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

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