Schematic Diagram; Main Board - Haier LD42U7000 Service Manual

10. Schematic Diagram

10.1 Main Board

715G6250M0D0000040
1） VGA,YPbPr,AV In & Audio In
D101
BAT54CH
VGA Input (Down)
2
+5V_Standby 3
1
R102 10K 1/16W
R103 10K 1/16W
VGA_SDA R101 100R 1/16W 1% PC_SDA
14 UART-TX
VGA_HSY NC PC_HSY NC
R104 100R 1/16W 1%
11 VGA_HSY NC
VGA_VSY NC R105 100R 1/16W 1% PC_VSY NC
11 VGA_VSY NC
VGA_SCL R108 100R 1/16W 1% PC_SCL
14 UART-RX
R110 2K2 +-1% 1/16W
R111 2K2 +-1% 1/16W
YPbPr & AV2 Input(Down)
0513
R1104 0R05 1/16W
CN103
Y
2 R1116 0R05 1/16W
A
1
Pb
4 R199 0R05 1/16W
B
3
Pr
6 R1117 0R05 1/16W
C
5
C106 NC
RCA JACK R123
C112 NC
C109 NC 75R 1/16W 1%
PC & YPbPr & AV2
0513
Audio-Input(Down)
CN102
2 Audio_L R117 10K 1/16W
A
1
Audio_R
4 R116 10K 1/16W
B
3
RCA JACK C103 C101 R119 R118
330P 50V 330P 50V 12K 1/16W 12K 1/16W
CN101
6
11 1 VGA-Rin
VGA-Rin 11
7
12 2 VGA-Gin
VGA-Gin 11
8
VGA-Bin
13 3
VGA-Bin 11
9
14 4 R106 75R 1/16W 1%
10 R107 75R 1/16W 1%
15 5 R109 75R 1/16W 1%
Close to Mstar IC
CONN
11
AV1 11
Y PbPr_Y 11
Y PbPr_Pb 11
Y PbPr_Pr 11
+12V_Normal
R127 R125
Close to Mstar IC
75R 1/16W 1%
75R 1/16W 1%
HD_LIN
HD_LIN 11
HD_RIN
HD_RIN 11
C104 C102
560PF 50V 560PF 50V
CVBS Line Output(Side)
+5V_Normal
+5V_Normal
R134
470R 1/16W 1%
C113
100N 16V
Q101
MMBT3906
CN105 Q102
1 R145 MMBT3904
2 AVROUT 75R 1/16W 1%
4 AVOUT-V R146
5 75R 1/16W 1%
3 AVLOUT
PHONE JACK R148
75R 1/10W 1%
+OP_VCC +OP_VCC
R1112
47K 1/10W 5%
R1107
C173
100R 1/10W 5%
Q108
AV_AUOUTL1 11 AV_AUOUTR1
MMBT3904
2.2UF 16V AVLOUT
R1114
8.2K1/10W
R1111
4.7K 1/10W
Audio_R
Audio_L
VGA-Rin
R1108 +OP_VCC
100R 1/10W 5% VGA-Gin
VGA-Bin
PC_SDA
PC_SCL
PC_VSY NC
C171 C172 C169
PC_HSY NC
1uF 25V 1uF 25V 100N 50V AV2_V
AV2_R
AV2_L
Y
Pb
Pr
Place close to connector
AV1 Input(Side)
0513
Close to Mstar IC
R1101
CN104 0R05 1/16W
2 AV2_V
A
1 R1106 C105 NC R120
0R05 1/16W
4 AV2_L R121 10K 1/16W
B
3 R1100 C110 330P 50V R126
0R05 1/16W
AV2_R
6 R122 10K 1/16W
C
5 C107 330P 50V R124
RCA JACK
T P V ( Top Victory
絬 隔 瓜 絪 腹 G6250-M0B-000-0040-1-12XXXX
Key Component 03-VGA,YPbPr,AV In & Audio In
Date Tuesday , July 23, 2013
38
0513
R137
20K 1/16W
Video Out OP
C114
10uF 10V
CVBS1_OUT 11
R149
12K 1/16W
+OP_VCC +OP_VCC
R1113
47K 1/10W 5%
R1109
C170
100R 1/10W 5%
Q107
MMBT3904
2.2UF 16V
AVROUT
R1115
8.2K1/10W R1110
4.7K 1/10W
ZD102 1 2 MLVG0402
ZD103 1 2 MLVG0402
ZD104 1 2 MLVG0402
ZD105 1 2 MLVG0402
ZD106 1 2 MLVG0402
ZD107 1 2 MLVG0402
ZD108 1 2 MLVG0402
ZD109 1 2 MLVG0402
ZD110 1 2 MLVG0402
ZD111 1 2 MLVG0402
ZD112 1 2 MLVG0402
ZD113 1 2 MLVG0402
ZD114 1 2 MLVG0402
ZD115 1 2 MLVG0402
ZD116 1 2 MLVG0402
AV2_IN 11
75R 1/16W 1%
AV2-Lin
AV2-Lin 11
12K 1/16W C111 560PF 50V
AV2-Rin
AV2-Rin 11
12K 1/16W C108 560PF 50V
Electronics Co . , Ltd. ) OEM MODEL Size
TPV MODEL
Rev
PCB NAME 715G6250-M0B-000-0040
称 爹
Sheet 3 of 18
C
B
<称爹>