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TCL L40B2800 Service Manual
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TCL L40B2800 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
L49D2930/MS08B1-AP

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Summary of Contents for TCL L40B2800

  • Page 1 SERVICE MANUAL L49D2930/MS08B1-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 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: L49D2930/MS08B1-AP/CS1GTA Smart TV Version：1.0 Issued On: 2016-5-19 Basic Information Media Format LCD Smart TV support MP3/AC3/HE-AAC/LPCM/WMA Product Type Music Flatform: DVB-T/T2/C Picture Support JPEG、BMP、PNG、MPO Support H.264、MPEG1、MPEG2、MPEG4、 software：Linux Motion JPEG/VC1 Chassis PCB Main：MS08B1 40-MS08B1-MA*2LG 、 Tuner：R840(Rafael Micro） Video 1GHZ Note:For coding files,there are many kinds non-standard...
  • Page 7 Optional Accessories Essential Accessories（Default） Operation Manual English(Default) Wall Mount WMB331 Remote Control and batteries RC260B(TCL LOGO,with two AAA batteries) Integrated Packaging Base Stand AC power cord Adapt Cable Wire For AV Or YPBPR Drafted by:gongjunzan/wangting Approved by: Design and specifications are subject to change without notice!

  • Page 8: Alignment Procedure

    第 1 页共 11 页 TCL 集团多媒体电子全球制造中心 文件编号：IPC/SJ/FK02-2013 GP 设计中心 序号： Alignment Procedure MS08BP/MS08BPA／ＭＳ０８Ｂ／ＭＳ０８ＢＡ／ＭＳ０８ＢＰＢ／ＭＳ０８ＢＢ／ＭＳ０８Ｂ１ Series MODEL：L40B2800/L32D2700/L40／５０／５５D2700 VERSION：V1.0 PREPARED BY : Gongjunzan DATE : 2015-2-10 APPROVED BY : DATE :...

  • Page 9: Factory Menu

    第 2 页共 11 页 History Description of major changes Release Changed by Date V1.0 2015-2-10 1.Overview MS08BP These chassis are designed for markets Ready for IPTV. The main Eastern Europe chip is from Mstar and supports below features matrix: 2.Factory Menu 1、Methods of Entering Method 1：Using the remote ,...
  • Page 10 第 3 页共 11 页 2. General introduction FACTORY MENU Default ITEMS Description Setting Factory hotkey Switch (OFF/ON).Should be OFF 1-Factory hotkey after factory alignment OFF：The set would enter standby mode after 15 minutes without input signal； ON：Aging mode. Aging time will display on the left bottom of screen.
  • Page 11 Setting Source Current Current Source( HDMI1 need adjustment, Other Source Source not use) COLOR TEMP NORMAL Medium/Cool/Ware R gain R-GAIN G gain G-GAIN B gain B-GAIN White ONLY FOR TCL R&D Balance init NOTE：The first step is to adjust HDMI1...

  • Page 12: Design Menu

    ON/OFF MENU 2-SHOP Default setting submenu after production Setting alignment refer to ** 3-Other Other set .Only for TCL R&D Setting 4-SERVICE After service menu description menu 5-PARAM Parameter setting submenu SETTING 6-HOTEL MENU adjust） Hotel submenu（not SHOP INIT submenu...
  • Page 13 第 6 页共 11 页 Color Temp Normal Normal/warm/cool Sale Mode Home Mode COLOR SYS AUTO AUTO、PAL、 SECAM SOUND SYS DK、BG、I、M Other Setting ITEMS Default Description Status Setting （not White/Red/Green/Blue/Black/Yellow/Gray/Pink QMAP AUJUST Off adjust） adjust） Reset Wait（not Got User ID Off adjust）...
  • Page 14 第 7 页共 11 页 Tint Curve Tint Curve. Exclusively used by R&D BackLight BackLight curve. Exclusively used by R&D Curve OverScan Exclusively used by R&D Sound Curve Volume Volume curve. Exclusively used by R&D Curve SSC adjust SSC adjust . Exclusively used by R&D >>>...

  • Page 15: Service Menu

    第 8 页共 11 页 4、Service Menu 1、Methods of Entering Using the remote, enter the “Picture” submenu in the OSD; choosing the “contrast” item and press the 9,7,0 and 5 in series, Service Menu will appear in the left top of screen SERVICE MENU：...
  • Page 16 第 9 页共 11 页 9-USB USB update， （refer as follow） UPDATE(option) Sub-item Value Note Main Upgrade Upgrade software MEMC Upgrade Upgrade MEMC HDCP Uprade Upgrade HDCP Mboot upgrade Upgrade Mboot CI KEY Upgrate Upgrade CI KEY NVM Upgrade Upgrade NVM NVM backup Backup NVM CH list Upgrade...
  • Page 17 第 10 页共 11 页 if the order requires hotel function, it is necessary to enable hotel function by set Design MENU->Service Menu->HOTEL ENABLE to ON. 5.2. Equipments ·Color Analyzer CA-210. ·Video Pattern Generator Chroma2329. ·Color TV Pattern Generator PM5418/Fluke5418. ·VGA cable , AV(RCA) cable , HDMI cable etc.

  • Page 18: Chip List Of Software Programming Before Smt

    The process of adjusting White Balance automatically is out of the range of this file, Please refer to the relevant technical file of HuiZhou factory of TCL. 6.Chip list of software programming before SMT Following chips must be programmed before SMT by tools...
  • Page 19 第 12 页共 11 页 When the "UPGRADING SOFTWARE" picture appears as below, it means TV is uploading SW BIN image. Waiting a few minutes. When updating is successful, TV should restart automatically. Appendix “How to upgrade FLASH SW using USB” There are two methods to upgrade SW using USB, the first one like below：...
  • Page 20 第 13 页共 11 页 Appendix “How to change ProjectID with RCU” Process following subsequence codes change project 062598+MENU+xxx (xxx: Project ID, ex: 001) Restart TV Appendix “How to upgrade MAC Address Upgrading MAC address need to use the tool in factory and through serial command, the specific methods according to the operation of the factory guidance.
  • Page 21 MS08B1机芯管理框图 BL_ON_OUT 电 LED驱动 绕阻1 110V~ DIM PWM 源 240V 模 块 1.5A/1.0A 5W*2/80% 3.18A 8W*2/85% DIMMING MAX:3.5A 绕阻2 0.8A/0.5A PMK65XP Panel/0.8A BL_ON POWER_ON Panel on/off MPS1495/3A 440MA/390 MP2143 CORE 1.18V VCCK /1.8A/1.6A 待机通过POWER_ON 控制 2.2A/1.7A MPS1495/3A MHL/500mA 500mA 1.1A/0.9A 1.25A USB/500mA*1 STB/320MA/263MA...
  • Page 22 LO =>Panel OFF DD-MM R050 HI =>Panel ON 0.1U R051 22U/6.3V TCL Thomson Electronics Ltd. DD-MM C042 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...
  • Page 23 NEARLY CONNECTOR NEARLY IC IPTV IN WLAN CONNECTOR ETHERNET Must be differential 100ohm R260 C201 AV/YPBPR IN 0.047U VCOM0 RJ45 AV_Y_IN TXVP_0 C202 GREEN R261 U900 TXVN_0 0.047U AV1_V_IN P914 NET_TX1P D900 R917 R918 R262 C203 NET_TXC 0.047U BLUE HD1_Y_IN NET_RXC NET_TX1N R263...
  • Page 24 HDMI/MHL P903 P904 H1_RX2+ P905 RX2+ H3_RX2+ RX2+ H2_RX2+ GND1 RX2+ GND1 H1_RX2- MHL_DETECT GND1 RX2- H3_RX2- RX2- H1_RX1+ H2_RX2- RX1+ H3_RX1+ RX2- RX1+ H2_RX1+ RX1+ GND2 GND2 H1_RX1- RX1- H3_RX1- GND2 RX1- H1_RX0+ H2_RX1- RX1- RX0+ H3_RX0+ RX0+ H2_RX0+ GND3 RX0+ GND3...
  • Page 25 PANEL_VCC 3_3VSB 46-FFC14W-51SG VCCK core power PANEL_VCC 3_3VSB P912A L201 MCU_RESET +1_15V_VDDC_RX PANEL_VCC 600R PANEL_VCC C954 PANEL_VCC R238 D210 R242 C250 C220 C221 C222 C223 C224 C225 C226 C227 C228 C249 PANEL_VCC PANEL_GND 0BAV99 0.1U 0.1U 0.1U 0.1U 0.1U 0.1U 0.1U 0.1U VCCK...
  • Page 26 U200 TS0_D0 PCM_D0 PCM_D0 TS0_D0 TS0_D1 PCM_D1 PCM_D1 TS0_D1 PCM_D2 AA18 TS0_D2 PCM_D2 TS0_D2 PCM_D3 TS0_D3 PCM_D3 TS0_D3 PCM_D4 TS0_D4 PCM_D4 TS0_D4 PCM_D5 TS0_D5 PCM_D5 TS0_D5 PCM_D6 TS0_D6 PCM_D6 TS0_D6 TS0_D7 PCM_D7 PCM_D7 TS0_D7 TS0_CLK AA12 TS0_CLK U200 PCM_A0 TS0_VLD AA13 PCM_A0 TS0_VLD...
  • Page 27 R327 1_5V_E R339 1G DDR3 For HbbTV USE B_DDR3_A12 B-DDR3-A12 U200 B_DDR3_DQL0 B-DDR3-DQL0 B_DDR3_BA1 B-DDR3-BA1 B_DDR3_DQL2 B-DDR3-DQL2 B_DDR3_A0 B_A[0] B_DDR3_A1 B_A[1] B_DDR3_A2 B_A[2] B_DDR3_A3 R328 B_A[3] R340 B_DDR3_A4 B_A[4] B_DDR3_A5 B_A[5] B_DDR3_A6 B_A[6] B_DDR3_A10 B-DDR3-A10 B_DDR3_A7 B_DDR3_DQL6 B-DDR3-DQL6 B_A[7] B_DDR3_A8 B_A[8] B_DDR3_CKE B-DDR3-CKE...
  • Page 28 DVB-T/T2/ATV DTMB S11<-8dB EN55020(for 20MHz~30MHZ) C103A 220PF Tuner R840 on board L101A 180nH(33-VHL188-JTX) C143A 4700PF 180PF 1 OHM L109A 180nH(33-VHL188-JTX) L107A 270nH(33-VHL278-JTX) 33-VLN102-01X AGC Filter TU1_VCC TU1_VCC TU1_VCC DGND C112A Close to Tuner 0.1U 0BAV99 C102A D101A C143A 180PF DGND Z_AGC R106 R211...
  • Page 29 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 30 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？...

This manual is also suitable for:

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