Acer AL2021, Руководство по обслуживанию

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C9
8
0.
1uF
/6
GND
GND
VGA_SDA
A-HS
SOG 4
VGA_5V
GND
RX2-IN
R95 0/6
RX2+ 4
RX0- 4
DIGITAL DDC
GND
+5V TP312-TP327 are the only
through hole parts as GND
test Probes on Board.
Spread these TH TPs evenly
across the Board. The rest
of TPs are Surface mount
A-BLUE
A-VS
VGASCL
D5
5.
6V
1
3
VGASDA
BLUE- 4
R102 100/6
GND
R97 22/6
RXC-IN
C69 0.01uF/6
C89 0.01uF/6
RX1+ 4
C91 0.47uF/6
DVI_SDA 4
C93 0.01uF/6
R115 10K/6
U11
SN74LVC14A/NS
7
14
13
12
11
10
1
2
3
4
6
5
8
9
GND
VCC
6A
6B
5A
5B
1A
1Y
2A
2Y
3Y
3A
4Y
4A
C
100
47p/
6
GND
R107 10K/6
U10
24AA02
4
8 1
2
3
7
6
5
GND
VCC A0
A1
A2
WP
SCL
SDA
RXC+ 4
R106 0/6/NS
U12
24AA02
4
8 1
2
3
7
6
5
GND
VCC A0
A1
A2
WP
SCL
SDA
GND
D7
5.6V
1
3
R93 20/6 1%
Near VGA pins
A-HS
DVISDA
R88 20/6 1%
RX1+IN
DVI CONNECTOR
ANALOG DDC
RX0+IN
VGA_SCL
DAN202U
D8
1 2
3
C92 0.01uF/6
R
103
75/
6 1%
DVI_5V
R90 20/6 1%
HOT_PLUG
R94 0/6
AVS 4
R
8
9
56/
6 1%
RXC- 4
GREEN+ 4
VGA_5V
CN7
DB15 HD
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
DVI_CAB 4
RED+ 4
RX1- 4
C
107
0.
1uF
/6
R
105
510/
6/
N
S
GND
R
8
3
56/
6 1%
RED- 4
C88
0.1uF/6
RX0+ 4
VGA_SDA 4
L0T
03. Graphic Inputs
3 8 Friday, July 11, 2003
1A
03. Graphic Inputs
Title
Size Document Number Rev
Date: Sheet of
DVI_SCL 4
D4
5.
6V
1
3
R112 100/6
GND
AHS 4
GND
DAN202U
D9
1 2
3
CN8
DVI-I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
C1
C2
C3
C4
C5
RX2-
RX2+
GND
RX4-
RX4+
SCL
SDA
VS
RX1-
RX1+
GND
RX3-
RX3+
5V
GND
HP
RX0-
RX0+
GND
RX5-
RX5+
GND
RXC+
RXC-
26
25
RED
GRN
BLU
HS
GND
GND
C
108
47p/
6
DVISCL
C94 0.01uF/6
DVI Test Points are just SMTobservation points
on the traces with no stub
RXC+IN
RX0-IN
GND
GREEN- 4
GND
A-VS R98
10K/6
RGB SIGNAL GNDs at 2-mm from respective
RGB series Capacitors
GND
RX2+IN
RX1-IN
C90 0.01uF/6
+3.3V
A-GREEN
R
9
2
56/
6 1%
BLUE+ 4
GND
R96 22/6
GND
GND
VGA_CAB 4
A-RED
R111 100/6
RX2- 4
D6
5.6V
1
3
GND
R91 20/6 1%
R
108
100K
/6
GND
+5V
GND
R86
10K/6
Quanta Computer Inc.
PROJECT : L0T
VGA_SCL 4
GND
R
104
75/
6 1%
R101 100/6
DVI_5V
R
100
75/
6 1%
GND
R99 10K/6