Key Board Connector/Dc Power - Acer AL1922 Service Manual

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Key Board Connector/ DC Power
CN701
GND
1
2
ON_OFF
GND
DIM
3
4
VCC12V
VCC12V
5
6
GND
7
8
GND
+5V
9
10
+5V
GND
GND
11
12
CONN
+5V
R701
Brightness
1K
1/16W
 
R702
PWM0
1K
1/16W
 
+3.3V
R715
R714
10K
1/16W
10K
1/16W
 
 
R706 22K
 
1/16W NC
R707 30K
 
1/16W
R708 47K
 
1/16W
R709 22K
 
1/16W
R710 30K
 
1/16W
LBADC1
LBADC2
R725 47K
 
1/16W NC
R717
4.7K
1/16W
 
POWER_ON
FB701
600 OHM
CN703
1
2
3
4
FB702
600 OHM
5
6
7
8
9
10
OUT-L+
11
12
OUT-R+
OUT-L-
13
14
OUT-R-
CONN
2004/11/23 C604->C727 C605->C728
FB703
600 OHM
C725
100pF
+12V
R716
PBIAS
4.7K
 
1/16W
C704
VCC5V+
+5V
D709
0.1uF
SMAL340XXXRO
C702
+
C703
100uF/25V
0.1uF
C701
1uF/25V
+3.3V
C713
R711
0.1uF
10K
 
1/16W
GND
DVI-DSUB SELECT
KEY_MENU
KEY_RIGHT
KEY_AUTO
KEY_LEFT
Mute_key
KEY_POWER
+5V
+12V
2004/11/26
R326->R726 PAGE3
+5V
R726
D712
10K
 
1/16W
R727 100
1/16W
LL4148
 
R728 10K
 
1/16W
AUDIO_SD
R729 100
 
1/16W
D711
C727
C728
LL4148
1uF/25V
1uF/25V
+5V
R719
470
 
1/16W
R718
PWM1_VOLUME
10K
 
1/16W
C724
1uF/16V
0805
+3.3V
VCC5V+
+3.3V
TO-252
U702
3
2
VIN
VOUT
1
ADJ
C708
+ C709
C710
0.1uF
AIC1084-33CE
47uF/25V
0.1uF
+3.3V
LED_BLUE#
R712
C726
120
1/16W
0805
1uF/25V
 
R703
1
Q702
LED_GRN
4.7K
 
1/16W
PMBS3906
DVI-DSUB SELECT
LED_GRN#
KEY_AUTO
KEY_RIGHT
KEY_POWER
C723
C715
C716
1000pF
1000pF
1000pF
GND
GND
GND
GND
D701
D702
D703
D704
BAV99
BAV99
BAV99
BAV99
C714
1000pF
GND
56
VCC5V+
4
D710
TO-263
SMAL140
U701 AIC1084-18CM
3
2
VI
VO
C705
C706
0.1uF
47uF/25V
+3.3V
R723
0
1/16W
 
Q704
PMBS3906
1
R724
+3.3V
LED_BLUE
4.7K
 
1/16W
R722
470
 
1/16W
CN702
1
2
LED_BLUE#
LED_ORANGE#
3
4
KEY_MENU
5
6
7
8
KEY_LEFT
9
10
Mute_key
11
12
OUT-L+
13
14
OUT-R+
OUT-L-
15
16
OUT-R-
CONN
C717
1000pF
C718
C719
C720
1000pF
1000pF
GND
GND
D705
D706
D707
GND
BAV99
BAV99
BAV99
C711
1000pF
1000pF
2004/11/23 パCN3XXэΘCN7XX
715L-1439-C
Title
PANEL POWER
Size
Document Number
B
gm5321
Date:
Friday, November 26, 2004
+1.8V
+1.8V
4
+
C707
0.1uF
R713
120
 
1/16W
Q703
PMBS3906
1
R704
LED_ORANGE
4.7K
 
1/16W
1000pF
D708
C722
BAV99
1000pF
GND
+5V
C721
Rev
C
Sheet
3
of
4

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