Chapter 7 Schematic Diagram; Analog And Digital Input - Acer AL1722 Service Manual

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Schematic Diagram

Analog and Digital Input

CN301
DB15
11
1
6
12
2
7
13
3
8
14
4
9
15
5
10
HSI
VSI
D319
MLL5232B 5.6V
CN302
25
R
26
G
27
B
29
RGB GND
28
HSYNC
8
VSYNC
15
SYNC GND
6
CLK_DDC2
DDC SCL
7
DAT_DDC2
DDC SDA
14
+5V
16
HPD
11
1/3shield
3
2/4shield
19
0/5shield
22
clk shield
18
DAT0+
17
DAT0-
10
DAT1+
9
DAT1-
2
DAT2+
1
DAT2-
13
DAT3+
12
DAT3-
5
DAT4+
4
DAT4-
21
DAT5+
20
DAT5-
23
clk+
24
clk-
JACK
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RXD
6
TXD
6
FB301
FB302
FB303
PC5V
VGA_CON
D301
D302
BAV99
BAV99
FB304
150 OHM
R312
100
1/16W
 
D320
MLL5232B 5.6V
D321
D318
MLL5232B 5.6V
MLL5232B 5.6V
R319
R320
D314
D315
MLL5232B 5.6V
MLL5232B 5.6V
D306
D307
D308
D309
BAV99 NC
BAV99 NC
BAV99 NC
BAV99 NC
0
 
1/16W
0
 
1/16W
0
1/16W
 
R325
C301
C302
C303
75
 
1/16W
NC
NC
NC
D303
BAV99
VCC5V
R313
C311
R314
C312
2.2K
1/16W
33pF
2.2K
1/16W
220pF
 
 
CLK_DDC
DAT_DDC
100
 
1/16W
DVI5V
R321
100
1/16W
 
10K
 
1/16W
R322
D316
C314
MLL5232B 5.6V
0.1uF
D310
D311
D312
D313
BAV99 NC
BAV99 NC
BAV99 NC
BAV99 NC
R301
33
 
1/16W
C304 0.047uF
RIN
R302
33
 
1/16W
C305 0.047uF
GIN
R303
33
1/16W
C306 0.047uF
 
BIN
R304
470
 
1/16W
C307 0.001uF
SOG
R305
68
 
1/16W
C308 0.047uF
GNDR
R306
68
1/16W
C309 0.047uF
 
GNDG
R307
68
 
1/16W
C310 0.047uF
GNDB
VCC5V
R308
10K
 
1/16W
R309
100
 
1/16W
ST_DET1 6
R310
1K
1/16W
 
HSYNC
R311
1K
1/16W
 
VSYNC
D317
MLL5232B 5.6V
6
6
100
 
1/16W
ST_DET2 6
B+
4
B-
4
G+
4
G-
4
R+
4
R-
4
CLK+
4
CLK-
4
VCC5V
52
4
4
4
4
4
4
4
4
4
R31
20K
 
1/16
R315
100
 
1/16W
R316
100
 
1/16W
DDC_DAT
DDC_CLK
R32
20K
 
1/16W

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