Power Block - Acer AL707 Service Manual

J1
+12V POWER
2
4
6
GND F
+12V
R307
1
PW5V-ON
4.7K

POWER Block

+12V
FB301
1
3
C307
5
330 uF/35V
INDUCTOR-P
GND
GND
+5V
C952
L905
CAP
1 2
+A5V CHOKE
+5V
R306
U306
10K
1
S1
2
S2
3
S3
4
G
R305 4431
Q202 4.7K
MMBT3904
GND
U304
LM2596S-5.0 / Si8050
TO263
FBK
1
VIN
Vout
C308
0.1 uF
JP301
+A5V
3
2
1
C945
GND
470uF/16V
GND
+5V
+D5V R310
+D5V
8
D1
7 0
D1
6
D2
5
D2
C310
330 uF/35V
3
4
2
T300
D300
33 uH(OP)
B320
L906
1 2
CHOKE
(OP)
U305 AIC 1084
3 2
Vin Vout
C311
0.1 uF
GND
ACER Electronics Co., Ltd.
Title
POWER
Size Document Number
715L820-2-2
A
Date: Monday, October 21, 2002
+5V
C309
330 uF/35V C941
0.1 uF
GND
GND
C950
CAP
+3.3V
+3.3V
L300
1 2
(600)
C312
330 uF/35V
Rev
A
5 6
Sheet of