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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
PC5V
15
5
10
VGA_CON
HSI
FB304
VSI
D319
D320
MLL5232B 5.6V
MLL5232B 5.6V
CN302
D321
25
MLL5232B 5.6V
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
D306
BAV99 NC
RXD
6
TXD
6
FB301
0
 
1/16W
FB302
0
 
1/16W
FB303
0
1/16W
 
R325
C301
75
 
1/16W
NC
D301
D302
D303
BAV99
BAV99
BAV99
VCC5V
150 OHM
R312
100
1/16W
 
R313
C311
R314
2.2K
 
1/16W
33pF
2.2K
CLK_DDC
DAT_DDC
D318
MLL5232B 5.6V
R319
100
 
1/16W
DVI5V
R320
100
 
1/16W
10K
D314
D315
D316
C314
MLL5232B 5.6V
MLL5232B 5.6V
MLL5232B 5.6V
0.1uF
D307
D308
D309
D310
D311
D312
BAV99 NC
BAV99 NC
BAV99 NC
BAV99 NC
BAV99 NC
BAV99 NC
R301
33
 
1/16W
C304 0.047uF
R302
33
 
1/16W
C305 0.047uF
R303
33
1/16W
C306 0.047uF
 
R304
470
1/16W
C307 0.001uF
 
C302
C303
NC
NC
R305
68
 
1/16W
C308 0.047uF
R306
68
 
1/16W
C309 0.047uF
R307
68
 
1/16W
C310 0.047uF
VCC5V
R308
10K
 
1/16W
R309
100
 
1/16W
ST_DET1 6
R310
1K
 
1/16W
HSYNC
R311
1K
1/16W
 
VSYNC
C312
D317
MLL5232B 5.6V
 
1/16W
220pF
R321
 
1/16W
R322
100
 
1/16W
ST_DET2 6
B+
4
B-
4
G+
4
G-
4
R+
4
R-
4
CLK+
4
CLK-
4
D313
BAV99 NC
VCC5V
52
Chapter 7
RIN
4
GIN
4
BIN
4
SOG
4
GNDR
4
GNDG
4
GNDB
4
VCC5V
PC5V
4
D304
4
BAT54C-GS08
R317
R318
U301
20K
 
1/16W
20K
 
1/16W
8
VCC
7
WP
R315
100
 
1/16W
6
SCL
R316
100
 
1/16W
5
SDA
AT24C02N-10SC
6
DDC_DAT
6
DDC_CLK
VCC5V
DVI5V
D305
BAT54C-GS08
R323
R324
U302
20K
 
1/16W
20K
 
1/16W
8
VCC
7
WP
6
SCL
5
SDA
AT24C02N-10SC
C313
1
0.1uF
A0
2
A1
3
A2
4
GND
C315
1
0.1uF
A0
2
A1
3
A2
4
GND

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