Schematic; Main Board - AOC envision L37W431 Service Manual

37'' LCD TV

9. Schematic

9.1 Main Board

715T1814-1
C227 NC
U203
NC
1
NC VCC
2
NC VCLK
3
NC SCL
4
VSS SDA
R237
D200
NC
5V
C230
NC
P202
31
GND
1 DVI_RX2-
DATA2-
2 DVI_RX2+
DATA2+
3
DATA2/4_SHLD
4
DATA4-
5
DATA4+
6
DDC_CLK
7
DDC_DATA
8
A_VSY NC
9 DVI_RX1-
DATA1-
10 DVI_RX1+
DATA1+
11
DATA1/3_SHLD
12
DATA3-
13
DATA3+
14
+5V
15
GND
16
H_PLUG_DET
17 DVI_RX0-
DATA0-
18 DVI_RX0+
DATA0+
19
DATA0/5_SHLD
20
DATA5-
21
DATA5+
22
CLK_SHLD
23 DVI_RXC+
CLK+
24 DVI_RXC-
CLK-
C1
A_RED
C2
A_GREEN
C3
A_BLUE
C4
A_HSY NC
C5
A_GND1
30
A_GND2
32
GND
NC
5V_SB
DVCC
8 3 3
D208
D207
7
NC
NC
6
5
NC
DVI_SCL
DVCC DVI_SDA
P1_+5V
DVI_RX2- 7
DVI_RX2+ 7
DVI_RX1- 7
DVI_RX1+ 7
P1_+5V R238
NC
DVI_RX0- 7
DVI_RX0+ 7
DVI_RXC+ 7
DVI_RXC- 7
R235
NC
DVI_SDA
7 DVI_DSCL
DVI_SCL
7
8
7
8
7
8
U205
DVI_RX1+ 1 6 DVI_RX2-
1 6
2 5 5V_SB
GND VCC
DVI_RX1- 3 4 DVI_RX2+
3 4
NC
56T662-2
U207
DVI_RXC- 1 6 DVI_RX0-
1 6
2 5 5V_SB
GND VCC
DVI_RXC+ 3 4 DVI_RX0+
3 4
NC
41
3V3S
R236
U204
NC
NC(NDC7002N)
4 3
D2 G2
5 2
DVI_DSDA 7
S1 S2
6 1
D1 G1
5V_SB
C228 C229
0.1uF
+
U206
PI5V330SQE
HDMI_CLK 2 1
HDMI_CLK
S1A IN
VIDEO_CLK 3
VIDEO_CLK
S2A
4 CLK_2EX
DA
HDMI_HS 5 7 DHS_2EX
HDMI_HS
S1B DB
VIDEO_HS 6 9 DVS_2EX
VIDEO_HS S2B DC
12
DD
HDMI_VS 11
HDMI_VS
S1C
VIDEO_VS 10 15
VIDEO_VS
S2C EN
14
S1D
13
S2D
HDMI_CLK
R239 NC
HDMI_HS
R240 NC
HDMI_VS
R241 NC
AOC (Top Victory) Electronics Co., Ltd.
Title
DVI
Size Document Number
A4
715T1814-1
Date: Thursday , September 14, 2006 Sheet
Envision L37W431
HI: SAA7117
LOW : HDMI
CLOCK_SW 6
CLK_2EX 4
DHS_2EX 4
DVS_2EX 4
CLK_2EX
DHS_2EX
DVS_2EX
Rev
B
11
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