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Service Manual

CHASSIS MT62B
Contents
1. Caution........................................................................................2
2. Product Specification......................................................................6
3. Test and Alignment........................................................................7
4. Panel List...................................................................................21
5. Notice................................................ ...............................22

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Summary of Contents for THOMSON CHASSIS MT62B

  • Page 1: Table Of Contents

    Service Manual CHASSIS MT62B Contents 1. Caution…………………………………..….…………………...……………2 2. Product Specification………………………..……………………...…….…….6 3. Test and Alignment………………….………………………………...………..7 4. Panel List……………….……………………………………………...……….21 5. Notice………………………………….……......……..22...
  • Page 2: Caution

    CAUTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UTION: TO REDUCE THE RISK OF CAUTION ELECTRICAL SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE RISK OF ELECTRIC PARTS INSIDE.
  • Page 3: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Save these instructions for later use. Follow all Warnings and Instructions marked on the audio equipment. 1. Read Instructions- All the safety and operating instructions should be read before the product is operated. 2.
  • Page 4 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: If The Set Does Not Operate Properly

    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

    32HE9234 37FE9234 40FE9234 42FE9234 46FE9234 52FE9234 19HR3224 22HR3224 26HR3224 32HR3224 40FR3234 46FR3234 Picture Going Price Euro at Intro. Target Volume (in FY2009) (K) Market Intro date/month/qtr. End of 2008 End of 2008 End of 2008 End of 2008 End of 2008 End of 2008 2009‐4‐30 2009‐4‐30 2009‐4‐30 2009‐4‐30 2009‐4‐30 2009‐4‐30 Project Start date 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 2008‐7‐15 Key Distrubution Channel/s...
  • Page 7: Test And Alignment

    Factory Alignment Specification for MT62 chassis TCL WW R&D FPD CENTER Factory Alignment Specification CHASSIS:MT62 Version:V0.50 PREPARED BY : Wei Lin DATE : 2009-05-06 APPROVED BY : DATE : TestAlignmentSpecification for TCL-MT5362-V0.50.doc (Page 1 of 14)
  • Page 8 Factory Alignment Specification for MT62 chassis 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 9 Factory Alignment Specification for MT62 chassis The MT62 chassis is designed for European LCD TV. The main chip is from Mediatec (MTK5362 series) and supports below inputs: • one analog and digital mixed RF (PAL B/G D/K I, SECAM B/G D/K L/L’,DVB-T) •...
  • Page 10 Factory Alignment Specification for MT62 chassis C76(positive) 1.0V +/-5% 1.0V +/-5% Download latest release MCU_SW into the Standby CPU(U3) using WT_MCU_ISP SW tool. See Appendix “How to download MCU SW”. Download latest release SW into the flash using MTK SW tool. See Appendix “How to download FLASH SW”.
  • Page 11 Factory Alignment Specification for MT62 chassis Provide a test signal 576i@50Hz with 100% 8 steps ColorBar. ADC Calibration Select the corresponding “Auto Color” in “ ” sub-menu of “FactoryMenu”, then press ”OK” to start. Value of status wil change to “ALL” if succeed. Scart RGB Provide a test signal 100% 8 steps ColorBar.
  • Page 12 Factory Alignment Specification for MT62 chassis Make sure that the picture mode is “vivid”, enter to “P” mode( turned on the factory key ) and switch off “Pic. Enhance” in “WD Alignment” sub-menu of factory menu before white balance alignment . Only VGA input requires color temperature adjustment as all other inputs or relative ones.
  • Page 13 Factory Alignment Specification for MT62 chassis 3. “Factory Menu” Definition 1). System Item Sub-item Value Note System Factory Key Off/On OFF:hotkey is invalid ON :hotkey(blue key) is availability Power Mode Boot/Standby/ Boot: Enter power on mode Previous Standby: Enter standby mode Previous: power on according to last status Burning Mode...
  • Page 14 Factory Alignment Specification for MT62 chassis 3). ADC Calibration Item Sub-item Value Note Source VGA\CMP\scart RGB require Calibration Calibration Auto color Press “OK” key to run Status NONE NONE:No source has been calibrated / NOK NOK:Current source hasn’t been calibrated / OK OK: Current source has been calibrated / ALL...
  • Page 15 Factory Alignment Specification for MT62 chassis SCART 2 Auto/Composit e/S-Video 5).Sound Item Sub-item Value Note Sound VOL_0 VOL_10 VOL_50 VOL_90 VOL_100 TV Pre AV Pre 6).Geometry (This item effective only in TV source) Item Sub-item Value Note Geometry source H.Position H.Size V.Position V.Size...
  • Page 16 Factory Alignment Specification for MT62 chassis Appendix “How to download MCU SW” Prepare WT_MCU_ISP SW tool for update. 1. Connect the PC to board using MCU updating tool on P6 connector form chassis board. 2. Provide +5V DC on P19(pin11,12) connector on chassis board and check U811 output voltage should be 3.3V.
  • Page 17 Factory Alignment Specification for MT62 chassis Appendix “ ” Serial Command Protocol for MTKxx 1. A serial protocol for driving MTK µchip through external +3.3VDC serial device (USB or COMx) is available. It may facilitate manufacturing process. Thus, both P201 connector from chassis board or either VGA input can also be used using pin12 (RXD) &...
  • Page 18 Factory Alignment Specification for MT62 chassis ⑥ Select the Com Port you are using. ⑦ Set the items as below picture. Select “File->Save->” to Save the setting. Then start HyperTerminal “atsc.ht” in your computer instead of step ③ to ⑦ later ⑧...
  • Page 19 Factory Alignment Specification for MT62 chassis ⑨ Select the password file saved in your computer. ⑩ Under the folder “DTV>” enter “pmx.s.p +ID”,e.g.: pmx.s.p 102 See the panel ID in another document <Panel list for MT62>. TestAlignmentSpecification for TCL-MT5362-V0.50.doc (Page 13 of 14)
  • Page 20 Factory Alignment Specification for MT62 chassis Press “Enter”, the panel signal will be printed in the window TestAlignmentSpecification for TCL-MT5362-V0.50.doc (Page 14 of 14)
  • Page 21: Panel List

    Panel list for MT62B - V0.2 model name of panel name of panel ID panel ID mark (shown in factory (can be modified in (can be menu->version factory menu modified with info->panel ) ->feature->panel ID) COM port) 32HE9234 LC320WXN-SBA1 32E9LG8 37FE9234 LC370WUN 37E9LGD...
  • Page 22: Notice

    Notice: The Main IC Brief Instruction, Block Diagram and Schematic Diagram on this chassis are the same with chassis MT62, please refer to the Service Manual for MT62 if needed.