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SERVICE MANUAL
1. Caution....................................................................................2
2. Specification ...........................................................................6
3. Block Diagram..................................................................................................7
4 . Alignment Procedure..................................................................8
5. Scheme Diagram..................................................................... 18
This manual is the la test a t the time of p rinting, an d does not
include the modificatio n which may be made after the pr inting, by
the constant improvement of product
TCL
EU MT
SERIALS
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Summary of Contents for TCL EU MT23L
- Page 1 SERVICE MANUAL EU MT SERIALS 1. Caution…………………………………………………………………………2 2. Specification …………………………………………………………………6 3. Block Diagram....................7 4 . Alignment Procedure…………………………………………………………8 5. Scheme Diagram…………………………………………………………… 18 This manual is the la test a t the time of p rinting, an d does not include the modificatio n which may be made after the pr inting, 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.
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Page 6: Key Features
Key Features Update:2010/04/7 V:1.1 机芯号 Model # 备注 MT23H 使用范围： TCL/中国大陆 ★低成本模拟电视 ★USB多媒体（图片、音乐） ★HDMI1.3接口*2 主要功能特点 ★睡眠定时 1.切台或换信源黑屏. 主要芯片 Main IC 处理芯片 型号 Module MT8223H 功能定义： 图像 动态背光 动态对比度 色温调整 Adjustable Color Temperature 4：3、全屏(16:9)、宽屏、16：9字幕 自适应 共 比例模式 Format Control 五种 背光调节 Backlight Adjust 梳状滤波Comb Filter... - Page 8 Factory Alignment Specification of normal SIACP TCL WW R&D FPD CENTER Factory Alignment Specification of normal SIACP For MT8223 serial Version：V0.1 For the following Chassis： MT8223L: MT8223H: PREPARED BY : LiuShuBiao DATE : 2010-05-13 APPROVED BY : DATE : Page 1 of 10...
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Page 9: Revision History
Factory Alignment Specification of normal SIACP Disclosure The information contained in this document is proprietary to TCL SZ FPD lab and shall not be disclosed by the recipient to third persons without the written permission of the team leader or GM of R&D. - Page 10 Factory Alignment Specification of normal SIACP These chassises are designed for ALL GLOBE LCD TV. The main chip is from Mediatec (MT8223 series) and supports below inputs and outputs: class item MT8223L MT8223H √ √ ( PAL B/G D/K I) (DVB-T,DVB-C,DVB-S) HDMI (480i/p, 576i/p, 720p up to...
- Page 11 Factory Alignment Specification of normal SIACP All final tests have to be done on a complete set including LCD panel in a room with temperature of 25+/-7°C The White Balance (color temperature) has to be performed into subdued lighted room after at least 1 hour of warm-up/burn-in.
- Page 12 Factory Alignment Specification of normal SIACP following inputs require an ADC calibration for the time being. VGA(skip this step if no VGA input on the chassis) Provide a test signal 1024×768@60Hz with WhiteBlack squares. Select the corresponding FactoryMenu-> -> Auto ADC , then press ”OK” key on RemoteControl to start.
- Page 13 Factory Alignment Specification of normal SIACP - Select “Picture” and press “OK” key to enter the picture submenu - Select “Contrast” item - press the subsequence RemoteControl keys “9”, “7”, “3” and “5” Press RemoteControl key “Return” To pop-up the Factory Menu in case of “HotKey” is enable.(TBD) The status of “HotKey”...
- Page 14 Factory Alignment Specification of normal SIACP matching Safety Electrical requirements (ei: xxxx) High Voltage Withstanding requirements - “Voltage” 3500 VAC - “Max Leakage Current” 10 mA - “Test Time” 5 sec Insulating Resistance requirements - “Voltage” DC500V - “Threshold Max” - “Threshold Min”...
- Page 15 Factory Alignment Specification of normal SIACP B GAIN R OFFSET G OFFSET B OFFSET WB Init DO / WAIT / OK Auto ADC DO / WAIT / OK Pattern Off / On PATTERN LUMA 0-255 5)．Shop Init Item Sub-item Shop Init DO / WAIT / OK 6)．NVM Reset Item...
- Page 16 Factory Alignment Specification of normal SIACP DBC_BP 10)．DesignMenu2 Item Sub-item DesignM Panel Control On/Off enu2 Panel Freq 0-255 Panel Percent 0-255 BlueMute On/Off OtherCTI On/Off On/Off FleshTone LumaControl On/Off Hotel Menu On/Off USB UPG USB download software BackIT On/Off 11)．Sound Curve Item Sub-item Sound...
- Page 17 Factory Alignment Specification of normal SIACP 2. Provide the a correct voltage to the board 3. Start “MTKTOOL.exe” application under MTKxx folder, and set the parameters as below picture(notice:select MT8223 chassiss): 4. Press “Browse” button to select the corresponding SW bin file to upload 5.
- Page 18 332mA LDO #6 5V-TUNER SBU : MT22/21/20 MAIN SCHEMATIC 80mA AS1117 TCLNO: ..... TCL Thomson Electronics Singapore Pte. Ltd. 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab DATE NAME DESCRIPTION...
- Page 19 For 19&22 Model C167 0.1U 0.1U SBU : MT23H MAIN SCHEMATIC TCLNO: ..... TCL Thomson Electronics Singapore Pte. Ltd. 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab DATE NAME DESCRIPTION...
- Page 20 MT22/21/20 MAIN SCHEMATIC TCLNO: ..... R005 R006 R007 C007 C042 C053 C052 TCL Thomson Electronics Singapore Pte. Ltd. 560R 0.1U 0.1U 0.1U 0.1U 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999...
- Page 21 2N7002 /NC R283 100R HDMI_CEC SBU : MT22/21/20 MAIN SCHEMATIC Q203 TCLNO: ..... TCL Thomson Electronics Singapore Pte. Ltd. R284 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab DATE NAME...
- Page 22 U1TX U1RX Audio Source SBU : MT22/21/20 MAIN SCHEMATIC AV1/S-V TCLNO: ..... YPBPR TCL Thomson Electronics Singapore Pte. Ltd. AV2/VGA 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab DATE NAME...
- Page 23 P601 SBU : MT22/21/20 MAIN SCHEMATIC T T T T OUTLP TCLNO: ..... OUTLN TCL Thomson Electronics Singapore Pte. Ltd. 8 Jurong Hall Road #28-01/06 OUTRN The JTC Summit SINGAPORE 609434 OUTRP DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab...
- Page 24 OSDA_0 X16M 3V3_TUNER C548 C549 SBU : MT22/21/20 MAIN SCHEMATIC TCLNO: ..... TCL Thomson Electronics Singapore Pte. Ltd. 8 Jurong Hall Road #28-01/06 The JTC Summit SINGAPORE 609434 DESIGNATION Tel (65) 63092900 Fax (65) 63092999 Index-Lab DATE NAME DESCRIPTION Last modif...
- Page 25 TEST9 VPFC TEST7 ZVR2 TEST10 120uF/450V D3SB60 TEST8 ET24 224/275Vac TEST5 TEST6 T13*6 471/250V 471/250V TEST3 TEST4 ZVR1 14D681 NTC1 TEST2 TEST1 SCK13055 CON1 3.96mm/3pin Title Size Number Revision Date: 18-Oct-2010 Sheet of F:\ 项目 \MIP236-VT\PCB&SCH\0928\MIP236-VT-1.1(2010.09.29).ddb File: Drawn By:...
- Page 26 TEST51 TEST48 TEST44 +12V +12V 104/0805 Inverter TEST53 TEST45 3.9K Inverter Inverter TEST50 680R/2W 4403 TEST52 TEST56 470R 220R FCH20100 220R 820R TEST55 PC817 4401 1000uF/25V TEST47 4401 TEST54 102/1KV TEST46 104/0805 104/0805/50V TEST23 TEST26 TEST49 EPC34 VPFC TEST24 +12V 68R/1W 100K/2W R92A...
- Page 27 R77A TEST57 TEST81 TEST83 TEST88 EEL19 Vds1 Inverter TEST95 EC11 LBAV70 150R 20PF/6KV TEST60 1000uF/25V AOD454A TEST82 TEST84 TEST90 CON5 TEST93 TEST85 TEST80 TEST87 TEST122 CON2 TEST59 TEST91 LBAV70 LBAV70 2N7002 2N7002 LBAV70 EEL19 TEST92 100R Vds2 TEST94 20PF/6KV BAV70 TEST96 Vds1 TEST86...