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SERVICE MANUAL

8T83 CHASSIS

ENGINEER BY: CHECKED BY: PPROVED BY:

_____

Design and specifications are subject to change without prior notice.
( ONLY REFERRENCE)

15.1INCH LCD TV

MANUAL

Содержание 8T83

Страница 1: ...SERVICE MANUAL 8T83 CHASSIS ENGINEER BY CHECKED BY PPROVED BY _____ _____ _____ Design and specifications are subject to change without prior notice ONLY REFERRENCE 15 1INCH LCD TV MANUAL...

Страница 2: ...ration Instructions Chassis Block Diagram IC Block Diagram Transistor mark PCB Top Bottom layer Service Adjustments Control Location Input and Output Terminals Cabinet parts List Circuit Diagram 2 2 3...

Страница 3: ...TECHNICAL SPECIFICATION 3 Frequency L L CUSTOM SOFT STANDARD RICH LATIN GREEK...

Страница 4: ...TECHNICAL SPECIFICATION 4...

Страница 5: ...Chassis Block Diagram 5...

Страница 6: ...6 IC Block Diagram IC 900 SWITCHING REGULATOR FOR ELECTRONIC TUNING BA6161A IC 905 3A STEP DOWN VOLTAGE REGULATOR LM2596S...

Страница 7: ...IC2 MULTI STANDARD VIDEO IF TDA4470 IC602 POWER STR G6653 IC Block Diagram 7...

Страница 8: ...IC 300 Multi standard Sound Processor Familyt MSP3415G Ic700 Filter Video Processor VPC3230D C5 IC Block Diagram 8...

Страница 9: ...9 Transistor Mark B E C S3904 B E C S3906 AMS1117 LM78L 08 OUTPUT INPUT GND G N D R E S E T V C C I M P 8 0 9 LM1086 INPUT GND OUTPUT MC78M05CDT INPUT GND OUTPUT INPUT GND OUTPUT...

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Страница 11: ......

Страница 12: ...AV IN OUT PC IN PCB Top Layer 12...

Страница 13: ...13 AV IN OUT PC IN PCB BOTTOM Layer...

Страница 14: ...14 VGA CONTROL PCB Top Layer VGA PCB TOP LAYER CONTROL PCB TOP LAYER...

Страница 15: ...Service Adjustments 15...

Страница 16: ...Service Adjustments 16...

Страница 17: ...will turn red the TV set at Standby Mode After you press the Standby Button the power indicator will change to green It need a few second before the picture appear If you are not going to use this TV...

Страница 18: ...e external equipment Switch off all power supplies to the equipment and TV set before connection Always ensure that the input and output terminals are correctly connected 1 DC 12V In 2 VGA In AV Audio...

Страница 19: ...ect the correct sound system STEREO BILINGUAL SOUNDbutton option When stereo program is received press this button to select STEREO or MONO When bilingual program is received press this button to sele...

Страница 20: ...ection to on screen display and press the 8 button only To select a two digit channel e g Channel 28 press this button to change channel selection to on screen display and press 2 and 8 buttons To sel...

Страница 21: ...is button to enter the menu screens for various optional adjustable settings AV button Press this button to switch between TV broadcasts and AV input programs RECALL button 14 15 TV VIDEO S VIDEO VGA...

Страница 22: ...ON buttons Press the number buttons to select a Teletext page number COLOUR buttons Press these buttons to access directly to the corresponding pages displayed at the lower part of the Teletext screen...

Страница 23: ...ich are automatically paged in a certain cycle by the TV station Press this button once P250 will be displayed on screen Enter number buttons 0 9 to look for other sub pages if available If there is n...

Страница 24: ...C system items by pressing PROG Buttons You can adjust the item selected by pressing VOL The adjusted level is stored in Custom mode Press this button to display main menu including Picture Sound Setu...

Страница 25: ...stem then select the Auto item and press OK button to begin search program After finishedsearch the program will back to NO 0 the picture will appear the sound will be out Tune menu Tune Program MST S...

Страница 26: ...picture to avoid picture interference 4 Hpos Vpos Press the VOL buttons to adjust the picture Horizontal and Vertical position VGA SET menu Setup Auto Config Hpos Vpos Clk Phs Note 1 If the set is co...

Страница 27: ...15L01M 01 CONTROL KEY KNOB MSG001 3 1001 15L01M 01 FRONT CABINET MSG001 FOR 8T81 4 1009 15L01M 01 POWER KNOB MSG001 5 1213 15L010 01 INLAY A VGA INPUT COVER MSG001 ENG PVC 6 1213 15L010 02 INLAY B BA...

Страница 28: ...4 A B C D 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By Top Level Top Level_1 PDF pdfFactory www fineprint...

Страница 29: ...SC B B SC R R SC CVBS 3 TV CVBS 10 11 12 13 Sheet 2 2 Video Decoder GPIO 0 7 HDATA 0 3 HFS HCLK RESET IRQ PANEL_EN SCL SDA LVDS_EN Sheet 3 3 MCU DCLK DHS DVS DEN DAGRN 0 7 DBGRN 0 7 DBRED 0 7 DARED 0...

Страница 30: ...By BLUE RED RED BLUE HS GREEN GREEN VS RX1 RX0 RX1 RX2 RX2 RXC RXC RX0 DDC_SDA DDC_SCL Input Connectors Input Connectors BLUE RED RED BLUE HS GREEN GREEN VS RX1 RX0 RX1 RX2 RX2 RXC RXC RX0 DDC_SDA DD...

Страница 31: ...VBS I 20 CVBS O 19 AR O 1 AL O 3 JP120 SCART SC RO C131 22uF 16V CVBS SC CVBS O C120 10pF C124 10pF R120 4 7K L120 C121 10pF C125 10pF R121 4 7K L121 C122 10pF C126 10pF R122 4 7K L122 C123 10pF C127...

Страница 32: ...15 CN002 1 2 3 4 CP001 5 6 IC001C 74LV14 16V 1206 C005 0 1uF 9 8 IC001D 74LV14 C001 47uF 16V C004 100P GND 3 HSYNC 5 5V 1 B 7 3 3V 2 GND 8 GND 6 G 9 VSYNC 4 GND 10 R 11 CP002 R020 4 7K L027 120Z 100M...

Страница 33: ...Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By VCLK SDA YUV 0 7 SCL RESET m3230 m3230 VCLK SDA YUV 0 7 YUV 0 7 SCL RESET PDF...

Страница 34: ...DD 69 ISVDD 76 VSTBY 59 CLK5 60 FPDAT 58 CLK20 24 ASGND 7 ASGND 64 GND 11 APGND 25 APVDD 26 PLGND 30 YGND 35 CGND 46 SPGND 51 AFGND 65 ISGND 68 ISGND 77 ISGND 80 I2CSEL 67 IC700 VPC3230D C714 0 68uF C...

Страница 35: ...2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By PANEL_EN IRQ HCLK RESET HFS LVDS_EN GPIO 0 7 HDATA 0 3 SDA SCL MCU MCU PANEL_EN IRQ HCLK RESET HFS LVDS_EN GPIO 0 7 G...

Страница 36: ...RSTN 1 GND 3 IC503 DS1813 C501 0 1uF IRQ HCLK RST_LVDS HFS HDATA 0 3 SDA SCL GND External ProgramMemory Reset Circuit 5VInternal ProgramMemory RS 232S 1 2 R509 0 1 2 3 4 5 CN500 Backlight Connector N...

Страница 37: ...5 6 A B C D 6 5 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By tvt03aa tvt03aa PDF pdfFactory www fineprint...

Страница 38: ...50 VDD3V4 47 GND5V1 48 PLLRC2 45 VDD3V3 46 VDD3V2 43 GND3V3 44 OSCOUT 42 IC400 TVT0310A 5VF 3V3D 3V3A R417 0 NS R419 0 NS R418 0 R427 0 5VF R420 10K 5VF C426 0 1uF C402 0 1uF C401 0 1uF C409 0 1uF C40...

Страница 39: ...1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By FSDATA 0 47 FSADDR 0 13 FSDQM0 FSDQM1 FSDQM2 FSDQM3 FSRAS FSCLK FSCKE FSCAS FSWE Frame Store Frame Store FSDATA 0 47 FSDATA 0 47 FSADDR 0 13 FSAD...

Страница 40: ...48 DQ12 45 DQ11 43 A1 22 A2 23 A3 24 A4 27 A5 28 A6 29 A8 31 A7 30 A9 32 A10 20 A11 19 CAS 16 RAS 17 CS 18 CKE 34 UDQM 36 VCCQ 38 VCCQ 44 VSS 50 VSSQ 4 VSSQ 10 VSSQ 41 VSSQ 47 CLK 35 NC 37 DQ13 46 IC...

Страница 41: ...47 VCLK FSWE FSCAS DEN DABLU 0 7 FSADDR 0 13 RXC FSDQM3 FSDQM0 BLUE HFS RX2 RX0 RX0 RX1 RX2 RX1 gm5020 gm5020 GREEN FSDQM2 BLUE RESET DHS YUV 0 7 YUV 0 7 DVS FSCLK VS DAGRN 0 7 DAGRN 0 7 FSRAS HDATA...

Страница 42: ...VDD_2 5 F17 DVDD_2 5 K17 DVDD_2 5 D14 DVDD_2 5 M17 DGND H11 DGND H8 DVDD_3 3 J17 DVDD_3 3 L4 DGND H9 DVDD_3 3 N17 DVDD_3 3 D16 DGND H10 DVDD_3 3 L17 DVDD_3 3 D15 DGND J9 DVDD_3 3 E17 DGND H12 DGND J10...

Страница 43: ...2 3 4 A B C D 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By Power Power PDF pdfFactory www fineprint com c...

Страница 44: ...UT 3 TAB 4 IC903 LD1086D2M25 GND 2 VIN 1 VOUT 3 TAB 4 IC902 LD1086D2M33 C914 22uF 10V FB 1 DRIVE 2 N C 3 Vin 4 GND 5 IC900 BA6161N C903 22uF 25V L900 4 7mH D900IN4148 R902 100 R901 1 2K C906 22uF 50V...

Страница 45: ...3 4 5 6 A B C D 6 5 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By LVDS LVDS PDF pdfFactory www fineprint co...

Страница 46: ...RO1 RO3 GE1 BE6 BO5 RO0 RO4 RE7 BE1 BE5 BO0 BO4 RO2 BO1 RE4 BE0 GO7 RE2 GE3 RO7 GE2 GO1 BE4 GO0 GE7 BE2 BO7 BE3 GO4 RO5 RE0 GO3 GO5 GO2 GE4 GO6 BE7 RE5 GE0 GE5 RO6 BO2 GE6 BO3 BO6 RE6 LH LV CLOCK DE...

Страница 47: ...4 5 6 A B C D 6 5 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By tuner tuner PDF pdfFactory www fineprint c...

Страница 48: ...24 470N R9 150 R5 15K C4 0 1uF R10 6 2K R14 100 R11 100 R12 100 R16 1K R3 470 R1 4 7K R18 33 C12 100PF C13 100PF C25 470NF SAW1 C21 1000pF R13 75 L5 L2 12U R4 220 C2 0 01uF C3 22U 16V R8 24K R17 56K C...

Страница 49: ...4 5 6 A B C D 6 5 4 3 2 1 D C B A Title Number Revision Size B Date 10 Jun 2004 Sheet of File C DOCUME 1 ADMINI 1 LOCALS 1 Temp Rar NEW SKY5020 DDB Drawn By M3415 M3415 PDF pdfFactory www fineprint c...

Страница 50: ...AHVSUP SCL SDA RESETQ C309 1U 10V R303 100 R304 100 C310 1U 10V SC LO SC RO SIF HP OUT2 27 HP OUT1 28 OUT2 25 POWER GND 26 SW GND 23 OUT2 24 SWE 21 SWB 22 VCC 19 SW OUT 20 17 18 OUT1 15 OUT1 16 HP IN...

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