TCL LCD32M61S3-MS19 Service Manual Download Page 1

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TCL

SERVICE MANUAL

LCD32M61S3-MS19

Chapter I specification

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Chaper II Chassis Introduction

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Part I MCU working conditions

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Part II Reset section

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Part III Tuner section

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Part IV Audio Amplifier and mute control

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Part V Av Out and Audio Amplifier

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Part VI HDMI and EDID introduction

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Part VII HDCP Section

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Part VIII EEPROM for Software

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Part IX Panel ON/OFF Control Section

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3. Chapter III IC Specifications

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4. Chapter IV Alignment Procedure

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5. Chapter V Spare Parts List

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6. Chapter VIervice Guiding

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Part I pictures of Chassis

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Part II Block of Diagram

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Part III Layout of Mainboard

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Part IV Scheme Diagram

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Part V Trouble shooting

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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

Summary of Contents for LCD32M61S3-MS19

Page 1: ...tion 17 Part VIII EEPROM for Software 18 Part IX Panel ON OFF Control Section 19 3 Chapter III IC Specifications 20 4 Chapter IV Alignment Procedure 29 5 Chapter V Spare Parts List 33 6 Chapter VIervice Guiding 50 Part I pictures of Chassis 52 Part II Block of Diagram 55 Part III Layout of Mainboard 56 Part IV Scheme Diagram 58 Part V Trouble shooting 68 This manual is the latest at the time of pr...

Page 2: ...ce of uninsulated voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance CAUTION Use of controls adjustments or procedures...

Page 3: ...onnel 8 Do not subject your television set to impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning 10 1 Do not place this television set on an unstable cart stand or table The television set may fall causing serious injury to a ...

Page 4: ...pporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV reception This reminder is provided to call the CATV system attention to Article 820 40 of the NEC that pr...

Page 5: ... 21 If you are unable to restorenormal operation by following the detailedprocedurein your operating instructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change in performance indicates a need for service unplug the set and have it checked by a professional service technician 23...

Page 6: ... 5ms Back Lights CCFLx 16 Panel Interface LVDS Color 16 7M Life Time MIN 50 000hrs Environmental Conditions Operation Temperature 0 50 C Storage Temperature 20 60 C Operation Humidity 90 RH MAX Storage Humidity 10 90 RH Operation Air Pressure Storage Air Pressure Power Power Supply AC 100 240V 50 60Hz Integrated Power Supply YES External Adapter NO Cord Type Default VDE Power Consumption TV ON 130...

Page 7: ...ms referring to factual situation PC Compatibility VGA Input VGA SVGA XGA SXGA WXGA 75Hz DVI Input HDMI Input XGA up to SXGA 75Hz 720P 1080i DDC Yes HDTV SDTV Ready SDTV Input YCbCr 480p 480i 576p 576i 60Hz HDTV Input YPbPr 720p 1080i 1080P 50Hz 60Hz HDTV Input DVI HDTV Input VGA 720p 1080i 50Hz 60Hz Build in Data System Teletext Standard Teletext Language Teletext Pages Teletext Features CCD Clos...

Page 8: ...A Share with AV1 Y Pb Pr Input RCA 1 component Audio Input R L RCA 1 Y Cb Cr Input RCA Share with Y Pb Pr Audio Input R L RCA Share with Y Pb Pr Audio input VGA Input RGB D SUB15 1 Headphone In R L Φ3 5mm Audio Input R L RCA 1 Share with Y Pb Pr Audio input DVI Input Audio Input R L RCA HDMI Input 1 SCART RGB Y C CVBS In SCART RGB Y C CVBS In out full SCART Y C CVBS In out SCART Y C CVBS In AV out...

Page 9: ... and Gross Weight Net Weight 0 2kg Gross Weight 0 5 Kg Speaker Box Fixing Method Features Packaging Method Dimension packaged L H D Dimension unpackaged L H D Net Weight and Gross Weight Multi function Box Packaging Method Dimension unpackaged L H D Dimension packaged L H D Net Weight and Gross Weight Base Stand Features Packaging Method Integrated Dimension packaged L H D no Dimension unpackaged ...

Page 10: ... 50Hz 60Hz HDMI VGA Input up to SXGA 75Hz V Chip CCD Sleep Timer 24h timer turn on off MTS Stereo BTSC SAP 4 Mode Sound Presets Standard News Music Personal Sound Control Treble Bass Balance AVL etc HDMI HDCP input 1 V1 1 RF input NTSC M PAL M N 1 HDTV input Component 1 AV input 2 S Video input 1 VGA input 1 AV output 1 Headphone output 1 Chassis MS19 circuitries include tuner decoder and scanner ...

Page 11: ...ocket P13 input Pin16 Pin28 of U8 V Audio signal input the audio signal through antenna process and output from Pin7 of Tuner and input Pin54 Pin55 of U8 The AV1 s audio signal input Pin63 Pin64 of U8 AV2 s audio signal input Pin66 Pin67 of U8 AV3 s audio signal input Pin69 and Pin69 of U8 All channels audio signal through inside circuitry process output from Pin74 Pin75 of U8 send to audio amplif...

Page 12: ...the TV after power supply loading the reset circuitry is working Pin205 of U8 is high level durative about 40ms then finished the TV reset It is low level under normal situation While the 3 3V voltage is loading charge on C74 and C80 due to the resistance of D40 is smaller than R32 so the voltage on C74 will higher than C80 Q8 turnon the current passes Q8 Pin205 of U8 get high level As the voltage...

Page 13: ... the circuitry inside it deal with and get the CVBS signal sends to Pin49 50 of MST IC The another signal path is SIF signal out from Pin7 of Tuner and sends to Pin 54 55 of MST IC The detail signal following process please refer to circuitry diagram as following ...

Page 14: ... MST IC and through integral circuitry R33 R38 C76 and R45 R50 C82 send to Pin4 12 of audio power amplifier U19 to drive speaker Part V AV Output Audio Amplifier Section The phone audio signal output from Pin71 Pin 71 through the integral circuitry R34 R36 C37 and R47 R51 C83 send to U16 and output from P17 ...

Page 15: ...nel for transmitting the EDID from the display to the graphics card is usually the I 2 C bus The combination of EDID and I C is called the Display Data Channel version 2 or DDC2 The 2 distinguishes it from VESA s original DDC which used a different serial format Before DDC and EDID were defined there was no standard way for a graphics card to know what kind of display device it was connected to So...

Page 16: ...VGA EDID OR DDC ...

Page 17: ...opies of content and must design their products in ways that effectively frustrate attempts to defeat the content protection requirements Each HDCP capable device has a unique set of keys there are 40 keys each 56 bits long These keys are confidential and failure to keep them secret may be seen as a violation of the license agreement For each set of keys a special key called a KSV Key Selection Ve...

Page 18: ... active and 1uA for power down EEPROM for User Information It adopts I2 C compatible electrically erasable programmable memory EEPROM devices are organized as 4096x8 bits 32k This is a two wire series interface that uses a bi directional data bus and serial clock It is used for storage user s information such as channel search and timer on and off and picture standard and other information what us...

Page 19: ...hrough regulator and equal get 3 3V voltage or 1 8V voltage supply for U8 After reset and crystal Y1 working the main system software will be loaded the panel ON OFF command will be sent out makes the dual MOSFET U3 turn on and send 5V 12V 3 3V voltage to the panel The following figure is showing the power sequence and control signal timing ...

Page 20: ...Chapter III IC Sepecifications Part I Specification of MST9E19A Part II Specification of TDA7266 ...

Page 21: ...video synchronization n Analog RGB Compliant Input Ports Ÿ Two analog ports support up to 150MHz Ÿ Supports PC RGB input up to SXGA 75Hz Ÿ Fast blanking and function selection switch support full SCART functions Ÿ Supports HDTV RGB YPbPr YCbCr up to 1080P Ÿ Supports Composite Sync and SOG Sync on Green separator Ÿ Automatic color calibration n DVI HDCP HDMI Compliant Input Port Ÿ Operates up to 15...

Page 22: ...ro Controller Ÿ Embedded 8032 micro controller Ÿ Configurable PWM s and GPIO s Ÿ Low speed ADC inputs for system control Ÿ SPI bus for external flash Ÿ Supports external MCU option controlled through 4 wire double data rate direct MCU bus or 8 bit direct MCU bus n External Connection Component Ÿ Step down PWM power control Ÿ All system clocks synthesized from a single external clock GENERAL DESCRI...

Page 23: ... 141 138 137 135 133 131 128 126 124 122 120 119 117 115 113 112 111 110 109 107 106 105 108 DIGO 8 GND AVDD_MEMPLL PWM3 PWM2 DIGO 9 DIGO 7 DIGO 5 DIGO 3 DIGO 1 VDDC VDDP PWM_SENSE DIGO 6 DIGO 4 DIGO 2 DIGO 0 GND PWM_DRV PWM_FB IRIN INT PWM1 PWM0 GND VDDP ALE RDZ WRZ VDDC GND VDDP RXCKP GND RX0N RX0P AVDD_DVI RX1N RX1P RX2P REXT DDCD_CK VSYNC1 VCLAMP REFM BIN1M GND RX2N AVDD_DVI DDCD_DA HSYNC1 RMI...

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Page 29: ...TCL Multimedia R D Center File number 1 Chapter IV Alignment of MS19 Alignment Model L32M61S3 L32E62S3 L32M71S3 MS19 Edition V1 1 Prepared by Tang Zhongzi Date May30 2007 Approved by Date ...

Page 30: ...press MENU input 1 9 5 0 in 3 seconds Method two press GO BACK key directly Remark it is must under conditions of in factory mode enter PRODUCTING FACTORY HOT KEY set as ON III Factory menu explain Enter factory menu press the remote control s UP DOWN LEFT RIGHT key set or adjustment press MENU key return parent menu press MENU OR CLEAR KEY exit factory menu Options menu Function explain function ...

Page 31: ...7 seconds will display OK on screen it says that finished the initial Please turn off the TV then restart up and adjust the other items Structure Frame mode choose This chassis compatible with several modes Switch this item can choose mode nowadays there are E62 L32E62S3 and M61 M71 L32M61S3 L32M71S3 can be chose while producing must confirm the mode first then switch it right It goes into effect ...

Page 32: ...situations s white balance color temperature value must obey the enterprise standard Before adjust the white balance please confirm if finished ADC correct under YPBPR and PC sources in addition the picture mode must be normal This chassis white balance adjustment must be adjusted in three signal sources 1 AV TV S Video s white balance adjust under AV signal source input Signal should be NTSC M ei...

Page 33: ...PW1W 10 20CT15 S7X DIODE 20CTQ150 TO 220AB D803 08 LON37A PW1W 10 HER108 FBX DIODE HER108 D818 08 LON37A PW1W 10 A1106S F7X DIODE FMXA 1106S D801 08 LON37A PW1W 10 MUR460 F0X DIODE MUR460 FAST RECOVERY D811 08 LON37A PW1W 10 MUR460 F0X DIODE MUR460 FAST RECOVERY D812 08 LON37A PW1W 10 RS1505 H7X DIODE RS1505M BD801 08 LON37A PW1W 11 20NM50 0AX TRANSISTOR STW20NM50 Q801 08 LON37A PW1W 11 SK3568 0CX...

Page 34: ...5 08 LON37A PW1W 19 BB0100 JTX RES SMD 10 OHM 1 10W 5 R813 08 LON37A PW1W 19 BB0101 JTX SMD RES 100 OHM 1 10W 5 R902 08 LON37A PW1W 19 BB0102 JTX SMD RES 1K OHM 1 10W 5 R903 08 LON37A PW1W 19 BB0102 JTX SMD RES 1K OHM 1 10W 5 R905 08 LON37A PW1W 19 BB0102 JTX SMD RES 1K OHM 1 10W 5 R906 08 LON37A PW1W 19 BB0102 JTX SMD RES 1K OHM 1 10W 5 R1002 08 LON37A PW1W 19 BB0102 JTX SMD RES 1K OHM 1 10W 5 R1...

Page 35: ... 56K OHM 1 10W 5 R870 08 LON37A PW1W 19 BB0621 JTX SMD RES 620 OHM 1 10W 5 R908 08 LON37A PW1W 19 BB0684 JTX SMD RES 680K OHM 1 10W 5 R901 08 LON37A PW1W 19 BB0689 JTX SMD RES 6 8 OHM 1 10W 5 R859 08 LON37A PW1W 19 BB0753 JTX RES SMD 75K OHM 1 10W J 0805 R858 08 LON37A PW1W 19 BB0912 JTX SMD RES 9 1K OHM 1 10W 5 0805 R1001 08 LON37A PW1W 19 CD0000 JTX RES SMD 0 OHM 1206 R9 08 LON37A PW1W 19 CD0000...

Page 36: ...08 LON37A PW1W 28 BB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0805 C841 08 LON37A PW1W 28 BB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0805 C833 08 LON37A PW1W 28 BB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0805 C831 08 LON37A PW1W 28 BB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0805 C829 08 LON37A PW1W 28 BB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0805 C828 08 LON37A PW1W 28 BB0103 ZFX SMD CAP 0 01 UF 50V F 0805 C818 08 LON37A PW1W 28 B...

Page 37: ...HOT SILICA GEL FOR D802 08 LON37A PW1W 54 315250 000 TRANSMIT HOT SILICA GEL FOR D803 08 LON37A PW1W 54 315250 000 TRANSMIT HOT SILICA GEL FOR D805 08 LON37A PW1W 54 315260 000 BUSHING TO 220B 3MMX 2 5MM FOR D805 08 LON37A PW1W 54 315260 000 BUSHING TO 220B 3MMX 2 5MM FOR D803 08 LON37A PW1W 54 315260 000 BUSHING TO 220B 3MMX 2 5MM FOR D802 08 LON37A PW1W 54 38271X 0U0 PYROCONDENSATION BUSHING 8MM...

Page 38: ...472 JTX SMD RES 4 7K OHM 1 4W 5 R21 08 LON37A PW1W 19 BB0000 JTX SMD RES 0 OHM 1 10W 5 R23 08 LON37A PW1W 19 BB0000 JTX SMD RES 0 OHM 1 10W 5 R24 08 LON37A PW1W 35 FB1690 30X MAGNETIC CORE FOR D801 负极 08 LON37A PW1W 35 FB1690 30X MAGNETIC CORE FOR Q801 D极 08 LON37A PW1W 41 WJ0080 B00 WIREBAREJUMPER8MM J12 08 LON37A PW1W 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q1 08 LON37A PW1W 28 BB0104 ZFX S...

Page 39: ...M61AS3 KEY 18 DB0202 FNX RES M F 2K OHM 1 6W 1 R1007 T8 HM61AS3 KEY 18 DB0202 FNX RES M F 2K OHM 1 6W 1 R1003 T8 HM61AS3 KEY 46 35135W 03XG PIN BASE PH 03AW P1001 T8 HM61AS3 KEY 48 TAC001 XX0 TACT SWITCH K1006 T8 HM61AS3 KEY 48 TAC001 XX0 TACT SWITCH K1005 T8 HM61AS3 KEY 48 TAC001 XX0 TACT SWITCH K1004 T8 HM61AS3 KEY 48 TAC001 XX0 TACT SWITCH K1003 T8 HM61AS3 KEY 48 TAC001 XX0 TACT SWITCH K1001 T8...

Page 40: ...NSISTOR MMBT3904LT1 NPN Q22 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q23 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q10 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q1 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q16 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904LT1 NPN Q14 T8 HM61AS3 MAN 12 BT3904 0BX SMD TRANSISTOR MMBT3904L...

Page 41: ...S SMD 10 OHM 1 10W 5 R73 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R72 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R71 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R175 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R61 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R220 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R206 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD...

Page 42: ...ES SMD 10K OHM 1 10W 0603 R243 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R244 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R10 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R116 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R124 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R125 T8 HM61AS3 MAN 19 AB0103 JTX RES SMD 10K OHM 1 10W 0603 R134 T8 H...

Page 43: ...MAN 19 AB0470 JTX RES SMD 47 OHM 1 10W 5 0603 R191 T8 HM61AS3 MAN 19 AB0470 JTX RES SMD 47 OHM 1 10W 5 0603 R195 T8 HM61AS3 MAN 19 AB0470 JTX RES SMD 47 OHM 1 10W 5 0603 R210 T8 HM61AS3 MAN 19 AB0470 JTX RES SMD 47 OHM 1 10W 5 0603 R64 T8 HM61AS3 MAN 19 AB0100 JTX RES SMD 10 OHM 1 10W 5 R185 T8 HM61AS3 MAN 19 AB0471 JTX SMD RES 470 OHM 1 10W 5 R176 T8 HM61AS3 MAN 19 AB0472 JTX RES SMD 4 7K OHM 1 1...

Page 44: ...HM61AS3 MAN 25 BCB101 M1X CAP ELEC 100 UF 16V 20 C57 T8 HM61AS3 MAN 25 BCB101 M1X CAP ELEC 100 UF 16V 20 C35 T8 HM61AS3 MAN 25 BCB101 M1X CAP ELEC 100 UF 16V 20 C33 T8 HM61AS3 MAN 25 BCB101 M1X CAP ELEC 100 UF 16V 20 C31 T8 HM61AS3 MAN 25 BCB221 M1X CAP ELEC 220 UF 16V 20 C37 T8 HM61AS3 MAN 25 BCB221 M1X CAP ELEC 220 UF 16V 20 C217 T8 HM61AS3 MAN 25 BCB221 M1X CAP ELEC 220 UF 16V 20 C28 T8 HM61AS3...

Page 45: ... B C204 T8 HM61AS3 MAN 28 AB0102 KBX SMD CAP 1000 PF 50V 10 B C206 T8 HM61AS3 MAN 28 AB0102 KBX SMD CAP 1000 PF 50V 10 B C77 T8 HM61AS3 MAN 28 AB0102 KBX SMD CAP 1000 PF 50V 10 B C83 T8 HM61AS3 MAN 28 AB0102 KBX SMD CAP 1000 PF 50V 10 B C198 T8 HM61AS3 MAN 28 AB0102 KBX SMD CAP 1000 PF 50V 10 B C199 T8 HM61AS3 MAN 28 AB0473 ZFX SMD CAP 0 047 UF 50V 80 20 C99 T8 HM61AS3 MAN 28 AB0473 ZFX SMD CAP 0 ...

Page 46: ...AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C47 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C67 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C66 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C49 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C51 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C52 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 ...

Page 47: ...681 JCX SMD CAP 680 PF 50V 5 0603 C136 T8 HM61AS3 MAN 28 AB0681 JCX SMD CAP 680 PF 50V 5 0603 C131 T8 HM61AS3 MAN 28 AC0105 ZFX SMD CAP 1 UF 16VDC 80 20 C11 T8 HM61AS3 MAN 28 AC0105 ZFX SMD CAP 1 UF 16VDC 80 20 C211 T8 HM61AS3 MAN 28 AC0105 ZFX SMD CAP 1 UF 16VDC 80 20 C17 T8 HM61AS3 MAN 33 ELN102 NTX SMD COLL CBG201209U 102B L42 T8 HM61AS3 MAN 33 GLL339 KTX SMD COIL 3 3 UH 10 L4 T8 HM61AS3 MAN 33...

Page 48: ... 16V 20 C17A T8 HM61AS3 MAN 40 00MS19 MAD2XG P C B MAIN BD T8 HM61AS3 MAN 67 H83044 1A0 RAW HEATSINK 00 00 R N FOR U19 T8 HM61AS3 MAN 19 AB0472 JTX RES SMD 4 7K OHM 1 10W 0603 R122 T8 HM61AS3 MAN 28 AB0104 ZFX CAP SMD 0 1UF 50V 80 20 F C43 H3 HM61AS3 SM00C T8 HM61AS3 PAN ASS Y PACKINGASY T8 HM61AS3 PAN 51 PC0220 0WU08G POWER CORD T8 HM61AS3 PAN 54 LCPVC6 000 INLAY T8 HM61AS3 PAN 75 831690 CC0 POLY...

Page 49: ... SCREW B 4 X 15 AB MTG FRONT COVER BACK COVER T8 HM61AS3 RCN 63 B40150 AB4G S T SCREW B 4 X 15 AB MTG IR PCB BACK COVER T8 HM61AS3 RCN 64 B30060 304G TRIANGLE M C SCREW B 3 X 6 MTG MAINBOARD SHIELDING BOX T8 HM61AS3 RCN 64 B30060 304G TRIANGLE M C SCREW B 3 X 6 MTG SHIELDING BOX SHEILDING PLATE T8 HM61AS3 RCN 64 B30080 304G TRIANGLE M C SCREW B 3 X 8 MTG POWER POWER SUPPORT T8 HM61AS3 RCN 64 F3008...

Page 50: ...HJ SUPPORT_TOP T8 HM61AS3 RCN 63 B40150 AB3G S T SCREW B 4 X 15 AB BLACK MTG PANEL SUPPORT BACK COVER T8 HM61AS3 RCN 64 B40080 304G TRIANGLE M C SCREW B 4 X 8 MTG PANEL SUPPORT PANEL T8 HM61AS3 RCN 64 B40080 304G TRIANGLE M C SCREW B 4 X 8 MTG PANEL SUPPORT BOTTOM STAND SUPPOR T8 HM61AS3 RCN 46 FF060T 07M01G HS 7PIN TCL1554 M BD P5 TO P1001 IR BD P1001 KEY BD T8 HM61AS3 RCN 57 KYCL01 0HF UNI TIE F...

Page 51: ...Chapter VI Service Guiding Pictures of Chassis Block Diagram of Chassis Layout of Main Board Scheme diagram of Chassis Trouble Shooting Explode View Diagram ...

Page 52: ... 1 Chassis I picture for Chassis ...

Page 53: ...onnectors HDMI Input VGA input AV OUT Y1 Pb1 Pr1 AV1 input AV3 input S video input Audio input of HDTV and PC Earphone output LVDS For software upgrade To inventor board Power supply Audio output On off control To key board ...

Page 54: ...introduction of ICs Tuner Audio power amplifier Earphone amplifier For save HDMI s EDID For save VGA s EDID DC DC converter EEPROM SAVE CHANNEL INFORMATI ON EEPROM Save main software HPDC DATA Dual MOSFET Power IC ...

Page 55: ... SIFP SIFM Pin54 55 Pin74 75 Pin144 Pin148 Pin1 2 Pin14 15 Audio Amplifier U19 TDA7266SA Flash U9 W25X40 KEY BOARD speakerX2 POWER SUPPLY 08 LON37A PW1W Block Diagram of MS19 By Holt July5 2007 U11 HDCP IIC HDMI P12 VGA U13 Main IC U8 MST9E19A Pin16 17 22 28 Pin1 2 4 5 7 8 11 12 14 15 Pin42 51 Pin61 69 ...

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Page 58: ...16V Q5 2SC1815 Q5 2SC1815 L8 NC L8 NC 1 2 3 Q3 NC 3904 Q3 NC 3904 3 1 2 Q14 3904 Q14 3904 C24 0 1uF C24 0 1uF C16 2 2uF C16 2 2uF 1 2 3 Q6 3904 Q6 3904 C2 470uF 25V C2 470uF 25V C10 470uF 16V C10 470uF 16V 1 2 3 Q4 3904 Q4 3904 C6 2 2nF C6 2 2nF R5 11k 1 R5 11k 1 R19 4 7K R19 4 7K L13 600 4 5X3 2 L13 600 4 5X3 2 s1 1 g1 2 s2 3 d2 5 d2 6 d1 7 g2 4 d1 8 U2 D13N03 U2 D13N03 GND 6 Select 5 Adjust 4 On...

Page 59: ...0 1uF C47 0 1uF C47 0 1uF 1 2 C54 2 2uF C54 2 2uF L24 FB L24 FB C36 0 1uF C36 0 1uF R31 0 R31 0 C52 0 1uF C52 0 1uF C38 2 2uF C38 2 2uF C50 2 2uF C50 2 2uF C41 2 2uF C41 2 2uF C42 0 1uF C42 0 1uF C65 0 1uF C65 0 1uF C66 0 1uF C66 0 1uF R28 NC R28 NC C55 0 1uF C55 0 1uF C63 0 1uF C63 0 1uF 3 2 1 4 OUT ADJ IN U7 AP1084 adj 1 8V Regulator TO 263 OUT ADJ IN U7 AP1084 adj 1 8V Regulator TO 263 C32 0 1u...

Page 60: ...24C04 C96 10nF C96 10nF C94 10nF C94 10nF 7 5 3 1 8 6 4 2 RP7 0 33 7 5 3 1 8 6 4 2 RP7 0 33 R61 10 R61 10 7 5 3 1 8 6 4 2 RP13 RP4 7KX4 7 5 3 1 8 6 4 2 RP13 RP4 7KX4 C106 2 2uF C106 2 2uF R44 10K R44 10K C89 0 1uF C89 0 1uF C88 0 1uF C88 0 1uF R85 NC R85 NC R56 8 2K R56 8 2K R65 NC R65 NC R58 4 7K R58 4 7K C79 100pF C79 100pF 7 5 3 1 8 6 4 2 RP6 0 33 7 5 3 1 8 6 4 2 RP6 0 33 R48 1M R48 1M R64 47 R...

Page 61: ...BAV99 D13 BAV99 R93 10 R93 10 R95 4 7K R95 4 7K R101 1K R101 1K 1 2 D19 5 6V D19 5 6V 3 1 2 D10 BAV99 D10 BAV99 R90 10 R90 10 1 2 D18 5 6V D18 5 6V R99 100 R99 100 3 1 2 D15 BAV99 D15 BAV99 3 1 2 D17 BAT54C D17 BAT54C R86 10 R86 10 R88 10 R88 10 C120 0 1uF C120 0 1uF R100 0 R100 0 R87 10 R87 10 3 1 2 D16 BAV99 D16 BAV99 R91 10 R91 10 3 1 2 D12 BAV99 D12 BAV99 3 1 2 D9 BAV99 D9 BAV99 R98 100 R98 10...

Page 62: ...174 10k C125 47nF C125 47nF 3 2 1 D2 STZ6 2N D2 STZ6 2N Q18 Q18 R117 4 7K R117 4 7K 3 1 2 D23 BAT54C D23 BAT54C R104 10 R104 10 R107 75 R107 75 R172 10K R172 10K R121 10 R121 10 C128 NC C128 NC R110 47 R110 47 3 2 1 D21 STZ6 2N D21 STZ6 2N C121 47nF C121 47nF C129 NC C129 NC R109 75 R109 75 R123 NC R123 NC R144 100 R144 100 C130 0 1uF C130 0 1uF Q19 Q19 R122 4 7K R122 4 7K R116 10K R116 10K 175 10...

Page 63: ...N D38 STZ6 2N R141 75 R141 75 3 2 1 D27 STZ6 2N D27 STZ6 2N C146 560pF C146 560pF 3 2 1 D29 STZ6 2N D29 STZ6 2N C184 0 1uF C184 0 1uF 1 3 2 Q11 3906 Q11 3906 3 2 1 D35 STZ6 2N D35 STZ6 2N C141 560pF C141 560pF C158 47nF C158 47nF R229 33K R229 33K 3 2 1 D36 STZ6 2N D36 STZ6 2N R137 10 R137 10 R145 12K R145 12K C140 680pF C140 680pF C151 1nF C151 1nF R158 10K R158 10K R156 10K R156 10K R149 75 R149...

Page 64: ...00pF C177 100pF R212 120 R212 120 C174 NC C174 NC C169 0 1uF C169 0 1uF C171 220uF 16V C171 220uF 16V C164 4 7uF 50V C164 4 7uF 50V C200 2200PF C200 2200PF C167 100nF C167 100nF C182 0 1uF C182 0 1uF R220 10 R220 10 L34 22uH L34 22uH R203 100K R203 100K L29 0 L29 0 C172 0 1uF C172 0 1uF L30 0 L30 0 C176 150pF C176 150pF S1 1 G1 2 S2 3 G2 4 D1 8 D1 7 D2 6 D2 5 U15 IRF7314 U15 IRF7314 C168 47uF 16V ...

Page 65: ... NC HOLE V8 H2 NC HOLE V8 R162 0 R162 0 R167 3 3K R167 3 3K R251 330 R251 330 3 1 2 Q23 3904 Q23 3904 3 1 2 Q24 NC Q24 NC 3 1 2 Q22 3904 Q22 3904 R257 0 R257 0 C199 1000PF C199 1000PF 1 2 3 4 5 6 7 8 9 10 10 11 11 12 12 13 13 H1 NC HOLE V8 H1 NC HOLE V8 L33 FB L33 FB C195 1nF C195 1nF C206 1nF C206 1nF 1 2 3 4 5 6 7 8 9 P17 PHONE_JACK_STEREO_SW P17 PHONE_JACK_STEREO_SW R243 10K R243 10K R164 10K R...

Page 66: ...Title Size Document Number Rev Date Sheet of OUTPUT PANEL 2 0 Title A3 9 10 Monday June 04 2007 Title Size Document Number Rev Date Sheet of OUTPUT PANEL 2 0 Title A3 9 10 Monday June 04 2007 Title Size Document Number Rev Date Sheet of OUTPUT PANEL 2 0 Title A3 9 10 Monday June 04 2007 LVDS Interface C215 0 1uF C215 0 1uF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 ...

Page 67: ... 2 1 G1001 AT156BS G1001 AT156BS D1002 5 6HSB D1002 5 6HSB 1 2 3 Q1001 3904 Q1001 3904 1 2 4 3 K1006 SW K1006 SW 1 3 2 Q1002 1015 Q1002 1015 D1001 5 6HSB D1001 5 6HSB 1 2 4 3 K1002 SW K1002 SW 1 3 2 Q1002 3906 Q1002 3906 1 2 4 3 K1005 SW K1005 SW 1 2 3 Q1001 1815 Q1001 1815 1 2 4 3 K1001 SW K1001 SW R1011 1K R1011 1K R1011 1K R1011 1K R1002 1 5K R1002 1 5K R1005 1 2K R1005 1 2K R1008 NC R1008 NC R...

Page 68: ...and regulator U5 get 3 3VA supply for IC MST19E the another path of circuit is 5Vstb through regulator U6 get 3 3V then regulated by U7 regulator get 1 8V supply for U8 MST19E drive the LED lighting and standby circuitry working and CPU controlling reset circuitry crystal So that it makes the CPU can receive and send kinds of command while there is turn on command low level send out from Pin150 of...

Page 69: ...g check 3 control voltages power on off panel on off on pback if OK check 5vstb voltage if OK Check the relevant circuitry e g U6 check relevant circuitry check working conditions of U8 if OK crystal Reset circuitry working if OK U10 U11 power supply and SCL SDA Fig1 No Working ...

Page 70: ...K check if all signal resources have defect picture Check relevant signal channel Y N replace the panel remove off the LVDS line if the defect picture still have check RP1 to RP7 and LVDS line or connector all signal channel defect Fig2 Defect Picture ...

Page 71: ...r if OK Y Y Fig3 No Picutre replace U8 Test waveform of Pin49 of U8 if regular check waveform of L28 if regular replace Tuner AV input if have picture check P4 if assemble regular check Q2 Q3 Q4 and relevant if regular Check Pin 155 and Pin156 of U8 if output regular and test the working conditions of U8 ...

Page 72: ...9 and Q22 and relevant Fig4 Picture OK but No Sound Check the speakers Check the power supply voltage and mute control circuitry if regular Picture Good but No Sound increase the volume and press the mute key on remote control test waveform of Pin4 and Pin12 of U19 if OK Test waveform of Pin1 Pin2 Pin15 and Pin16 if OK test waveform of Pin54 Pin55 of U8 if regular ...

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TCL LCD32M61S3-MS19, Service Manual

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