Sharp LC-32LB261U, Service Manual

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32 ″ &42 ″ &50 ″ LCD TV Best Buy LC-32LB261U- LC-42LB261U- LC-50LB261U
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9. Schematic
9.1 Main Board
715G6840M0D000004T (32”)
OEM MODEL Size
Rev
Date
Sheet of
TPV MODEL
PCB NAME
称 爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹 B
B
3 9 Tuesday , May 13, 2014
03. AV/YPbPr Inputs
32"
COMP_SOY
PR_IN#1 COMP_PR
COMP_PB
COMP_Y
COMP_COM
CVBS0P
Y_IN#1
PB_IN#1
PR_IN#1
PB_IN#1
Y_IN#1
CVBS_VCOM
AV1_IN
YPBPR_R_IN#1
YPBPR_L_IN#1
PB_DET
Y PbPr_L_In0
Y PbPr_R_In0
COLAY
R110 33R 1/16W 5%
R109 10K 1/16W 5%
E
A
B
C
D
CN111 RCA JACK
1
2
3
4
6
7
8
9
10
11
12
13
5
R112
75R 1/16W 1%
R108 68R 1/16W 5%
C110
3.3NF 50V
C112 47NF 16V
R113
-5% 1/16W
C103 47NF 16V
ZD105
NC
1
2
C107 47NF 16V
C104 1nF 50V
C108 47NF 16V
C113
100NF 16V
ZD101
NC
1
2
R105 33R 1/16W 5%
R102
150OHM 1/16W +/-5%
C105 47NF 16V
ZD106
NC
1
2
C101
3.3NF 50V
R101
4K7 1/16W 5%
R117
33R 1/16W 5%
C102 47NF 16V
ZD104
NC
1
2
R116 33R 1/16W 5%
R103
180R 1/16W 5%
R114
-5% 1/16W
R115
75R 1/16W 1%
ZD103
NC
1
2
R111 10K 1/16W 5%
ZD102
NC
1
2
R107
75R 1/16W 1%
CN603
FIBER-OPTIC
VIN
1
VCC
2
GND
3
TH1
4
TH2
5
TH3
6
TH4
7
R104 33R 1/16W 5%
R181
0R05 1/16W
R106 100R 1/16W 5%
5V_SW
+3V3SB
COMP_SOY 6
COMP_PR 6
COMP_Y 6
COMP_PB 6
COMP_COM 6
PB_DET 6
CVBS_VCOM 6
CVBS0P 6
YPbPr_L_In0 6
YPbPr_R_In0 6
088G 359 9A JT
088G 359 9B JT
088G 359 9B AT
SPDIF Co-Layout
SPDIF
YPbPr Video Input share with CVBS in Y
388G078G155AQS
088G 78G155ACL
Connected to connector GND
Nearly Connector Nearly IC
SPDIF_OUT 6
SPDIF_OUT
C111
330pF 50V