Chapter 7 Schematic Diagram; For Samsung Panel; Analog And Digital Input - Acer AL1922 Service Manual

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Schematic Diagram

1. For Samsung panel

Analog and Digital Input

CN101
26
A_GND
T2-
T2+
SGND
T4-
T4+
DDCCLK
DDCDAT
A_VSYNC
T1-
T1+
SGND
T3-
T3+
+5V
GND
HPD
T0-
T0+
SGND
T5-
T5+
SGND
TC+
TC-
A_RED
A_GREEN
A_BLUE
A_HSYNC
A_GND
25
A_GND
JACK
DVI_5V
+5V
D101
BAT54C-GS08
R104
4.7K
 
1/16W
U101
1
8
A0
VCC
2
7
A1
WP
3
6
A2
SCL
4
5
GND
SDA
M24C02WMN6
GND
R132
10K
100
 
1/16W
R131
NC
GND
VGA_5V
+5V
D105
BAT54C-GS08
GPIO4/UART_DI
C108
R136
R112
0.1uF
R111
4.7K
 
1/16W
10K
 
1/16W
4.7K
 
1/16W
GND
DDC_SDA_A
U102
1
8
A0
VCC
2
7
A1
WP
3
6
DDC_SCL_A
A2
SCL
4
5
GND
SDA
M24C02WMN6
GND
ZD104
DDC_SCL_VGA
ZD105
MLL5232B 5.6V
MLL5232B 5.6V
GND
3
1
2
All manuals and user guides at all-guides.com
1
RX2-IN
2
RX2+IN
3
4
5
6
R101
47
 
1/16W
SCL_IN
7
R102
47
 
1/16W
SDA_IN
8
RX1-IN
9
RX1+IN
10
11
12
DVI_5V
ZD101
13
R103 10K
 
1/16W
14
15
16
HOT_PLUG
MLL5232B 5.6V
17
RX0-IN
GND
18
RX0+IN
19
20
21
22
23
RXC+IN
RXC-IN
24
C1
C2
C3
C4
C5
D106
D107
D108
BAV99
BAV99
BAV99
+5V
GND
C114
C115
C116
1000pF
1000pF
1000pF
R129
10K
 
1/16W
R130
DVI_HPD
DVI_HPD
1K
 
1/16W
ZD108
MLL5232B 5.6V
C101
1uF/25V
GND
GND
R105
4.7K
 
1/16W
SCL_IN
DDC_SCL_DVI
SDA_IN
DDC_SDA_DVI
ZD102
ZD103
R133
MLL5232B 5.6V
MLL5232B 5.6V
1/16W
 
DVI_EDID_WP
GND
0.1uF
C122
D102
BAV99
R134
ZD109
10K
 
1/16W
MLL5232B 5.6V
VGA_5V
R110
GND
CN102
47
 
1/16W
DB15
11
1
Rin
6
R113
47
 
1/16W
12
2
Gin
DDC_SDA_VGA
7
HS_in
13
3
Bin
8
VS_IN
14
4
GPIO5/UART_DO
9
R117
15
5
R116
47
 
1/16W
10
47
 
1/16W
ZD110
GND
R135
MLL5232B 5.6V
GND
10K
 
1/16W
GND
Pins 6/7/8 are R/G/B
return lines resp.
R125
22
 
1/16W
(8 mil)
R126
22
1/16W
 
ZD107
R127
R128
C111
ZD106
2.2K
 
1/16W
2.2K
 
1/16W
MLL5232B 5.6V
NC
MLL5232B 5.6V
GND
R137
10
R138
10
R139
10
R140
10
R141
10
R142
10
R143
10
R144
10
D109
D110
D111
D112
D113
BAV99
BAV99
BAV99
BAV99
BAV99
+5V
C117
C118
C119
C120
C121
1000pF
1000pF
1000pF
1000pF
1000pF
GND
+5V
C123
C124
0.1uF
0.1uF
GND
D103
D104
BAV99
BAV99
FB102
R106
22
 
1/16W
0
1/16W
 
R107
100
 
1/16W
FB103
R108
22
 
1/16W
0
 
1/16W
R109
100
 
1/16W
FB104
R114
22
 
1/16W
0
 
1/16W
R115
100
 
1/16W
R118
R119
R120
75
 
1/16W
75
 
1/16W
75
 
1/16W
ZD111
AGND
GND
+5V
MLL5232B 5.6V
R121
10K
 
1/16W
AGND
R122
4.7K
1/16W
 
VGA_PLUG
VGA_CONN
VGA_PG
75-ohm terminating resistor
C113
U104A
U104F
very close to the VGA
74LVC14ADT
74LVC14ADT
0.1uF
conn.
VCC
1
2
13
12
VS
U104B
GND
74LVC14ADT
3
4
11
C112
NC
GND
53
Chapter 7
 
1/16W
RX2-
 
1/16W
RX2+
 
1/16W
RX1-
 
1/16W
RX1+
 
1/16W
RX0-
1/16W
 
RX0+
1/16W
 
RXC+
 
1/16W
RXC-
(10 mil, ┰キ《絬)
0.047uF
C103
RED+
0.047uF
C104
RED-
0.047uF
C105
SOG_MCSS
0.047uF
C106
GREEN+
0.047uF
C107
GREEN-
0.047uF
C109
BLUE+
0.047uF
C110
BLUE-
+3.3V
FB101
120 OHM
U104E
74LVC14ADT
10
HS
715L-1439-C
Title
ANALOG&DIGITAL INPUT
Size
Document Number
C
gm5321
Date:
Friday, November 26, 2004
Sheet
1
of
4
Rev
C

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