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TCL L32HDM61 Service Manual
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TCL L32HDM61 Service Manual

TCL L32HDM61 Service Manual

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Service Manual
1. Caution··························································································2
2. Specifications of chassis·································································6
3. Alignment Procedure·····································································11
4. IC Brief Instruction·········································································21
5. Schematic Diagram········································································38
6. PCB Layout···················································································48
7. Explode View·················································································50
8. BOM List·······················································································62
This manual is the latest at the time of printing, and does not
include the modification which may be made after the printing, by
the constant improvement of product.
TCL
L32HDM61

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Summary of Contents for TCL L32HDM61

  • Page 1: Table Of Contents

    Service Manual L32HDM61 1. Caution··························································································2 2. Specifications of chassis·································································6 3. Alignment Procedure·····································································11 4. IC Brief Instruction·········································································21 5. Schematic Diagram········································································38 6. PCB Layout···················································································48 7. Explode View·················································································50 8. BOM List·······················································································62 This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by the constant improvement of product.

  • 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 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 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: Specifications Of Chassis

    2. Product Specification Model( L32M71S3 Items description Model L32M71S3 Remote Control Picture RC TYPE Philips RC1113339 Basic Info. Panel Size inch 32" Panel Supplier Aspect Ratio 16:9 MS19 Chassis Name solution MST9E19A Market Certification Panel Specification V320B1-L04 Model Pixel Pitch (vertical stripe RGB pixels) 0.173mm (H) ×...
  • Page 7 130W Power Consumption - TV ON Power Consumption - Standby Less than 3W LED indication - Power ON BLUE LED indication - STANDBY AC Switch Yes (Side BACK) By CH+/- button on panel or ON-OFF/ CH+/- KEY Standby to Power ON ON RC System 200(0~199)
  • Page 8 Sound Effect Sound Processing BTSC DVSS(Dolby Virtual Surround Sound) AVC(Auto Volume Control) Sound Features Stereo,News,MUSIC,Personal AVC,MTS,SOUND MODE,BASS,TREBLE, Sound Control BALANCE Please add other items referring to factual situation Accessional Equipment Card Reader DVD Combo Support USB Connection Built-in DTV Reception and System Please add other items referring to factual situation Operation Control 24h Timer;TURN ON/OFFf;Sleep timer...
  • Page 9 IR Blaster Jack Other Function Extended Interfaces Power In Cinch AC code in Connectors Front AV Input - CVBS (RCA) Audio Input - R/L (RCA) Audio Input - Mono (RCA) Headphone Out - R/L ( 3.5mm) USB Connector Connectors Top Please add other items referring to factual situation Connectors Bottom Please add other items referring to factual situation...
  • Page 10 DVI Cable VGA Cable HDMI Cable Control/Signal Cable (Panel to MFB) AV Cable Component Video Cable Audio Cable Please add other items referring to factual situation...

  • Page 11: Alignment Procedure

    3. Alignment Procedure 1 General Description The MS19 chassis adopts MST9E19A IC, which is a high performance and fully integrated IC for multi-function LCD TV, with typical features as full function, multi terminals and double-layer single board. The chassis meets to different markets requirements via differing in functions, such as in the region of South America, Asia-Pacific, Europe and others markets.
  • Page 12 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Item Sub-Item Description Works BLACK R R Shift adjust via manually or automatic BLACK G G Shift adjust via manually or automatic BLACK B B Shift adjust via manually or automatic VOL CURVE Volume Curve adjustment;...
  • Page 13 1. Choose the correct model No. 2. Power off, then Power on the set to make the setting works. LOGO LOGO Displayed or not. ON:TCL LOGO displayed when turn on the set. OFF: LOGO disappears. Chassis Name Serial No. Issued on...
  • Page 14 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Item Sub-Item Description Works SHOP Outgoing setting, please keep the defaults setting but CONTENT the special requirements. VOLUME PICTURE NATURAL MODE SOUND MODE STEREO TV-CHANNEL LANGUAGE English or local language COLOR TONE NORMAL WARM COOL...
  • Page 15 16-scale grey pattern PC sourcing should adjust singly please apply 16-scale grey pattern TCL factory can adjust white balance according to actory working instruction and tools. If need manual adjustment, please operate in page in factory menu. Chassis Name Serial No.
  • Page 16 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) NOTE: when WHITE G adjust white balance,please do not change the data of the BLACK G ,only adjust the other two: x=280,y=290 We suggest adjust Out going Setting Outgoing setting, please keep the defaults setting but the special requirements.
  • Page 17 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Power on TV set, and run ISP Tool V4.3.2.2exe in PC. Click on the “config”, and set as illustrated, Port Type: LPT1, Base Addr: 0x378. Then, click on “Auto detect” until OK showed. If not, please check and make sure all connects works well.
  • Page 18 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Click on “Connect”, the follow picture showed means Flash IC Detected. Confirm it. Click on “Read” and load the file with ”.bin” Suffix. Chassis Name Serial No. Issued on Page Updated on Version...
  • Page 19 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Click on “Auto”, the follow picture showed, and “Run” Then the follow picture showed, ISP running Chassis Name Serial No. Issued on Page Updated on Version...
  • Page 20 TCL Multimedia Technology Holding Ltd. (ShenZhen Lab) Pass showed if it is completed successfully, if not, please try again until Pass showed. Power off the TV set and unplug VGA line, then power on the TV set. Chassis Name Serial No.

  • Page 21: Ic Brief Instruction

    4. IC brief Instruction MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 FEATURES Single display LCD TV controller with PC & Supports HDTV RGB/YPbPr/YCbCr up to multimedia display functions 1080P Input supports up to SXGA &...
  • Page 22 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Supports 4K attribute/code Supports flexible spread spectrum frequency Horizontal and vertical stretch of OSD menus with 360Hz~11.8MHz and up to 25% modulation Pattern generator for production test Integrated Micro Controller Supports OSD MUX and alpha blending...
  • Page 23 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 PIN DIAGRAM (MST9E19A) RXCKN PWM3 RXCKP PWM2 DIGO[9] Pin 1 RX0N DIGO[8] RX0P AVDD_DVI VDDP RX1N DIGO[7] DIGO[6] RX1P DIGO[5] RX2N DIGO[4] RX2P DIGO[3] AVDD_DVI...
  • Page 24 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 PIN DESCRIPTION MCU Interface Pin Name Pin Type Function HWRESET Schmitt Trigger Input Hardware Reset, active high w/ 5V-tolerant I/O w/ 5V-tolerant MCU Bus ALE, active high / General Purpose Input/Output (GPIOC[10]) I/O w/ 5V-tolerant...
  • Page 25 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function w/ 5V-tolerant Function Select Switch Input from Channel 1 (FSSW1) /VSYNC1 Schmitt Trigger Input Analog VSYNC Input from Channel 1 / w/ 5V-tolerant Fast Blanking Input from Channel 1 (FBLK1) BIN1M...
  • Page 26 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function AUVRADP Positive Reference Voltage for Audio ADC AUVREF Reference Voltage for Audio Common Mode AUL0 Analog Input Audio Line Input Left Channel 0 AUR0 Analog Input...
  • Page 27 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function LVA1P Output LVDS A-Link Channel 1 Positive Data Output LVA2M Output LVDS A-Link Channel 2 Negative Data Output LVA2P Output LVDS A-Link Channel 2 Positive Data Output...
  • Page 28 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function Resistor strength 171-168 BA[7:0] Output w/ Pull-down Port A Blue Channel Bit[7:0]; 6mA driving strength 167-160 Resistor Note 1: Please see the Output Type vs.
  • Page 29 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function IRIN I/O w/ 5V-tolerant IR Receiver Input / General Purpose Output (GPIOD[13]) DIGO[9:6] I/O w/ 5V-tolerant General Purpose Input/Output (GPIOB[9:6]) 154, 153, 150, 149 DIGO[5]...
  • Page 30 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Name Pin Type Function PWM_SENSE Analog Input Step-down PWM Sense Misc. Interface Pin Name Pin Type Function DDCD_DA I/O w/ 5V-tolerant HDCP Serial Bus Data / DDC Data of DVI Port DDCD_CK Input w/ 5V-tolerant...
  • Page 31 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Note 1: Output Type vs. Pin Configuration Pin #161-192 LVDS LVDS LVA4P BA[0] LVB3P GA[6] LVA4M BA[1] LVB3M GA[7] LVA3P BA[2] LVBCKP RA[0] LVA3M BA[3]...
  • Page 32 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin Configuration vs. Function Pin #78-87, #90-97 Note Pin # GPIOF ITU656 Out ITU656 ITU656 Audio Audio 10-bit In 10-bit In (GPIOF_SEL=00) (GPIOF_SEL=01) (GPIOF_SEL=01) (GPIOF_SEL=10)
  • Page 33 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Pin # Digital Video Digital Audio Digital Audio Digital Audio Digital Audio Input Data (AU_SWAP=00) (AU_SWAP=01) (AU_SWAP=10) (AU_SWAP=11) DI[7] AUSD[0] AISD Video Interface Pin Name Pin Type Function...
  • Page 34 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 ELECTRICAL SPECIFICATIONS Analog Interface Characteristics Parameter Unit VIDEO ADC Resolution Bits DC ACCURACY Differential Nonlinearity Integral Nonlinearity VIDEO ANALOG INPUT Input Voltage Range Minimum V p-p Maximum...
  • Page 35 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 Parameter Unit AUDIO ADC Input V p-p DAC Output V p-p SIF Input Range Minimum V p-p Maximum V p-p FSSW SAR ADC Input FB ADC Input 1.25 Specifications subject to change without notice.
  • Page 36 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 DISCLAIMER ORDERING GUIDE MSTAR SEMICONDUCTOR RESERVES Model Temperature Package Package RIGHT MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN Range Description Option TO IMPROVE RELIABILITY, FUNCTION OR MST9E19A...
  • Page 37 MST9E19A SXGA/WXGA+ LCD TV Controller with Video Decoder & 10-bit Dual LVDS Transmitter Preliminary Data Sheet Version 0.1 MECHANICAL DIMENSIONS Millimeter Inch Millimeter Inch Symbol Symbol Min. Nom. Max. Min. Nom. Max. Min. Nom. Max. Min. Nom. Max. θ 4.10 0.161 0°...

  • Page 38: Schematic Diagram

    L14 NC L14 NC PANEL-ON/OFF 3904 3904 +12V_Inverter L15 NC L15 NC 0.1uF 0.1uF 220uF/16V 220uF/16V POWER-ON/OFF POWER-ON/OFF tcl-modified Title Title Title In standby,save power,only for small panel use. <Title> <Title> <Title> Size Size Size Document Number Document Number Document Number...
  • Page 39 Vcc3.3for MST9E19A analog AMS1117-3.3 AMS1117-3.3 +3.3VA +5Vst +5Vst L18 FB L18 FB FM120 FM120 L17 FB L17 FB FM120 FM120 0.1uF 0.1uF 100uF/16V 100uF/16V 0.1uF 0.1uF 100uF/16V 100uF/16V FM120/1A FM120/1A +5Vstb 100uF/16V 100uF/16V 0.1uF 0.1uF +3.3AVDD for +3.3AVDD for +3.3V AVDD_HDMI AVDD_AU +3.3VA...
  • Page 40 +3.3V Location Near IC Pin. Location Near IC Pin. AMP-Rout AMP-R PH-Rout PH-R1out AMP-R PH-R1out BAV99 BAV99 47uF/16V 47uF/16V 10nF 10nF +3.3V 3906 3906 SYS_RST AMP-Lout AMP-L AMP-L VDD_MPLL 22pF 22pF 100pF 100pF PH-Lout PH-L1out PH-L1out 10uF/16V 10uF/16V AVDD_AU VDDC VDDP AVDD_HDMI SCL_EXT...
  • Page 41 BAV99 BAV99 BAV99 BAV99 BAV99 BAV99 BAV99 BAV99 HDMI_J HDMI_J HDMI-RX2+ R_TX2+ R_TX2+ DATA2+ HDMI-RX2- R_TX2- R_TX2- DATA2 SHIELD HDMI-RX1+ G_TX1+ G_TX1+ DATA2- HDMI-RX1- G_TX1- G_TX1- DATA1+ GND1 HDMI-RX0+ B_TX0+ B_TX0+ DATA1 SHIELD HDMI-RX0- B_TX0- B_TX0- DAT1A- GND2 HDMI-RXC+ TXCLK+ TXCLK+ DATA0+ HDMI-RXC-...
  • Page 42 VGA/5V R144 R144 PROTECT R103 R103 C121 C121 VGA-B+ 47nF 47nF BIN+ BIN+ R104 R104 C122 C122 VGA-G+ 47nF 47nF GIN+ GIN+ R105 R105 C123 C123 VGA-R+ 47nF 47nF RIN+ RIN+ R106 R106 C124 C124 STZ6.2N STZ6.2N STZ6.2N STZ6.2N STZ6.2N STZ6.2N R107 R107...
  • Page 43 5VPI R124 R124 S-Video Input (Y/C) 47uF/16V 47uF/16V AV-SOG AV INPUT R126 R126 R125 R125 AV1-Y AV1-Yin AV1-Yin AV3-V R127 R127 AV3-Vin+ AV3-Vin+ C132 C132 R129 R129 R128 R128 C131 C131 680pF 680pF HDTV In AV3-L STZ6.2N STZ6.2N R133 R133 680pF 680pF STZ6.2N...
  • Page 44 TUNER_IF TUNER_IF AGND AGND Tuner Power R203 R203 100K 100K R202 R202 Close to MST IC C164 C164 C165 C165 C166 C166 4.7uF/50V 4.7uF/50V 10nF 10nF 10nF 10nF R204 R204 IRF7314 NC IRF7314 NC 22uH 22uH C167 C167 22uH 22uH 100nF 100nF R205...
  • Page 45 AMP-Lin AMP-PLout- AMP-Rin AMP-PRout- C195 C195 C194 C194 C203 C203 CON4_2.54 CON4_2.54 AMP-L 2.2uF 2.2uF AMP-PLout+ AMP-L 2IN+ 2OUT+ C205 C205 AMP-R 2.2uF 2.2uF AMP-R 1IN+ TO SPEAKER C204 C204 C206 C206 AMP-PLout- 2OUT- SGND AMP-PRout+ AMUTE 1OUT+ +12V_AMP Standby +12V 5Vstb 12V-2...
  • Page 46 FH12-50S-0.5SH(NC) FH12-50S-0.5SH(NC) CON45/FH-12-45S-0.5SH(NC) CON45/FH-12-45S-0.5SH(NC) LVDS Interface VCC-Panel RXE4+/B0 RXE4-/B1 RXE3+/B2 RXE3-/B3 RXE4+/B0 RXEC+/B4 RXE4-/B1 RXEC-/B5 DF14-30P-1.25H/LVDS DF14-30P-1.25H/LVDS RXE3+/B2 RXE2+/B6 RXO0-/R7 RXE3-/B3 RXE2-/B7 RXO0+/R6 RXO1-/R5 RXEC+/B4 RXE1+/G0 LVSYNC RXO1+/R4 RXEC-/B5 RXE1-/G1 LVSYNC LHSYNC RXO2-/R3 RXE2+/B6 RXE0+/G2 RXO0-/R7 RXO0+/R6 RXO2+/R2 RXE2-/B7 RXE0-/G3 RXO0-/R7 RXO0+/R6 RXO1-/R5...
  • Page 47 K1001:CH+ K1004:VOL- K1001:CH+ K1004:VOL- K1002:CH- K1005:MENU K1002:CH- K1005:MENU K1003:VOL+ K1006:SOURCE K1003:VOL+ K1006:SOURCE R1001 R1001 R1002 R1002 R1003 R1003 R1001 R1001 R1002 R1002 R1003 R1003 1.2K 1.2K 0.4V 1.5K 1.5K 0.8V 1.2V 1.2K 1.2K 0.4V 1.5K 1.5K 0.8V 1.2V P1001 P1001 K1001 K1001 K1002...

  • Page 48: Pcb Layout

    PCB Layout (Top side)
  • Page 49 PCB Layout (Bottom side)

  • Page 62: Bom List

    8.BOM List...