jvc LT-32X676T Service Manual

SERVICE MANUAL

LCD FLAT TELEVISION

YA37920061

LT-32X676/T

BASIC CHASSIS

FL2

The following items for the LT-32X676/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).

MAIN DIFFERENCE POINT

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

No.YA379

2006/1

DIFFERENCE LIST

USING P.W. BOARD (Page 3-2)

P.W.B ASS'Y Name LT-32X575/T LT-32X676/T DESCRIPTION

ANALOG SIGNAL PWB LCA90350-12C (SFL-1012A) LCA90609-01A (SFL-1015A)

FRONT CONTROL PWB LCA90351-11A (SFL-7011A) LCA90469-05A (SFL-7114A)

FRONT SENSOR PWB LCA90352-11A (SFL-8011A) LCA90470-05A (SFL-8143A)

DIGITAL SIGNAL PWB LCA10428-74A (SFL-0D107A) LCA10428-82A (SFL-0D113A)

EXPLODED VIEW PARTS LIST

Ref. No. Part No. PART NAME DESCRIPTION

101 LC12325-001B JACK COVER (x2)

102 LC32912-001A-A BBE LABEL

103 LC41424-001A-A HDMI WARNING

104 LC41999-002A CAUTION LABEL

105 LC32748-002B-H OPERATION SHEET

106 LC32749-002A-H OPERATION SHEET

107 LC42220-001A-C STAND ASSY Inc.107A/107B

107A T0014-01 STAND COVER

107B T0016-02 CORD 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-E FFC WIRE 30pin 4cm

119 QUQ105-5009AE-E FFC WIRE 50pin 9cm(x2)

120 QUQK12-1906CH-E FFC WIRE 19pin 6cm

121 LC21596-002B-HK TERMINAL BASE

122 QYSBSF3010MA TAP SCREW M3 x 10mm(x6)

123 LC32760-001A-HK SERVICE COVER

124 QYSBSF3010MA TAP SCREW M3 x 10mm

125 LC21597-002C-HK TUNER BASE

126 QYSPSP3008MA SCREW M3 x 8mm

127 QYSPSPD3008MA SCREW M3 x 8mm(x3)

128 LC33126-003A-HK SD CARD BASE

129 LC33196-004B CONTROL ASSY

130 QLD0377-001 LCD PANEL UNIT

131 WJW0021-001A-E DIGITAL(LVDS) CABLE

132 LC12253-001E-H SPEAKER BOX

1-2 (No.YA379)

Ref. No. Part No. PART NAME DESCRIPTION

133 LC21340-001C-HK DUCT COVER (x2)

134 LC21339-001B-HK DUCT BASE (x2)

135 LC12321-003D FRONT PANEL ASSY

136 QAS0142-001 SPEAKER 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

(No.YA379)1-3

EXPLODED VIEW

111

105



201

112



110



202

101

113



114

104

102

112

111

116

111



203

101

112

106

RECEIVER PWB BRACKET

111

103

111

FAN BRACKET

109

108



125

107A

107B



123



107

124

126

127

INSULATOR



121

122



207

129

205



115



119

120



204

118

117

FRONT

128



206

1-4 (No.YA379)

TOP FRAME

MAIN BASE

131

BOTTOM FRAME



130

133

132



135

136



208

134

FRONT

136

137

FRONT

(No.YA379)1-5

PRINTED WIRING BOARD PARTS LIST

ANALOG SIGNAL P.W. BOARD ASS'Y (Page 3-6)

Part No.

Ref. No.

IC6661 TDA8925ST/N1 TDA8928ST/N1 IC

C323 QETM1AM-228 QETN1AM-228Z E CAPACITOR 2200uF 10V M

C820 NCB31AK-474X NCB31AK-474X-U C CAPACITOR 0.47uF 10V K

C6007 QETM1AM-108 QETN1AM-108Z E CAPACITOR 1000uF 10V M

C6664 QETM1HM-226 QETN1HM-226Z E CAPACITOR 22uF 50V M

C6666 QETM1HM-226 QETN1HM-226Z E CAPACITOR 22uF 50V M

C6669 QFV21HJ-224 QFV21HJ-224Z MF CAPACITOR 0.22uF 50V J

C6670 QFVE1HJ-474 QFVF1HJ-474Z MF CAPACITOR 0.47uF 50V J

C6672 QETM1EM-477 QETN1EM-477Z E CAPACITOR 470uF 25V M

C6674 QETM1EM-477 QETN1EM-477Z E CAPACITOR 470uF 25V M

C6678 QFV21HJ-224 QFV21HJ-224Z MF CAPACITOR 0.22uF 50V J

C6679 QFVE1HJ-474 QFVF1HJ-474Z MF CAPACITOR 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 22Ω 1/2W J

K6601 NQR0413-002X NQR0499-002X FERRITE BEADS

K6602 NQR0413-002X NQR0499-002X FERRITE BEADS

K6661 NQR0413-002X NQR0499-002X FERRITE BEADS

K6662 NQR0413-002X NQR0499-002X FERRITE BEADS

K6663 NQR0413-002X NQR0499-002X FERRITE BEADS

K6664 NQR0413-002X NQR0499-002X FERRITE BEADS

X201 CSB503F30 QAX0873-001 C RESONATOR

LT-32X575/T LT-32X676/T

LCA90350-12C

(SFL-1012A)

LCA90609-01A

(SFL-1015A)

PART NAME DESCRIPTION

DIGITAL SIGNAL P.W. BOARD ASS'Y (Page 3-12)

Part No.

Ref. No.

IC4003 AT29LV01-32X585 AT29LV-32X676T IC (SERVICE)

IC4004 AT24C25632X585D ATF25632X676T1 IC (SERVICE)

IC7002 AT24C256-32X585 ATF25632X676T2 IC (SERVICE)

IC7602 AT24C16-32X585 ATF16-32X676T IC (SERVICE)

R7404 --- NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J

1-6 (No.YA379)

LT-32X575/T LT-32X676/T

LCA10428-74A

(SFL-0D107A)

LCA10428-82A

(SFL-0D113A)

PART NAME DESCRIPTION

PACKING PARTS LIST (Page 3-19)

Ref. No.

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

LT-32X575/T LT-32X676/T

Part No.

PART NAME DESCRIPTION

SECTION 1

PRECAUTION

Please refer to "LT-32X575/T (No.YA214)" about this section.

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

Please refer to "LT-32X575/T (No.YA214)" about this section.

(No.YA379)1-7

SECTION 3

DISASSEMBLY

3.1 DISASSEMBLY PROCEDURE

3.1.1 REMOVING THE STAND (Fig.1)

(1) Remove the 2 screws [A], then remove the STAND

COVER.

(2) Remove the 4 screws [B], then remove the STAND.

3.1.2 REMOVING THE REAR COVER (Fig.1)

• Remove the STAND. (1) Remove the JACK COVER (L/R). (2) Remove the 7 screws [C], the 4 screws [D], and the 1

screw [E].

(3) Remove the REAR COVER.

3.1.3 REMOVING THE REGULATOR PWB (Fig.1)

• Remove the STAND.

• Remove the REAR COVER. (1) Remove the 4 screws [F], then remove the FAN

BRACKET.

(2) Remove the 1 screw [G], then remove the POWER CORD

HOLDER. (3) Remove the POWER CORD from the POWER PWB. (4) Remove the REGULATOR PWB.

3.1.7 REMOVING THE RECEIVER PWB (Fig.1)

• Remove the STAND.

• Remove the REAR COVER. (1) Remove the 3 screws [M] and the 1 screw [N], then

remove the TUNER BASE.

(2) Remove the 4 screws [P], then remove the RECEIVER PWB.

3.1.8 REMOVING THE CONNECTOR PWB (Fig.1)

• Remove the STAND.

• Remove the REAR COVER. (1) Remove the 4 screws [R], then remove the RECEIVER

PWB BRACKET.

(2) Remove the 1 screw [S], then remove the CONNECTOR PWB.

3.1.9 REMOVING THE DIGITAL SIGNAL PWB (Fig.1)

• Remove the STAND.

• Remove the REAR COVER.

• Remove the TUNER BASE. (1) Remove the 5 screws [T], then remove the DIGITAL

SIGNALPWB.

3.1.4 REMOVING THE POWER PWB (Fig.1)

• Remove the STAND.

• Remove the REAR COVER.

• Remove the FAN BRACKET. (1) Remove the 5 screw [H], then remove the POWER PWB.

3.1.5 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 CONTROL PWB.

1-8 (No.YA379)

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