TCL 48D2700/MT56B-AP Service Manual
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TCL 48D2700/MT56B-AP Service Manual

TCL 48D2700/MT56B-AP Service Manual

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SERVICE MANUAL
1. Caution....................................................................................
2. specification..............................................................................
3. Alignment Procedure..................................................................
4．Block diagram...........................................................................
5．Scheme Diagram .....................................................................
6. Troubleshooting........................................................................
This m anual i s t he l atest at t he t ime of pr inting, and doe s not
include the modification which may be made after the printing, by
the constant improvement of product
TCL
48D2700/MT56B-AP

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Summary of Contents for TCL 48D2700/MT56B-AP

  • Page 1 SERVICE MANUAL 48D2700/MT56B-AP 1. Caution………………………………………………………………………… 2. specification…………………………………………………………………… 3. Alignment Procedure………………………………………………………… 4．Block diagram………………………………………………………………… 5．Scheme Diagram …………………………………………………………… 6. Troubleshooting……………………………………………………………… This m anual i s t he l atest at t he t ime of pr inting, and doe s not include the modification which may be made after the printing, by...
  • Page 2 SCHNEIDER ELECTRONICS GMBH-GERMANY 1. CAUTION CA UTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UT ION : T O RE DUCE TH E RIS K OF CA U T ION ELECTR ICA L SHOCK, DO NOT RE MOVE COVER (OR BACK).
  • Page 3 SCHNEIDER ELECTRONICS GMBH-GERMANY IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Sa ve these instructions for later use . Follo w all W arnings and Instructions marked on the audio equipment. 1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated. 2.
  • Page 4 SCHNEIDER ELECTRONICS GMBH-GERMANY PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
  • Page 5 SCHNEIDER ELECTRONICS GMBH-GERMANY OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
  • Page 6 PRODUCT SPECIFICATION RELEASE Model: 48D2700/MT56B/CS1GTA/TT E5 Model: 48D27 Version：1.0 Issued On: 2015-05-12 Basic Information USB Device Media Format LED 2D Smart DTV Product Type Music MT56B Chassis Picture JPEG/BMP/PNG/GIF Quad Core A7 1GHz Mutilmedia Video/Audio Decoder MPEG-(1/2/4)/H.264/H.263/DivX Dolby/AC3 Dual Core MALI450MP2 400MHz Android 4.4 Memory/Flash 6Gb DDR3 / 4GB Flash...
  • Page 7 Pre-Installed Application List Essential Accessories（Default） Independent Launcher UI page show Operation Manual English(Default) YouTube Push Popular VOD posters to Homepage Remote Control and batteries RC311(with two batteries) Base Stand Golive Lots of Global Live TV channels show Integrated Packaging Wireless Mirroring connecting to deliver audio Wireless Mirroring connecting,to deliver audio AC power cord AC power cord...
  • Page 8 Factory Test & Alignment Specification For MT56-AP Series (V1.0) TCL World-Wide R&D FPD CENTER Factory Test & Alignment Specification V1.0 ----MT56-AP FENG LIU PREPARED BY : DATE : 2015-02-13 APPROVED BY: DATE :...

  • Page 9: Table Of Contents

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) Content 1. General Description ..........................3 2. Factory Menu ............................5 2.1 Accessing Way ........................... 5 2.2 Factory Menu ............................6 2.3 White Balance Menu .......................... 7 3. Design Menu ............................7 3.1 Accessing Way ...........................

  • Page 10: General Description

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 1. General Description The information contained in this document is proprietary to TCL SZ FPD lab and shall not be disclosed by the recipient to the third person without the written permission of the team leader or GM of R&D.
  • Page 11 Factory Test & Alignment Specification For MT56-AP Series (V1.0) Audio Out RCA*2 USB2.0*2 (Video, audio and picture) Input Shares with HDMI 1 & Output PCMCIA SPDIF output RCA*1 NETWORK RJ45 Socket  Internet Functions  WIFI Others Serial connector Multiplexing VGA UF01 Main program (Support online upgrade)

  • Page 12: Factory Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 2. Factory Menu Factory Menu is mainly used for factory production and satisfies various demands of customers. It covers all indispensable functions during manufacture such as Warm up, White Balance, Shop, NVM Reset, Power on mode, USB Clone etc.

  • Page 13: Factory Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0)  MID 2.2 Factory Menu Factory Menu Default Description Name Factory Menu shortcut button switch Factory hotkey The item must be disabled (OFF) after production Aging mode, mainly used for factory aging. Press “Menu”...

  • Page 14: White Balance Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 2.3 White Balance Menu Press the button on remote control to select certain item and OK to adjust White Balance. White Balance Name Default Description Source Press RCU left/right key to change the TV source. Color normal Select color temperature you intend to adjust Three groups of color...

  • Page 15: Accessing Way

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.1 Accessing Way a. When the Design mode hotkey item is disabled(OFF), press Menu button of remote control, then select Settings/ Picture, make sure the cursor stop on Contrast item submenu, press 1, 9, 5, 0 consecutively. b.

  • Page 16: Other Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.3 Other Menu The Other Menu contains some TV basic information, with which we can check the TV setting before production. Other Menu Description Name Default Switch the TV source into test pattern, and restarting TV is the only way to excit. TestPattern >...

  • Page 17: Param Setting Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.5 Param Setting Menu Param Setting menu contains Sound Setting, Picture Curve, Picture Setting, SSC, DBC, CI Card, Overscan, WIFI CHECK and USB FILE. But it is exclusively used by R&D engineer, anyone else shouldn’t change the settings in the menu.

  • Page 18: Test & Alignment

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 4. Test & Alignment According to the requirement of order, we suggest take the below steps to finish the appropriate settings. Note:  All tests and measurements mentioned hereafter have to be carried out at a normal mains voltage (100 ~ 240 VAC) ...

  • Page 19: Function Test

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) the ID. There are two methods to modify the ID: Change Project ID in Design Menu  In case of “Design mode hotkey” is enabled, press “Back” button to enter Design Menu. To modify Project ID, you need to go through “Service menuProject ID”, then press Left or Right key to select suitable ID (Project name is dynamically refreshed).

  • Page 20: Lan/Wlan Test

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 4.4 LAN/WLAN Test MAC Address Upgrade Upgrading MAC address needs to use the tool in factory and through serial command. The specific method is according to the operation of the factory guidance. DeviceID (DID) and UserID (UID) Purpose is to allow Other Network Download (OND) and further specific services over dedicated portal based on AP.

  • Page 21: Appendix

    Appendix Appendix 1: Warm-up Test Following TCL standard and practices, it’s required minimum 15min of Warm-Up that can be considered as Burn-In. Additional aging for White Balance alignment is no more necessary due to consistent picture performance with cloning usage. This function is accessible by selecting “Factory menu Warm up”, pressing RCU “Right”...

  • Page 22: Appendix 2: Software Upgrade

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) Appendix 2: Software Upgrade How to upgrade Mboot  Connect the computer and mainboard VGA port by a serial port tool. Serial connector definition: VGA/P303: Pin4: RXD VGA Pin11:TXD  Open MTK “Mboot” software programming tool “Flash Tool”, and set serial port. ...
  • Page 23 Factory Test & Alignment Specification For MT56-AP Series (V1.0) How to upgrade FLASH Software 1. USB Upgrade  Download the update file (generally named V8-MT56551-LF1VXXX.pkg) to the root directory of your USB device, and make sure there’s no other bin file named analogously. Then insert the USB device to USB interface of TV set.

  • Page 24: Appendix 3: Network Connection

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) Appendix 3: Network Connection You can set up your TV so that it can access the Internet through your local area network (LAN) using a wired or wireless connection. Connect to a wired network Attach the TV set to your LAN using cable in three ways: ...

  • Page 25: Appendix 4: White Balance (Wb) Adjustment

    HuiZhou factory of TCL. Calibration of Color Temperature According to TCL standards, the color temperature and white reference coordinates of LCD like the following table: (This standard is based on CA-310 color temperature meter) chromaticity coordinate...
  • Page 26 DC_OUT DC_IN max 5A PANEL_VCC_12V Power ON TPS56528 1510mA 1500mA 1500mA 12V_IN 12V_OUT +12V PANEL 3V3SB DC_OUT SWITCH DC_IN max 500mA GPIO CORE_1V2 U101 350mA Max 3A Max 3A DC_IN TPS560200 DC_OUT VDD-CPU Max 6A U001 CORE_1V2 DC_IN DC_OUT POWER_ON UDB0 max 6A MP8765...
  • Page 27 0.1U DD-MM 0.6V SBU : AN_SY8291 FSW=800KHz TCLNO: DD-MM R051 ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION R052 Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif...
  • Page 28 D_TSDATA1 CI_MDI1 D_TSDATA0 R146 CI_MDI0 DD-MM SBU : DD-MM TCLNO: ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 29 MINI AV CLOSE TO U001 Close to Connector R908 AV1_V_IN+ VGA JACK C907 0.047U 100R AV_GND AV_V C906 R907 AV1_V_IN- P902 CVBS AV_V C908 Close to Connector AV_L R909 AV_L AV1_L_IN C909 1U AV_R R910 AV1_R_IN AV_R C910 150P 150P C911 C912 AV AUDIO OUT...
  • Page 30 USB2.0 Port D905 U900 U1_DP RT9711A INTERNET PESD5V0S1BL • WIFI VOUT D906 U2_DP C917 USB1_D- R914 USB_5V PESD5V0S1BL D907 USB1_D+ P905 EN/EN# U1_DM USB_5V VCC-1 PESD5V0S1BL USB2_DM R915 2R2 U2_DM D908 DNEG-1 U2_DM R916 2R2 USB2_DP U2_DP DPOS-1 PESD5V0S1BL F906 F905 GND-1 C918...
  • Page 31 DVSS158 AC23 DVSS154 DVSS164 AC24 DVSS155 DVSS162 DVSS148 DVSS160 ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 32 SOC-DDR DDR_1V5 DDR_1V5 MT5507 U201 RDQM0 RDQM0 RDQS0 RDQS0 RDQS0B RDQS0# RDQ0 RDQ0 RDQ1 RDQ1 1_A0 RDQ2 RDQM1 2_A0 RDQM3 RDQ2 1_A1 RDQS1 AC11 RDQ3 2_A1 RDQS3 DQSU RDQ3 1_A2 RDQS1B DQSU RDQ4 2_A2 RDQS3B /DQSU RDQ4 1_A3 /DQSU RDQ5 2_A3 RDQ5 RDQ6...
  • Page 33 PCMCIA EMMC EEPROM U303 EMMC_CLK R323 EMC_CLK EMC_D4 EMMC_D4 R329 R333 EMC_CMD EMC_D5 EMMC_D5 EMMC_CMD R324 R330 47R EMC_D0 EMC_D6 EMMC_D0 R325 EMMC_D6 R331 47R EMMC_D1 EMC_D1 EMC_D7 EMMC_D7 R332 EEP_POWER R326 EMMC_D2 EMC_D2 R327 EMC_D3 EMMC_RST EMMC_D3 R328 RESET VDD_IF4 VDD3 C300...
  • Page 34 22UH C612 0.1U Close to SOC DD-MM SBU : TCLNO: DD-MM TCL Thomson Electronics Ltd. DD-MM ..... B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx Index-Lab DATE NAME DESCRIPTION Last modif DRAWN...
  • Page 35 60Hz HD FFC Port(30PIN) 60Hz/120HZ FHD FFC Port(51PIN) SOC LVDS PANEL_VCC MT5507 U201 P913 TXE3+ TXEC+ TXE2+ FFC PIN NAME PANEL_VCC PANEL_VCC PANEL_VCC P913 NC/ TXE3- TXEC- TXE2- PANEL_VCC C944 AE18 PANEL_VCC TCON0 0.1U AF18 AF19 TXE0+ TCON1 AE0P AD17 AE19 TXE0- TCON2...
  • Page 36 MBR10150 +50VLED NTC82 D850 D850A R853A 4.7K 0.1U C853A 3.15A MUR460 250VAC RL255 RL255 R850 Z50V ZD850 VR81 0.1U C853B R851 680V 4.7K R853B RL255 RL255 ZD851 C850 R852 220P Z12V NTC81 12VOUT VAL? MBR10150 D830 R801 R802 R803 ZPGND B801 PGND FR207...
  • Page 37 Trouble shooting 1、 Can not switch on： no switch on Check 3.3V/12V/24V of power supply Check PW Only 3.3V Check signal P—ON， Check DC-DC DIMBL—ON of main IC link part,check to PW Check the peripheral circuit of mail IC,check solder of Check reset Check IIC bus main IC,check data fo NVM...
  • Page 38 2、abnormal picture ： Abnormal picture Individual signal source All signal source bad Check the path with this Check panel ID？ signal source Check LVDS signal to main Check the peripheral circuit IC？check LVDS cable? of mail IC,updating SW,reset NVM,replace main IC Check crystal frequence？...
  • Page 39 3、 Abnormal sound： Abnormal sound Individual sound Check all sound signal source source Check the sound signal Check sound IC link to main IC Check the power of Check the peripheral Check wave filter and sound IC circuit of main IC,SW speaker？...
  • Page 41 SERVICE MANUAL 48D2740/MT56B-AP 1. Caution………………………………………………………………………… 2. specification…………………………………………………………………… 3. Alignment Procedure………………………………………………………… 4．Block diagram………………………………………………………………… 5．Scheme Diagram …………………………………………………………… 6. Troubleshooting……………………………………………………………… This m anual i s t he l atest at t he t ime of pr inting, and doe s not include the modification which may be made after the printing, by the constant improvement of product...
  • Page 42 SCHNEIDER ELECTRONICS GMBH-GERMANY 1. CAUTION CA UTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UT ION : T O RE DUCE TH E RIS K OF CA U T ION ELECTR ICA L SHOCK, DO NOT RE MOVE COVER (OR BACK).
  • Page 43 SCHNEIDER ELECTRONICS GMBH-GERMANY IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Sa ve these instructions for later use . Follo w all W arnings and Instructions marked on the audio equipment. 1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated. 2.
  • Page 44 SCHNEIDER ELECTRONICS GMBH-GERMANY PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
  • Page 45 SCHNEIDER ELECTRONICS GMBH-GERMANY OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
  • Page 46 PRODUCT SPECIFICATION RELEASE Model: 55B2740/MT56B/CS3GTA/TT E5 Version：1.0 Issued On: 2015-05-11 Basic Information USB Device Media Format LED 2D Smart DTV Product Type Music MT56B Chassis Picture JPEG/BMP/PNG/GIF Quad Core A7 1GHz Mutilmedia Video/Audio Decoder MPEG-(1/2/4)/H.264/H.263/DivX Dolby/AC3 Dual Core MALI450MP2 400MHz Android 4.4 Memory/Flash 6Gb DDR3 / 4GB Flash...
  • Page 47 Pre-Installed Application List Essential Accessories（Default） Independent Launcher UI page show Operation Manual English(Default) YouTube Push Popular VOD posters to Homepage Remote Control and batteries RC311(with two batteries) Base Stand Golive Lots of Global Live TV channels show Integrated Packaging Wireless Mirroring connecting,to deliver audio AC power cord 1 pcs Miracast...
  • Page 48 Factory Test & Alignment Specification For MT56-AP Series (V1.0) TCL World-Wide R&D FPD CENTER Factory Test & Alignment Specification V1.0 ----MT56-AP FENG LIU PREPARED BY : DATE : 2015-02-13 APPROVED BY: DATE :...
  • Page 49 Factory Test & Alignment Specification For MT56-AP Series (V1.0) Content 1. General Description ..........................3 2. Factory Menu ............................5 2.1 Accessing Way ........................... 5 2.2 Factory Menu ............................6 2.3 White Balance Menu .......................... 7 3. Design Menu ............................7 3.1 Accessing Way ...........................

  • Page 50: General Description

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 1. General Description The information contained in this document is proprietary to TCL SZ FPD lab and shall not be disclosed by the recipient to the third person without the written permission of the team leader or GM of R&D.
  • Page 51 Factory Test & Alignment Specification For MT56-AP Series (V1.0) Audio Out RCA*2 USB2.0*2 (Video, audio and picture) Input Shares with HDMI 1 & Output PCMCIA SPDIF output RCA*1 NETWORK RJ45 Socket  Internet Functions  WIFI Others Serial connector Multiplexing VGA UF01 Main program (Support online upgrade)

  • Page 52: Factory Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 2. Factory Menu Factory Menu is mainly used for factory production and satisfies various demands of customers. It covers all indispensable functions during manufacture such as Warm up, White Balance, Shop, NVM Reset, Power on mode, USB Clone etc.

  • Page 53: Factory Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0)  MID 2.2 Factory Menu Factory Menu Default Description Name Factory Menu shortcut button switch Factory hotkey The item must be disabled (OFF) after production Aging mode, mainly used for factory aging. Press “Menu”...

  • Page 54: White Balance Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 2.3 White Balance Menu Press the button on remote control to select certain item and OK to adjust White Balance. White Balance Name Default Description Source Press RCU left/right key to change the TV source. Color normal Select color temperature you intend to adjust Three groups of color...

  • Page 55: Accessing Way

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.1 Accessing Way a. When the Design mode hotkey item is disabled(OFF), press Menu button of remote control, then select Settings/ Picture, make sure the cursor stop on Contrast item submenu, press 1, 9, 5, 0 consecutively. b.

  • Page 56: Other Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.3 Other Menu The Other Menu contains some TV basic information, with which we can check the TV setting before production. Other Menu Description Name Default Switch the TV source into test pattern, and restarting TV is the only way to excit. TestPattern >...

  • Page 57: Param Setting Menu

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 3.5 Param Setting Menu Param Setting menu contains Sound Setting, Picture Curve, Picture Setting, SSC, DBC, CI Card, Overscan, WIFI CHECK and USB FILE. But it is exclusively used by R&D engineer, anyone else shouldn’t change the settings in the menu.

  • Page 58: Test & Alignment

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 4. Test & Alignment According to the requirement of order, we suggest take the below steps to finish the appropriate settings. Note:  All tests and measurements mentioned hereafter have to be carried out at a normal mains voltage (100 ~ 240 VAC) ...

  • Page 59: Function Test

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) the ID. There are two methods to modify the ID: Change Project ID in Design Menu  In case of “Design mode hotkey” is enabled, press “Back” button to enter Design Menu. To modify Project ID, you need to go through “Service menuProject ID”, then press Left or Right key to select suitable ID (Project name is dynamically refreshed).

  • Page 60: Lan/Wlan Test

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) 4.4 LAN/WLAN Test MAC Address Upgrade Upgrading MAC address needs to use the tool in factory and through serial command. The specific method is according to the operation of the factory guidance. DeviceID (DID) and UserID (UID) Purpose is to allow Other Network Download (OND) and further specific services over dedicated portal based on AP.

  • Page 61: Appendix

    Appendix Appendix 1: Warm-up Test Following TCL standard and practices, it’s required minimum 15min of Warm-Up that can be considered as Burn-In. Additional aging for White Balance alignment is no more necessary due to consistent picture performance with cloning usage. This function is accessible by selecting “Factory menu Warm up”, pressing RCU “Right”...

  • Page 62: Appendix 2: Software Upgrade

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) Appendix 2: Software Upgrade How to upgrade Mboot  Connect the computer and mainboard VGA port by a serial port tool. Serial connector definition: VGA/P303: Pin4: RXD VGA Pin11:TXD  Open MTK “Mboot” software programming tool “Flash Tool”, and set serial port. ...
  • Page 63 Factory Test & Alignment Specification For MT56-AP Series (V1.0) How to upgrade FLASH Software 1. USB Upgrade  Download the update file (generally named V8-MT56551-LF1VXXX.pkg) to the root directory of your USB device, and make sure there’s no other bin file named analogously. Then insert the USB device to USB interface of TV set.

  • Page 64: Appendix 3: Network Connection

    Factory Test & Alignment Specification For MT56-AP Series (V1.0) Appendix 3: Network Connection You can set up your TV so that it can access the Internet through your local area network (LAN) using a wired or wireless connection. Connect to a wired network Attach the TV set to your LAN using cable in three ways: ...

  • Page 65: Appendix 4: White Balance (Wb) Adjustment

    HuiZhou factory of TCL. Calibration of Color Temperature According to TCL standards, the color temperature and white reference coordinates of LCD like the following table: (This standard is based on CA-310 color temperature meter) chromaticity coordinate...
  • Page 66 DC_OUT DC_IN max 5A PANEL_VCC_12V Power ON TPS56528 1510mA 1500mA 1500mA 12V_IN 12V_OUT +12V PANEL 3V3SB DC_OUT SWITCH DC_IN max 500mA GPIO CORE_1V2 U101 350mA Max 3A Max 3A DC_IN TPS560200 DC_OUT VDD-CPU Max 6A U001 CORE_1V2 DC_IN DC_OUT POWER_ON UDB0 max 6A MP8765...
  • Page 67 0.1U DD-MM 0.6V SBU : AN_SY8291 FSW=800KHz TCLNO: DD-MM R051 ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION R052 Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif...
  • Page 68 D_TSDATA1 CI_MDI1 D_TSDATA0 R146 CI_MDI0 DD-MM SBU : DD-MM TCLNO: ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 69 MINI AV CLOSE TO U001 Close to Connector R908 AV1_V_IN+ VGA JACK C907 0.047U 100R AV_GND AV_V C906 R907 AV1_V_IN- P902 CVBS AV_V C908 Close to Connector AV_L R909 AV_L AV1_L_IN C909 1U AV_R R910 AV1_R_IN AV_R C910 150P 150P C911 C912 AV AUDIO OUT...
  • Page 70 USB2.0 Port D905 U900 U1_DP RT9711A INTERNET PESD5V0S1BL • WIFI VOUT D906 U2_DP C917 USB1_D- R914 USB_5V PESD5V0S1BL D907 USB1_D+ P905 EN/EN# U1_DM USB_5V VCC-1 PESD5V0S1BL USB2_DM R915 2R2 U2_DM D908 DNEG-1 U2_DM R916 2R2 USB2_DP U2_DP DPOS-1 PESD5V0S1BL F906 F905 GND-1 C918...
  • Page 71 DVSS158 AC23 DVSS154 DVSS164 AC24 DVSS155 DVSS162 DVSS148 DVSS160 ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 72 SOC-DDR DDR_1V5 DDR_1V5 MT5507 U201 RDQM0 RDQM0 RDQS0 RDQS0 RDQS0B RDQS0# RDQ0 RDQ0 RDQ1 RDQ1 1_A0 RDQ2 RDQM1 2_A0 RDQM3 RDQ2 1_A1 RDQS1 AC11 RDQ3 2_A1 RDQS3 DQSU RDQ3 1_A2 RDQS1B DQSU RDQ4 2_A2 RDQS3B /DQSU RDQ4 1_A3 /DQSU RDQ5 2_A3 RDQ5 RDQ6...
  • Page 73 PCMCIA EMMC EEPROM U303 EMMC_CLK R323 EMC_CLK EMC_D4 EMMC_D4 R329 R333 EMC_CMD EMC_D5 EMMC_D5 EMMC_CMD R324 R330 47R EMC_D0 EMC_D6 EMMC_D0 R325 EMMC_D6 R331 47R EMMC_D1 EMC_D1 EMC_D7 EMMC_D7 R332 EEP_POWER R326 EMMC_D2 EMC_D2 R327 EMC_D3 EMMC_RST EMMC_D3 R328 RESET VDD_IF4 VDD3 C300...
  • Page 74 22UH C612 0.1U Close to SOC DD-MM SBU : TCLNO: DD-MM TCL Thomson Electronics Ltd. DD-MM ..... B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx Index-Lab DATE NAME DESCRIPTION Last modif DRAWN...
  • Page 75 60Hz HD FFC Port(30PIN) 60Hz/120HZ FHD FFC Port(51PIN) SOC LVDS PANEL_VCC MT5507 U201 P913 TXE3+ TXEC+ TXE2+ FFC PIN NAME PANEL_VCC PANEL_VCC PANEL_VCC P913 NC/ TXE3- TXEC- TXE2- PANEL_VCC C944 AE18 PANEL_VCC TCON0 0.1U AF18 AF19 TXE0+ TCON1 AE0P AD17 AE19 TXE0- TCON2...
  • Page 76 MBR10150 +50VLED NTC82 D850 D850A R853A 4.7K 0.1U C853A 3.15A MUR460 250VAC RL255 RL255 R850 Z50V ZD850 VR81 0.1U C853B R851 680V 4.7K R853B RL255 RL255 ZD851 C850 R852 220P Z12V NTC81 12VOUT VAL? MBR10150 D830 R801 R802 R803 ZPGND B801 PGND FR207...
  • Page 77 Trouble shooting 1、 Can not switch on： no switch on Check 3.3V/12V/24V of power supply Check PW Only 3.3V Check signal P—ON， Check DC-DC DIMBL—ON of main IC link part,check to PW Check the peripheral circuit of mail IC,check solder of Check reset Check IIC bus main IC,check data fo NVM...
  • Page 78 2、abnormal picture ： Abnormal picture Individual signal source All signal source bad Check the path with this Check panel ID？ signal source Check LVDS signal to main Check the peripheral circuit IC？check LVDS cable? of mail IC,updating SW,reset NVM,replace main IC Check crystal frequence？...
  • Page 79 3、 Abnormal sound： Abnormal sound Individual sound Check all sound signal source source Check the sound signal Check sound IC link to main IC Check the power of Check the peripheral Check wave filter and sound IC circuit of main IC,SW speaker？...
  • Page 81 CDG7 DD-MM SBU : 0.01U RDG2 Default NC TCLNO: DD-MM ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 82 CM19 0.1U 0.1U 0.1U 0.1U DD-MM SBU : DD-MM TCLNO: ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 83 MINI AV CLOSE TO U001 Close to Connector R303 AV1_V_IN+ C303 0.047U VGA JACK 100R AV_GND AV_V C307 R304 Close To U001 P303 AV1_V_IN- C313 C304 R310 AV_V P302 0.01U VGA_GRN 100R VGA_GRN_IN YELLOW Close to Connector R311 C314 4700P VGA_SOG_IN VGA_SCL R307...
  • Page 84 USB2.0 Port D425 U403 U1_DP RT9711A INTERNET PESD5V0S1BL • WIFI VOUT D426 U2_DP C416 USB1_D- R424 USB_5V PESD5V0S1BL D427 USB1_D+ P409 EN/EN# U1_DM USB_5V VCC-1 PESD5V0S1BL USB2_DM R425 2R2 U2_DM D428 DNEG-1 U2_DM R426 2R2 USB2_DP U2_DP DPOS-1 PESD5V0S1BL F416 F415 GND-1 C449...
  • Page 85 DVSS158 AC23 DVSS154 DVSS164 AC24 DVSS155 DVSS162 DVSS148 DVSS160 ..... TCL Thomson Electronics Ltd. DD-MM B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx DRAWN Index-Lab DATE NAME DESCRIPTION Last modif CHECKED PAGE: ...
  • Page 86 SOC-DDR DDR_1V5 DDR_1V5 MT5507 U001 RDQM0 RDQM0 RDQS0 RDQS0 RDQS0B RDQS0# RDQ0 RDQ0 RDQ1 RDQ1 1_A0 RDQ2 RDQM1 2_A0 RDQM3 RDQ2 1_A1 RDQS1 AC11 RDQ3 2_A1 RDQS3 DQSU RDQ3 1_A2 RDQS1B DQSU RDQ4 2_A2 RDQS3B /DQSU RDQ4 1_A3 /DQSU RDQ5 2_A3 RDQ5 RDQ6...
  • Page 87 CI_VCC CI_VCC PCMCIA P701 R741 R740 R739 SPI_CLK CI_CD1# CI_D3 R716 11R8 CI_MDO3 R717 CI_D4 C719 CI_MDO4 R718 CI_D5 0.1U CI_MDO5 CI_D6 R719 Close to CI SLOT CI_MDO6 R720 CI_D7 R735 CI_TSCLK CI_MDO7 CI_CE1# R721 CI_VCC CI_CE2# CI_IREQ# CI_A10 CI_CE2# CI_VCC PVR_TSVAL R736...
  • Page 88 22UH C810 0.1U Close to SOC DD-MM SBU : TCLNO: DD-MM TCL Thomson Electronics Ltd. DD-MM ..... B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong DD-MM DESIGNATION Tel +86-755-3331xxxx Fax +86-755-3331xxxx Index-Lab DATE NAME DESCRIPTION Last modif DRAWN...
  • Page 89 60Hz/120HZ FHD FFC Port(51PIN) 60Hz HD FFC Port(30PIN) SOC LVDS PANEL_VCC P901 MT5507 U001 FFC PIN NAME PANEL_VCC PANEL_VCC PANEL_VCC PANEL_VCC C908 PANEL_VCC 0.1U AE18 TCON0 TXE0+ AF18 AF19 TCON1 AE0P P902 NC/ TXE0- AD17 AE19 TCON2 AE0N TXE1+ AE15 AH19 LD_EN TCON3...
  • Page 90 SHG5504B10-101H 8 线路图（CIRCUIT SCH） 14 OF 32...
  • Page 91 SHG5504B10-101H 15 OF 32...

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