JVC LT-32X676 Service Manual Download

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(No.YA379)2-17

2-18(No.YA379)

C6679

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D905

CL0001

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IC6661

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C309

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R204

R319

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R329

R374

R384

RB302

X201

TOP

PATTERN DIAGRAMS

ANALOG SIGNAL PWB PATTERN [SOLDER SIDE]

Summary of Contents for LT-32X676

Page 1: ...6 T was changed partly from LT 32X575 T Therefore this service manual describes only the items which differ from those of the LT 32X575 T service manual For details other than those described in this manual please refer to the LT 32X575 T service manual No YA214 2004 9 Item LT 32X575 T LT 32X676 T Cabinet design World Wide New Tooling New Tooling Asia SX5 Design Stand type Oval type Half moon type...

Page 2: ...RD COVER 108 QYSPSPD5014MA SCREW M5 x 14mm x4 109 QYSPSPD3016ZA SCREW M3 x 16mm x2 110 LC12408 005A REAR COVER 111 QYSBSFG4016MA TAP SCREW M4 x 16mm x7 112 QYSBSF3010MA TAP SCREW M3 x 10mm x4 113 QYSPSPD3008MA SCREW M3 x 8mm 114 QMPR810 170 JC POWER CORD 1 7m BLACK 115 LC21348 001D HK POWER CORD HOLDER 116 QUQL05 4006AL E FFC WIRE 40pin 6cm 117 QUQL05 5004AA E FFC WIRE 50pin 4cm 118 QUQL05 3004AA ...

Page 3: ...R SP01 SP02 x2 137 LC33125 001B HK LED LENS 201 LCA90349 07B REGULATOR PWB 202 LCA90348 07D POWER PWB 203 LCA10447 51A RECEIVER PWB 204 LCA90353 11A CONNECTOR PWB 205 LCA90609 01A ANALOG SIGNAL PWB 206 LCA10428 82A DIGITAL SIGNAL PWB 207 LCA90469 05A FRONT CONTROL PWB 208 LCA90470 05A FRONT SENSOR PWB Ref No Part No PART NAME DESCRIPTION ...

Page 4: ...OR RECEIVER PWB BRACKET FAN BRACKET FRONT 206 121 129 207 101 101 111 123 125 119 115 114 119 122 113 111 112 111 111 110 104 111 107A 107B 106 112 111 112 105 111 103 120 205 102 107 108 109 126 128 204 203 116 117 118 202 201 127 124 ...

Page 5: ... No YA379 1 5 FRONT BOTTOM FRAME TOP FRAME MAIN BASE 135 130 131 136 137 133 134 208 136 132 FRONT ...

Page 6: ... 0 47uF 50V J C6685 QETM1EM 477 QETN1EM 477Z E CAPACITOR 470uF 25V M C6687 QETM1EM 477 QETN1EM 477Z E CAPACITOR 470uF 25V M R6624 QRJ149J 102 QRJ146J 102X UNF C RESISTOR 1kΩ 1 4W J R6666 QRK129J 5R6 QRK126J 5R6X UNF C RESISTOR 5 6Ω 1 2W J R6667 QRK129J 220 QRK126J 220X UNF C RESISTOR 22Ω 1 2W J R6668 QRK129J 5R6 QRK126J 5R6X UNF C RESISTOR 5 6Ω 1 2W J R6669 QRK129J 220 QRK126J 220X UNF C RESISTOR ...

Page 7: ...TRUCTIONS Please refer to LT 32X575 T No YA214 about this section Ref No Part No PART NAME DESCRIPTION LT 32X575 T LT 32X676 T 001 LC10006 047A LC10006 062A PACKING CASE 002 LC21688 001A LC22000 001A CUSHION 003 LC11983 001B LC12447 001A CUSHION ASSY 4pcs in 1set 009 LCT1750 001A LCT2047 001A CAUTION SHEET 011 LC21580 003A 0L RATING LABEL Not supply ...

Page 8: ... 5 REMOVING THE ANALOG SYGNAL PWB Fig 1 Remove the STAND Remove the REAR COVER Remove the FAN BRACKET 1 Remove the 6 screws J then remove the TERMINAL BASE 2 Remove the 5 screws K then remove the ANALOG SIGNAL PWB 3 1 6 REMOVING THE FRONT CONTROL PWB Fig 1 Remove the STAND Remove the REAR COVER 1 Remove the 3 screws L then remove the CONTROL ASSY with the FRONT CONTROL PWB 2 Remove the FRONT CONTR...

Page 9: ...D C C C C C C B A N M JACK COVER STAND COVER STAND JACK COVER REAR COVER REGULATOR PWB POWER CORD RECEIVER PWB POWER CORD HOLDER DIGITAL SIGNAL PWB TERMINAL BASE FRONT CONTROL PWB CONTROL ASSY POWER PWB CONNECTOR PWB ANALOG SIGNAL PWB TUNER BASE F F G H J K K K P L L L S T T T R ...

Page 10: ...T Fig 2 Remove the STAND Remove the REAR COVER Remove the FAN BRACKET 1 Remove the 4 screws D then remove the MAIN BASE 2 Remove the 5 screws E then remove the LCD PANEL UNIT with the TOP FRAME and BOTTOM FRAME 3 Remove the 4 screws F then remove the TOP FRAME and BOTTOM FRAME from the LCD PANEL UNIT 3 1 12 REMOVING THE FRONT SENSOR PWB Fig 2 Remove the STAND Remove the REAR COVER Remove the FAN B...

Page 11: ... No YA379 1 11 Fig 2 FRONT BOTTOM FRAME TOP FRAME MAIN BASE D E F F E F C C B H B A A G LCD PANEL UNIT FRONT PANEL SPEAKER LED LENS SPEAKER SPEAKER BOX FRONT SENSOR PWB DUCT DUCT ...

Page 12: ...awa ku Yokohama city Kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan SECTION 4 ADJUSTMENT Please refer to LT 32X575 T No YA214 about this section SECTION 5 TROUBLESHOOTING Please refer to LT 32X575 T No YA214 about this section ...

Page 13: ... LT 32X575 T Therefore this service manual describes only the items which differ from those of the LT 32X575 T service manual For details other than those described in this manual please refer to the LT 32X575 T service manual No YA214 2004 9 Item LT 32X575 T LT 32X676 T Cabinet design World Wide New Tooling New Tooling Asia SX5 Design Stand type Oval type Half moon type SCHEMATIC DIAGRAMS CD ROM ...

Page 14: ...2V 4 Power Supply Type MM Metalized mylar capacitor PP Polypropylene capacitor MPP Metalized polypropylene capacitor MF Metalized film capacitor TF Thin film capacitor BP Bipolar electrolytic capacitor TAN Tantalum capacitor 3 Coils No unit Others µH As specified No indication Ceramic capacitor 2 Capacitors Capacitance value 1 or higher pF less than 1 µF Withstand voltage No indication DC50 V Othe...

Page 15: ...N 2 17 FRONT CONTROL PWB PATTERN 2 21 FRONT SENSOR PWB PATTERN 2 21 USING P W BOARD P W B ASS Y name ANALOG SIGNAL P W BOARD FRONT CONTROL P W BOARD FRONT SENSOR P W BOARD LCA90609 01A SFL 1015A LCA90469 05A SFL 7114A LCA90470 05A SFL 8143A LT 32X676 T IC BOTTOM VIEW FRONT VIEW TOP VIEW 1 N N 1 OUT E IN IN OUT E 1 N TOP VIEW 1 N 1 N CHIP IC TRANSISTOR BOTTOM VIEW FRONT VIEW TOP VIEW CHIP TR E C B ...

Page 16: ...4 1 3 1 1 50 50 3 R H H P Q PW F F CN011 CN012 CN1011 CN0002 CN003 CN000W CN0LV2 CN003 CN0006 CN100U CN1006 CN0001 CN002 CN001 CN1012 RECEIVER PWB DIGITAL SIGNAL PWB FRONT LED PWB FRONT CONTROL PWB ANALOG SIGNAL PWB CONNECTOR PWB POWER PWB REGULATOR PWB LCD PANEL UNIT LCD PANEL UNIT LCD PANEL UNIT LCD PANEL UNIT SPEAKER L SPEAKER R POWER CORD TOP TOP TOP TOP TOP TOP TOP TOP 1 10 CN100R WIRING DIAG...

Page 17: ...B1 CB1 CB1 OLLC09750 QNN0652 001 QNN0652 001 CB1 16 CB1 16 CB1 QNZ0726 001 10 CB1 QNZ0726 001 16 CB1 16 CB1 QNN0651 001 CB1 CB1 16 CB1 CB1 16 CB1 16 CB1 16 CB1 10 CB1 16 CB1 16 CB1 QNN0648 001 UN2226 X UN2226 X 10 CB1 UN2110 X CB1 CB1 CB1 CB1 N V1 LV1 Y1 RV1 C1 S2 1 S 1 V2 LV2 Y2 RY2 C2 S2 2 S 2 V3 LV3 SCL SDA AGND DC_OUT COUT3 LOUT3 YOUT3 ROUT3 VOUT3 VCC LOUT2 V YOUT2 ROUT2 TRAP2 COUT2 MUTE S2 2 ...

Page 18: ...NAX0621 001X CH CF1 CH CH CH CH CH CH CH B1 6 3 TC90A69AF X CH 16 CH CH CH NCB31AK 474X CH CH 25 TEMP VCC SCL0 SDA0 GND HP_VOL GND TU_ATT CSYNC OTH HP_MUTE CS CS NC HP_DET NC RGBOTH D G S D G S D G S D G S 16 16 16 CH OPEN OPEN 100 0 1 10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN PNP 6 8k 68p 0 01 3 3k 2 2K 3 3K 3 3k OPEN 3 3k 3 3k OPEN OPEN OPEN OPEN OPEN 0 OPEN PNP 2 2K 100 47 0 0 0 820 16 2M...

Page 19: ...AGND3 Yin4 Pbin4 PPD4 Prin4 APD4 Lin4 Rin4 AGND4 Rout3 Lout3 Lout1 AGND7 Prout1 Pbout1 VGND7 Yout1 VVCC Yin1 VGND1 Pbin1 PDD1 Prin1 APD1 Lin1 Rin1 AGND1 Yin2 VGND2 Pbin2 PDD2 Prin2 APD2 Lin2 Rin2 IGND VGND3 VGND4 IVCC B1 N B1 B1 B1 B1 B1 B1 B1 B1 CH CH CH VSS VEE INH OZ Z COM IZ OY IY Y X 1X 0X A B C VPD B1 B1 0 10 OPEN OPEN OPEN OPEN OPEN 100 47 470 47 0 1 0 1 0 1 OPEN OPEN OPEN OPEN 100 100 47 4...

Page 20: ...6 16 MA111 X RC4558D X RC4558D X 16 16 16 50 MA111 X 25 QGA1501C2 04V MA111 X MA111 X 10 UDZS3 3B X 50 MA111 X 50 CH CH QGA2001C6 04X NQR0499 002X 10 F NQR0499 002X NQR0499 002X OLLC06374 MA111 X MA111 X 50 50 25 CB1 25 CB1 25 50 LM393DR X LM393DR X 25 TDA8928ST N1 UDZS20B X 25 QRJ146J 102X 25 25 50 UDZS20B X 16 50 50 UDZS20B X UDZS20B X 50 50 25 QETN1EM 477Z 25 QETN1EM 477Z NQR0499 002X 50 NQR049...

Page 21: ... 476X 16 NEX51CM 335X NQL52EM 220X 2SC3074 OY X 16 NEX50JM 156X NQL52EM 220X NQL52EM 220X NEX50JM 156X 16 1 2W 1 2W PTZ11B X PTZ6 8B X OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN 47 OPEN 47 47 0 470 12V STB_5V BS_ABT30 GND GND GND_S4 GND GND GND_S3 9V GND GND_S2 GND_S1 GND_S6 GND2 GND 12V GND ...

Page 22: ...068 X MA8068 X OLLC08322 UN2212 X UN2110 X SEL5920A T SELU5E20C T UN2110 X MA8068 X UN2212 X UN2110 X SEL5E20C T UN2110 X UN2110 X UN2212 X UN2212 X UN2110 X MA8068 X MA8068 X MA8068 X UN2212 X OLLC09759 SEL5E20C T MA8068 X MA8068 X UN2212 X UN2110 X OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN 47 OPEN 1K 10K 330 OPEN OPEN 330 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN 10K 150K 100 33K 15K ...

Page 23: ...64 D6681 D6682 D6683 Q903 Q2201 Q2205 Q6301 Q6302 Q6521 Q6522 Q6523 Q6531 Q6532 Q6533 Q6534 Q6538 Q6539 Q6661 Q6662 Q6663 Q6672 Q6673 R817 R819 R856 R893 R901 R902 R903 R904 R2011 R2012 R2013 R2051 R2052 R2053 R2056 R2057 R2058 R2059 R2060 R2069 R2071 R2202 R2203 R2204 R2205 R2207 R2208 R2209 R2210 R2212 R2213 R2214 R2215 R2220 R2241 R2242 R2243 R2245 R2246 R6002 R6303 R6304 R6305 R6307 R6308 R630...

Page 24: ...846 R850 R851 R852 R853 R854 R855 R859 R860 R861 R862 R863 R864 R865 R866 R867 R869 R873 R874 R875 R876 R877 R879 R883 R884 R885 R886 R887 R888 R889 R891 R892 R907 R908 R210 R2001 R2002 R2003 R2004 R2005 R2006 R2007 R2008 R2009 R2010 R2054 R2055 R2061 R2062 R2065 R2066 R6001 R6003 R6004 R6005 R6201 R6202 R6203 R6204 R6205 R6301 R6302 R6306 R6310 R6311 R6312 R6409 R6421 R6422 R6423 R6424 R6425 R643...

Page 25: ...C8752 C8753 IC8751 IC8752 R8751 R8752 R8753 R8754 CN100U D8701 D8702 R8755 D8703 D8704 D8705 CN100R J7001 R7011 R7012 S7701 S7702 S7703 S7704 S7705 S7706 S7707 L7001 L7002 K7001 C7701 C7702 C7703 C7011 C7012 J7001 R7013 R7014 R7015 R7016 R7017 R7018 R7701 R7702 R7703 R7704 S7701 S7702 S7703 S7704 S7705 S7706 S7707 TOP TOP TOP TOP FRONT CONTROL PWB PATTERN SOLDER SIDE FRONT CONTROL PWB PATTERN PART...

Page 26: ... No YA379 Flat Panel Display Category 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

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