TCL L32D2710 Service Manual
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TCL L32D2710 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
L32D2710/MS82PV-AP

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Summary of Contents for TCL L32D2710

  • Page 1 SERVICE MANUAL L32D2710/MS82PV-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: L32D2710/MS82PV-AP/CSFGTA Version：1.0 Issued On: 2014-11-23 Basic Information Media Format LCD TV Product Type Music MP3/WMA MS82PV-AP Chassis Picture JPEG、BMP、PNG English/Vietnam/French/Russian/Thai/Arabian/Pe OSD Language rsian H.264、MPEG4、MPEG2、 Video PAL BG/DK/I ; SECAM-D/K; NTSC-M TV System PAL;NTSC;SECAM File AV System...
  • Page 7 Essential Accessories（Default） Optional Accessories Operation Manual English(Default) Wall Mount WMB233 Remote Control and batteries RC200B(TCL LOGO,with two batteries) Integrated Packaging Base Stand AC power cord 1 pc Adapt Cable Wire For AV Or YPBPR 1 pc FOR AV Drafted by:FUYONG...
  • Page 8 CRT/SJ/FK02-2013 Alignment Procedure VERSION V1.0 PREPARED BY DATE : 2014-5-6 APPROVED BY : DATE :...

  • Page 9: Table Of Contents

    MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 1.COMMONLY USED 2.TO ENTER FACTORY MENU 3.ADC ADJUST 4.GENERAL SETING 5.DEBUG 6.SW INFORMATION 7.INIT TV 8.INIT FAC CHANEL 9.BURN MODE V1.2 2012.01.13 6M181.1B...

  • Page 10: Commonly Used

    MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 1. COMMONLY USED 1.1 Auto adjust First item of ADC ADJUST page 1.2 White balance First item of GENERAL SETTING 1.3 PQ(picture quality) DEBUG -> PQ NONLINEAR 1.4 Volume Last item of GENERAL SETING 2.

  • Page 11: General Seting

    MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 4. GENERAL SETING 4.2 W/B ADJUST(USUALLY USED) Go to the white balance adjusting page. 4.3 PICTURE MODE( 4.4 Sound Mode(...

  • Page 12: Debug

    MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 4.5 Volume Curve To change the volume page. Note: the volume curve mode should not set here 4.6 WHITE PATTERN 4.7 Backlight Press to change the voltage of PIN ADJ to change the brightness of the panel. 4.8 LVDS MAP Press to change the LVDS map (Caution: Press this may close the output signal ,you just keep press left or right or ok, and never press any key else...
  • Page 13 MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 5.31 MODE Channel 5.32 PICTURE MDOE Mostly we set it to standard 5.33 Brightness Curve To change the brightness page 5.34 Contrast Curve To change the contrast page 5.35 Saturation Curve To change the saturation page 5.36 Hue Curve To change the hue page 5.37 Sharpness Curve...

  • Page 14: Sw Information

    MSD 6X181 6X182-FACTORY MENU OPERATING MANUAL 6. SW INFORMATION( Press to show the detail of the software like the time and the checksum. 7. INIT TV( Initialize the TV totally, reset the EEPROM 8. INIT FAC CHANEL( Initialize the factory channel 9.
  • Page 15 Signal Flow Diagram Signal Flow SPI FLASH HDMI HDMI IN 32Mbits TUNER MST3M182VGC-LF- YPbPr LVDS OUT PANEL VGA or Y/PB/PR OB6220RVPA AV IN AV_L AV_R AV OUT USB IN...
  • Page 16 Signal Flow Diagram Power Supply Flow Power Recti Output 19V/24V converto input filter fier filter output Feed back ON/ 0FF driver ADJ/PWM...
  • Page 17 Signal Flow Diagram Power Supply Flow VDD-3V3 5V-STB 5V-OFF DC-DC 3V3-STB 1V8-DDR VDD-3V3 VDD-1V2 AVDD3V DC-DC...
  • Page 18 Signal Flow Diagram I²C Bus Block Diagram HDMI EEPROM MST3M182VGC-LF-Z1 TCON TUNER...
  • Page 26 Trouble Shooting Power Board Service Guide Non output, IR indicator light slake Check if 12V output normal Check the power Change damaged Check if FB1Open components components damage or not Change short Check EMI open or LN short components Check if EB1 voltage about √2Vac Check if RB148, Change damage...
  • Page 27 Trouble Shooting Power Board Service Guide IR indicator light up but backlight slake Check if LED output cable is connect correction Check ADJ&PWM& ON/OFF Control signal Check is brightness is in dim status Check if UB801 PIN1 voltage is above 12V Check if LED output short...
  • Page 28 Trouble Shooting TV Power Supply Trouble Check C16 for 12V output check Power on, Check EA3 for the external power supply 5V_STB output Check UL2 for 3.3V, Check the circuit of UL3 for 1.8V output Check the circuit Check UC1 for 1.2V output of UL2,UL3 L1 is damaged or...
  • Page 29 Trouble Shooting Display Trouble （exceptional screen） Exceptional screen Check if the cable is correct and connected tightly Check if the LCD panel is OK TCON Check the output circuit from U6 to CN15 No TCON Change the cable 1.Check the circuit of U4 1.Check the output circuit for panel from U6 to CN15...
  • Page 30 Trouble Shooting Display Trouble （white screen） White screen Check if the voltage of panel power supply is normal(depend on panel) Is there voltage on grid of Is there output signal QM4 can changed from U6 (12～0V or 5V~0) Panel cable is ill-connected Check if the circuit of QM5is normal? or QM4 is damaged Change the LCD panel...
  • Page 31 Trouble Shooting Display Trouble （black screen） Black screen Check if the voltage on CN1/BL-ON is high Check if the power supply for inverter is normal Check the control circuit from BL-ON to U6 or U6 is damaged Repair the power supply The inverter is damaged...
  • Page 32 Trouble Shooting Audio Trouble （No sound） No Sound Check if there is audio signal input Check the set of volume, Mute is normal Check signal output of UA31 is normal Check power supply (>11V)on UA31 Check the voltage on pin No.1(>2.5V) and No.14(≈0V) of UA31 Check the signal input on pin3&12 of UA31...
  • Page 33 Trouble Shooting Function Trouble （TV video） TV can’t search any channel/no picture Confirm if the RF cable do have signal Check if U3 pin3,10,18,23 for 3.3Vor 3v? Check if U3-pin6,7 has data for I Check if U3-pin12&13 have data Check if U3 pin14 for variational voltage is nomal Check the Check the circuit...
  • Page 34 Trouble Shooting Function Trouble（PC） PC mode Picture is not Missing color, Picture No signal in center deflection color dithering Check if the R.G.B Check if the signal of input signal of U6 is normal V-sync,H-sync is OK Do “reset” process Check the circuit Check the circuit on the menu or...
  • Page 35 Trouble Shooting Function Trouble （HDMI/YPbPr/CVBS） . HDMI,YPBPR,CVBS HDMI YPBPR CVBS does not does not does not has the signal has the signal has the signal Check signal of U6 pin J1,J3,H2,H3 is normal Check the circuit 1 .HDMI interface false between CVBS welding interface and U6...

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Ms82pv-ap

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