Audiovox FPE3705 - 37" LCD TV Скачать руководство пользователя страница 12

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LC-37K7 Block diagram

RGB

RGB
24bit

RGB

24bit

SIF
RGB
V 24bit

ITU-R656
AV1-V/S-Y 8bit

SVHS-C

AV2 -V

AV-V OUT

I IC BUS

YprPb

YprPb2

YUV

24bit
R/L

SIF
DVI-R/L
VGA-R/L
R/LR/L

YprPb1-R/L

R/L R/L

R/L

YprPb2-R/L

R/L R/L

AV1/SVHS-R/L

AV2-R/L

AV-R/L OUT

．

U15 DVI

DRIVER
TFP403

U12

SCALER

JAG-ASM

U29

VIDEO DEC

ODER

VPC3230

U30

ADC

MST98
83

U13

DEINTER
LACER
FLI2310

U14

SDRAM

U19

SDRAM

U20

SDRAM

U31

LVDS

DRIVER

DS90C383

EEPROM

NA01

AUDIO

PROCESSOR

MSP3410

NA03

SRS 3D STEREO
CONTROLLER

M62494

VGA

DV1

SPEAKER

PANEL

NA04

AUDIO

AMPLIFIER

TPA3008D2

TUNER1

IR / KEYBOAD

NA02
TLE2142

HEADPHONE

U2

MICRO-
CONTROLER

TSC80251G2D

FLASH

MEMORY

U34

HEF4052

N1
BA76
57F8
3

Содержание FPE3705 - 37" LCD TV

Страница 1: ...COLOR TELEVISION LC 37K7 FPE3705...

Страница 2: ...pgrading LC 37K7 working principle analysis LC 37K7 block diagram IC block diagram Main assembly Identification criteria for the bright spot and dark spot of the LCD screen Wiring diagram Troubleshoot...

Страница 3: ...will result 2 5 If any foreign substance such as water liquid metal slices or other matters happens to fall into the module be sure to cut the power off immediately and do not move anything on the mod...

Страница 4: ...of picture residue on the screen as commonly called ghost shadow The extent of the residual picture varies with the maker of LCD screen This phenomenon doesn t represent failure This ghost shadow may...

Страница 5: ...signal then select the mode item after that you can press enter to select three kinds of color temperature namely 6500K 9300K and 12000K press MENU to exit Note the white balance adjustment should be...

Страница 6: ...let the color coordinate of the third level be 285 and 290 and its brightness be 16nit more or less Adjust gain_R gain_G and gain_B let the color coordinate of seventh level be 285 and 290 Select 1200...

Страница 7: ...are channels be skipped 4 2 AV S YpbPr terminals Input AV S HD signal check if it is normal 4 3 VGA terminal Insert VGA terminal input VGA format signal of 640 X 480 60 Hz check if the display is norm...

Страница 8: ...by the red LED at the front of the TV set See if it s receiving the signal that is transmitted from other source than the station Check if it s connected to the wrong terminal or if the input mode is...

Страница 9: ...y connected or if it has received the video signal correctly Blur picture Check if the antenna cable is correctly connected Of if it has received the right video signal No sound Check if the mute audi...

Страница 10: ...be 115200 Then select Reset Target After Download Click FLASH pushbutton it s ready to run For other settings please refer to the Fig Above already defaulted by the system normally no need to change S...

Страница 11: ...hould be sent to U12 together with he above two kinds of signal that is RGB signal of 24BIT produced by DV1 through U15 TFP403 501 Do the picture format processing for the three kinds of signal in U12...

Страница 12: ...AV2 R L AV R L OUT U15 DVI DRIVER TFP403 U12 SCALER JAG ASM U29 VIDEO DECODER VPC3230 U30 ADC MST98 83 U13 DEINTER LACER FLI2310 U14 SDRAM U19 SDRAM U20 SDRAM U31 LVDS DRIVER DS90C383 U3 EEPROM NA01...

Страница 13: ...l the operation of IC 27 28 PIN output left and right sound channel R L to speaker processor 36 37 PIN AV OUT of sound R L 47 48 PIN D4 1 D4 2 PCMCIA selected input R L 50 51 PIN Input of VGA R L 53 5...

Страница 14: ...73 PIN Input Y of PCMCIA 6 PIN Input V of PCMCIA 31 34 37 40 PIN output format signal of ITU R656 70 PIN Video of AV OUT 71 PIN Input C of SVHS 72 PIN input Video SVHS in priority of Y or AV1 of SVHS...

Страница 15: ...13 3 AD9883...

Страница 16: ...14 4 FLI2310 Simplified Internal Block Diagram...

Страница 17: ...15 5 JAG ASM...

Страница 18: ...owered down via PDO DE 46 DO Output data enable Used to indicate time of active video display versus nonactive display or blank time During blank only HSYNC VSYNC and CTL1 2 are transmitted During tim...

Страница 19: ...17 7 DS90C385 DS100868 1 Order Number DS90C385MTD or DS90C385SLC See NS Package Number MTD56 or SLC64A DS90C365 DS100868 29 Order Number DS90C365MTD See NS Package Number MTD48...

Страница 20: ...U12 U13 U15 U29 U30 U31 U2 U4 JAG ASM 353 0JAG0 00 FLI2310 353 23100 00 TFP403PZP 353 04030 10 VPC3230D 353 32300 80 MST9883B 353 98830 10 DS90C385 353 03850 20 TSC80251G2D 353 80251 10 AT49F002NT 35...

Страница 21: ...mm 5mm Total defected point 8 7 5 4 Notes 1 Definition of defected point bright spot dark spot It is identified as a defected point if its area exceeds 1 2 of a single picture element R G B 2 Definiti...

Страница 22: ...20 Wiring diagram AV processing board Left panel To speaker To earphone Top panel Right panel CPU BOARD To Keypad board To Remote contro...

Страница 23: ...ndicator in turn on condition Check if the indicator is flicker in the sensor control normal condition Check if the CN2 output 24V Check if the PIN26 30 of P4 is high level 5V Check if it s melted of...

Страница 24: ...hannels Replacing CPU board Testing power supply 12V of video processing board Replacing power supply board Check if PIN2 1VPP signal and noise wave of P32 Replacing TUNER01 Check if PIN56 15 734KHz s...

Страница 25: ...er supply Check PIN5 and PIN8 output wave of NA03 Check PIN27 and PIN28 output wave of NA01 Check PIN67 wave of NA01 Replacing TUNA01 Replacing NA04 Replacing NA03 Replacing NA01 no yes no yes yes yes...

Страница 26: ...PART LIST OF EXPLDED VIEW NO DESCRIPTION PART EXPLODED VIEW 24 3 no sound...

Страница 27: ...AN0 11 AV PROCESSING BOARD ASSY 667 L37K7 40 12 WALL MOUNT CONNECTION BRACKET 870 10242 00 13 WALL MOUNT BRACKET 870 10241 00 14 BOARD CONNECTION BRACKET LEFT 870 10234 00 15 BOARD CONNECTION BRACKET...

Страница 28: ...T BELOW 870 10233 00 35 LG SCREEN CONNECTION PIECE 2 870 10245 00 36 CONNECTION BOARD 804 2A372 00 37 CONNECTION BRACKET BELOW 870 10231 00 38 STAND COLUMN BRACKET 870 10249 00 39 POWER BOARD ASSY 667...

Страница 29: ...070 LED COLUMN LED TRANSPARENT 742 30088 110 TIE MOLD TRANSPARENT 770 089B0 79 2468 26 80mm TRANSPARENT 785 20023 00 SCREW CAP 804 2A372 00 CONNECT BOARD 808 1B786 AN0 AV BAFFLE 1 GREY 08 808 1B787 A...

Страница 30: ...87 SCREW B M4X6 D Zn BLACK 852 34006 87 SCREW B M4X6 D Zn BLACK 852 34006 87 SCREW B M4X6 D Zn BLACK 852 34006 87 SCREW B M4X6 D Zn BLACK 852 34006 87 SCREW B M4X6 D Zn BLACK 852 34030 82 SCREW B M4X...

Страница 31: ...TOP 615 10468 00 TV BOARD SHIELD COVER ASS Y BOTTOM 615 10469 00 DIGITAL BOARD SHIELD COVER ASS Y TOP 615 10470 00 DIGITAL BOARD SHIELD COVER ASS Y BOTTOM 852 33006 87 SCREW B M3X6 D Zn BLACK 852 3300...

Страница 32: ...ATE LABEL 681 40002 CERTIFICATE LABEL 780 Y07LIHAN3 BACK CABINET V0 GREY 08SILK SCREEN 780 Y07L1J0G1 FRONT CABINET ABS V0 SILVER WHITE 06SILK SCREEN 886 31745 02 CARTON BOX BOTTOM COVER LC 37K7 AUDIOV...

Страница 33: ...14 SCREW SJ2824 ST3X10C Y 851 23010 14 SCREW SJ2824 ST3X10C Y 851 33010 57 SCREW B 3X10G D Zn BLACK 851 33010 57 SCREW B 3X10G D Zn BLACK 864 90044 00 SOUND ABSORBENT 868 10043 00 WASHER 14X4X1 METAL...

Страница 34: ...GB876 86 2X2 5 COPPER M09 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M10 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M11 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M12 895 6020025 50 RIVET GB876 86 2X...

Страница 35: ...1N5822 DA03 352 21420 00 IC TLE2142 CP D NA02 352 78090 90 IC TA78L09 D NA05 364 34101 00 4 PINS CONNECTORS TJC3 04A XA12 364 34101 00 4 PINS CONNECTORS TJC3 04A XA10 364 38101 00 8 PINS CONNECTORS T...

Страница 36: ...110 25V 470uF M CA116 471 1056H 003 PEAKING COIL EL0606SKI 560J LA02 471 1056H 003 PEAKING COIL EL0606SKI 560J LA03 471 1056H 003 PEAKING COIL EL0606SKI 560J LA04 471 1056H 003 PEAKING COIL EL0606SKI...

Страница 37: ...0603392JR RA39 455 12268 H0 SMD RESISTOR FTR0603682JR RA31 455 12268 H0 SMD RESISTOR FTR0603682JR RA33 455 12310 H0 SMD RESISTOR FTR0603103JR RA14 455 12310 H0 SMD RESISTOR FTR0603103JR RA15 455 12310...

Страница 38: ...ACITOR 06032E224M250BA CA87 456 2422M C1 SMD CAPACITOR 06032E224M250BA CA89 456 2422M C1 SMD CAPACITOR 06032E224M250BA CA101 456 2422M C1 SMD CAPACITOR 06032E224M250BA CA102 456 2447R C1 SMD CAPACITOR...

Страница 39: ...EAD STPB3216 380PT LA13 666 13207 00 SMD FERRITE BEAD STPB3216 380PT LA14 666 13207 00 SMD FERRITE BEAD STPB3216 380PT LA23 666 13207 00 SMD FERRITE BEAD STPB3216 380PT LA24 666 13207 00 SMD FERRITE B...

Страница 40: ...EAKING COIL EL0606SKI 560J FB28 471 1056H 00 PEAKING COIL EL0606SKI 560J FB31 352 49002 70 IC AT49F002NT 70PC U4 855 A0053 HEXAGONAL SCREW M3X7 855 A0053 HEXAGONAL SCREW M3X7 464 6C722 M0 ELECTROLYTIC...

Страница 41: ...C1 SMD CAPACITOR C1608Y5V1E104ZT C324 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C329 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C489 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C488 456 2422M C1 SMD...

Страница 42: ...54 03622 MA SMD ELECTROLYTIC CAPACITOR CDPS 10V 22uF M C232 454 03622 MA SMD ELECTROLYTIC CAPACITOR CDPS 10V 22uF M C248 454 03622 MA SMD ELECTROLYTIC CAPACITOR CDPS 10V 22uF M C301 454 03622 MA SMD E...

Страница 43: ...86 454 04610 MA SMD ELECTROLYTIC CAPACITOR CDPS 16V 10uF M C487 454 04610 MA SMD ELECTROLYTIC CAPACITOR CDPS 16V 10uF M C497 454 04610 MA SMD ELECTROLYTIC CAPACITOR CDPS 16V 10uF M C498 454 04610 MA S...

Страница 44: ...OR FTR0603000XR R21 455 12000 H0 SMD RESISTOR FTR0603000XR R22 455 12000 H0 SMD RESISTOR FTR0603000XR R23 455 12000 H0 SMD RESISTOR FTR0603000XR R85 455 12000 H0 SMD RESISTOR FTR0603000XR R89 455 1200...

Страница 45: ...12075 F0 SMD RESISTOR FTM06030750FR R19 455 12075 H0 SMD RESISTOR FTR0603750JR R54 455 12075 H0 SMD RESISTOR FTR0603750JR R55 455 12075 H0 SMD RESISTOR FTR0603750JR R56 455 12075 H0 SMD RESISTOR FTR06...

Страница 46: ...61JR R24 782 L37K7 560F CPU PCB 455 12210 H0 SMD RESISTOR FTR0603102JR R11 455 12210 H0 SMD RESISTOR FTR0603102JR R41 455 12210 H0 SMD RESISTOR FTR0603102JR R74 455 12210 H0 SMD RESISTOR FTR0603102JR...

Страница 47: ...JR R374 455 12410 H0 SMD RESISTOR FTR0603104JR R375 455 12410 H0 SMD RESISTOR FTR0603104JR R384 455 12410 H0 SMD RESISTOR FTR0603104JR R385 455 12410 H0 SMD RESISTOR FTR0603104JR R399 455 12410 H0 SMD...

Страница 48: ...CITOR C1608Y5V1E104ZT C43 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C49 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C50 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C51 456 2410R C1 SMD CAPACITOR C1608Y...

Страница 49: ...C1608Y5V1E104ZT C115 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C117 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C118 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C119 456 2410R C1 SMD CAPACITOR C1608Y5...

Страница 50: ...ACITOR C1608Y5V1E104ZT C181 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C182 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C183 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C184 456 2410R C1 SMD CAPACITOR C...

Страница 51: ...C1 SMD CAPACITOR C1608Y5V1E104ZT C529 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C530 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C396 456 2410R C1 SMD CAPACITOR C1608Y5V1E104ZT C534 456 2422M C1 SMD C...

Страница 52: ...ITOR 06032R103K500BA C512 456 3310K B1 SMD CAPACITOR 06032R103K500BA C513 456 3310K B1 SMD CAPACITOR 06032R103K500BA C514 456 3310K B1 SMD CAPACITOR 06032R103K500BA C515 456 3310K B1 SMD CAPACITOR 060...

Страница 53: ...MD FERRITE BEAD STPB3216 380PT FB5 666 13207 00 SMD FERRITE BEAD STPB3216 380PT FB6 666 13207 00 SMD FERRITE BEAD STPB3216 380PT FB7 666 13207 00 SMD FERRITE BEAD STPB3216 380PT FB8 666 13207 00 SMD F...

Страница 54: ...C144EKA V6 364 T3001 00 SMD 30 PINSFF A1255 WRS P4 455 12310 H0 SMD RESISTOR FTR0603103JR R425 455 12147 H0 SMD RESISTOR FTR0603471JR R389 455 12310 H0 SMD RESISTOR FTR0603103JR R388 455 12268 H0 SMD...

Страница 55: ...POLYESTER CAPACITOR CBB21A 400V 1uF J C501 464 60547 M0 ELECTROLYTIC CAPACITOR CD110 50V 4 7uF M C524 464 08722 M0N ELECTROLYTIC CAPACITOR CD294 450V 220uF M C519 464 6D810 M0 ELECTROLYTIC CAPACITOR...

Страница 56: ...REW SJ2829 M3X8 D Zn 852 23008 81 SCREW SJ2829 M3X8 D Zn 340 00381 00 DIODE FFPF10U60S D503 340 00381 00 DIODE FFPF10U60S D504 340 00415 00 DIODE FME 220B D518 340 00415 00 DIODE FME 220B D519 340 003...

Страница 57: ...RESISTOR RC11 1 8W 6 8K J R515 455 22310 H0 SMD RESISTOR RC11 1 8W 10K J R521 455 22310 H0 SMD RESISTOR RC11 1 8W 10K J R542 455 22313 H0 SMD RESISTOR RC11 1 8W 13K J R553 455 22322 H0 SMD RESISTOR R...

Страница 58: ...TOR C2012X7R1H104KT C538 456 3410K B2 SMD CAPACITOR C2012X7R1H104KT C539 456 3410K B2 SMD CAPACITOR C2012X7R1H104KT C544 456 3410K B2 SMD CAPACITOR C2012X7R1H104KT C545 456 3410K B2 SMD CAPACITOR C201...

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