==active low, R701 R701 max load current=1A CI_OCP Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD Title Title Title SILICON TUNER SILICON TUNER SILICON TUNER Size Size Size Document Number Document Number...
  • Page 53 R410 WIFI_EN MMBT3904LT1/NC MMBT3904LT1/NC 4.7k/NC 4.7k/NC C353 C353 XP21 XP21 100n/16V/NC 100n/16V/NC 5V_USB_WIFI_M USB_DM_P0 USB_DP_P0 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD WIFI_EN Title Title Title USB/WIFI USB/WIFI USB/WIFI Size Size Size Document Number Document Number Document Number 增加外置WIFI连接端口...
  • Page 54 C270 C270 100n/16V 100n/16V 10R/NC 10R/NC 4.7u/10V 4.7u/10V 4.7u/10V 4.7u/10V 10k/NC 10k/NC AVDD I2S 器件一定要靠近 功放pin脚 Hisense Electric Co.,LTD Hisense Electric Co.,LTD Hisense Electric Co.,LTD 20130326 by tony Title Title Title SPEAKER/MUTE SPEAKER/MUTE SPEAKER/MUTE Size Size Size Document Number Document Number...
  • Page 55 +14V WOOFER AMP BLM18PG121SN1 BLM18PG121SN1 BLM18PG121SN1 BLM18PG121SN1 close to AVDD3V3 C345 C345 2,3,4,6,8,9,10,13 AVDD3V3 pin34 35 40 41, 20130326 by tony DVDD3V3 DVDD3V3 100u/25V 100u/25V 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 2,5,6,7,8,9,10,12,14,15,16 +12V 2,12,13,16 +12V +14V BLM18PG121SN1 BLM18PG121SN1 BLM18PG121SN1 BLM18PG121SN1 器件一定要靠近 功放 脚 close to +14V C403 C403...
  • Page 56 Power:5436 R950 C803 F801 M808 M807 S905 RV801 102/2KV 300v VD901 300v-1 C805 L804 M812 T6.3A/250VAC C807 T901 L804 M818 R801 R801A M806 C860 FR107 L801 470k 470k C801 L802 47n/CJ XP801 M801 RT801 R802 R802A R901 VD921 L805 L806 C808 470k 470k...
  • Page 57 PCB:5013 R950 474/AC250V RT801 L805 C801 M826 M822 M831 NTC5D-20 C805 102/2KV M837 M801 300V L805 C807 L806 471/AC250V VD901 VD902 300V FR107 FR107 XP801 RV801 R801 M817 W804 F801 L801 R951 10D561 270k L802 M829 R901 474/AC275V BCP56-10T1G R802 C803 C802 C808...
  • Page 58 Power:5436 R950 C803 F801 M808 M807 S905 RV801 102/2KV 300v VD901 300v-1 C805 L804 M812 T6.3A/250VAC C807 T901 L804 M818 R801 R801A M806 C860 FR107 L801 470k 470k C801 L802 47n/CJ XP801 M801 RT801 R802 R802A R901 VD921 L805 L806 C808 470k 470k...
  • Page 59 12V-2 V816 V816 VD843 VD843 MMBT2907 MMBT2907 1N4148W 1N4148W L926 L926 BLM21PG221SN1 BLM21PG221SN1 R966 R966 R895 R895 R896 R896 330R 330R K801 K801 G5RL-1A G5RL-1A W876 W876 C802 C802 C803 C803 300V-1 W877 W877 470n/AC275V 470n/AC275V 220p/AC400V 220p/AC400V M847 M847 VD908 VD908 R953...

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