Service manual

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
R228=4.7K, R229=1.8K, C287=0.1uf
if LM1117-ADJ is stuffed ;
R230=2.2K, R231=3.3K, C289=0.1uF
if LM1117-ADJ is stuffed ;
R223=4.7K, R224=3.9K, C272=0.1uF
if LM1117-ADJ is stuffed ;
R234=3.3K, R235=1.8K, C294=0.1uF
if LM1086-ADJ is stuffed ;
OPAL SINGLE CHANNEL
A
CORE POWER
B
10 11Friday, March 10, 2006
AMOI
Title
Size Document Number Rev
Date: Sheet
of
Confidential
V33AADJ V25SWADJV20SWADJV18AADJ
V18AVCC V18A V33AVCC V33A VCC V25 V25VCC V18V18V33
R224
0
C296
100uF
12
C289
0.1uF_NS
C288
0.1uF
R223
0_NS
C279
47uF
12
C274
470uF
12
R2280_NS
R235
0
C286
0.1uF
C277
47uF
12
R2290
R2300_NS
U21
LM1117-3.3
1 2 3
4
ADJ Vo2 Vin
Vo4
L65A
C295
0.1uF
C272
0.1uF_NS
U20
LM1117-1.8
1 2 3
4
ADJ Vo2 Vin
Vo4
C294
0.1uF_NC
C271
0.1uF
C287
0.1uF_NS
C292
100uF
12
C276
0.1uF
C273
0.1uF
L64A
U18
LM1117-2.5
1 2 3
4
ADJ Vo2 Vin
Vo4
R234
0_NC
R2310
C270
470uF
12
U23
LM1086-1.8_TO263
1 2 3
4
ADJ Vo2 Vin
Vo4
C278
0.1uF
45