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Acer AT2002 Service Manual page 74

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5
TTL SIGNAL OUTPUT PORT
GND
C105
C106
C107
C108
C109
C110
C111
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
D
D ERED[0..7]
3
DERED[0..7]
D ERED0
D ERED1
D ERED2
D ERED3
D ERED4
D ERED5
D ERED6
D ERED7
DE GRN[0..7]
3
DEGRN[0..7]
DE GRN0
DE GRN1
DE GRN2
DE GRN3
DE GRN4
DE GRN5
DE GRN6
DE GRN7
DEBLU[0..7]
3
DEBLU[0..7]
DEBLU0
DEBLU1
DEBLU2
DEBLU3
DEBLU4
DEBLU5
DEBLU6
DEBLU7
C
C118
C119
C120
C121
C122
C123
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
GND
BKLT_EN & PANEL POWER Control
B
3
3
A
5
4
3
DHS
Panel_Power
3
DVS
3
DEN
C104
0.1uF/6
3
DCLK
C112
C113
C114
R151
22/6
PH SYNC
2
1
22pF/6
22pF/6
22pF/6
R152
22/6
PVSY NC
2
1
R153
2
1
22/6
R154
0R/6
PVALID
2
1
PCLK
C115
10PF/6
ARED0
ARED1
ARED2
ARED3
ARED4
ARED5
ARED6
ARED7
AGRN0
AGRN1
AGRN2
AGRN3
AGRN4
AGRN5
AGRN6
AGRN7
ABLU0
ABLU1
ABLU2
ABLU3
ABLU4
ABLU5
R160
ABLU6
2
ABLU7
NC/0R3
NEED DNX SUB-PCB
C124
C125
C126
C127
C128
C129
C130
C131
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
22pF/6
+3.3V_I/O
R161
10K/6
R162
BACKLIGHT_PW_5N
PBIAS
510R/6
C133
1uF/6
GND
+3.3V_I/O
R167
4.7K/6
R168
BRIGHTNESS
R169
100/6
Q8
100/6
2
PWM0
C138
C139
CH3904
NC/1uF/6
NC/ SC1uF/6
GND
4
3
CN6
1
2
CN11
3
Panel_Power
4
1
5
2
6
3
3
C257
7
4
8
0.1uF/6
5
3
ARED0
9
6
ARED1
10
7
3
ARED2
11
8
ARED3
12
9
3
13
10
ARED4
14
11
3
ARED5
15
12
ARED6
16
13
3
ARED7
17
14
ARED7
18
15
3
ARED6
AGRN0
19
16
ARED5
AGRN1
20
17
3
ARED4
21
AGRN2
18
AGRN3
22
19
3
ARED3
23
20
ARED2
AGRN4
24
21
3
ARED1
AGRN5
25
22
ARED0
26
AGRN6
23
AGRN7
27
24
3
AGRN7
28
25
AGRN6
ABLU0
29
26
3
AGRN5
ABLU1
30
27
AGRN4
31
ABLU2
28
3
ABLU3
32
29
AGRN3
33
30
3
AGRN2
34
ABLU4
31
AGRN1
ABLU5
35
32
3
AGRN0
ABLU6
36
33
ABLU7
37
34
3
ABLU7
38
35
ABLU6
39
36
3
ABLU5
40
37
ABLU4
41
38
3
42
39
ABLU3
43
40
3
ABLU2
44
41
ABLU1
PVALID
45
42
3
ABLU0
46
43
47
PCLK
44
48
45
1
49
50
NC/ AF745L
AF450P-A2G1T/CMO/AU
For CPT 20 inch
BACKLIGHT
8
+3.3V_PANEL
R166
3
PPWR
4.7K/6
C137
1uF/6
BRIGHTNESS 8
3
2
LVDS SIGNAL OUTPUT PORT
TXA0-
TXA0-
TXA0+
TXA0+
LVDS
TXA1-
TXA1-
TXA1+
TXA1+
TXA2-
CN7
TXA2-
TXA0-
1
TXA2+
TXA1-
TXA2+
3
+3.3V_PANEL
TXA2-
5
TXAC-
TXAC-
7
TXAC-
9
TXAC+
TXA3-
TXAC+
11
R157
TXB0-
13
TXA3-
TXA3-
15
TXB1-
17
TXA3+
NC/10K
TXB2-
TXA3+
19
TXBC-
21
TXB3-
23
TXB0-
TXB0-
25
27
TXB0+
TXB0+
29
R159
TXB1-
NC/ 1841-30P
TXB1-
TXB1+
NC/0R
TXB1+
TXB2-
Panel_Power
TXB2-
Panel_Power
TXB2+
TXB2+
C116
C117
TXBC-
0.1uF/6
TXBC-
47uF/16V
TXBC+
TXBC+
TXB3-
TXB3-
TXB3+
TXB3+
L3
+12V_IN
1
2
NC/Bead_121_4A/8
L4
+5V_IN
1
2
Bead_121_4A/8
L5
1
2
NC/Bead_121_4A/8
Q6
1
8
2
7
R164
R165
3
6
4
5
SI9435
NC/0R
1K/6
Q7
CH3904
2
GND
Title
Size
Date:
2
1
OUTPUT
D
TXA0+
2
TXA1+
4
R155
+3.3V_PANEL
TXA2+
6
8
TXAC+
10
TXA3+
NC/0R
12
TXB0+
R156
14
16
TXB1+
18
TXB2+
NC/10K
20
TXBC+
22
TXB3+
24
26
28
30
R158
NC/0R
C
B
Panel_Power
L6
Bead_121_4A/8
C135
C136
22uF/25V
0.1uF/6
A
AT2002 ,20" TV
PANEL LVDS/TTL OUTPUT
Document Number
R e v
HUDSON PLATFORM
B3C
SCHEMATIC1
Monday, June 26, 2006
Sheet
5
o f
8
1

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