Schematic; Main Board - Sharp LC-32LB261U Service Manual

32"&42"&50"LCD TV

9. Schematic

9.1 Main Board

715G6840M0D000004T (32")
YPbPr Video Input share with CVBS in Y
CN111 RCA JACK
1
12
2
Y _IN#1
3
4
5
PB_IN#1
6
7 PR_IN#1
8
9
Y PBPR_L_IN#1
10
13
11
Y PBPR_R_IN#1
388G078G155AQS
088G 78G155ACL
ZD101 C101 ZD104
NC NC
3.3NF 50V
SPDIF
+3V3SB
R101
4K7 1/16W 5%
R106 100R 1/16W 5% PB_DET
PB_DET
Y PbPr_L_In0
R109 10K 1/16W 5%
Y PbPr_L_In0
R111 10K 1/16W 5% Y PbPr_R_In0
Y PbPr_R_In0
R113 R114
C110 ZD105
NC 12KOHM +-5% 1/16W
3.3NF 50V 12KOHM +-5% 1/16W
SPDIF_OUT R117
6 SPDIF_OUT
33R 1/16W 5%
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Nearly Connector Nearly IC
Y _IN#1
ZD102
6
NC
6
PB_IN#1
6
ZD103
NC
ZD106
NC
PR_IN#1
5V_SW
COLAY
R181 SPDIF Co-Layout
CN603
0R05 1/16W
1 7
VIN TH4
2 6
VCC TH3
3 5
C113 C111
GND TH2
4
TH1
100NF 16V 330pF 50V
FIBER-OPTIC
088G 359 9A JT
088G 359 9B JT
088G 359 9B AT
T P V ( Top Victory Electronics
絬 隔 瓜 絪 腹
Key Component 03. AV/YPbPr Inputs
Date Tuesday , May 13, 2014
39
AV1_IN R102 C102 47NF 16V CVBS0P
150OHM 1/16W +/-5%
R103 C103 47NF 16V CVBS_VCOM
180R 1/16W 5%
COMP_SOY
R104 33R 1/16W 5% C104 1nF 50V
COMP_Y
R105 33R 1/16W 5% C105 47NF 16V
R107
75R 1/16W 1%
COMP_COM
R108 68R 1/16W 5% C107 47NF 16V
Connected to connector GND
R110 33R 1/16W 5% C108 47NF 16V COMP_PB
R112
75R 1/16W 1%
R115
75R 1/16W 1%
COMP_PR
R116 33R 1/16W 5% C112 47NF 16V
Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME
Sheet 3 of 9
CVBS0P 6
CVBS_VCOM 6
COMP_SOY 6
COMP_Y 6
COMP_COM 6
COMP_PB 6
COMP_PR 6
Size B
Rev B
32"
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