Service manual

1
2
3
4
5
B
C
B
B – 5
CPU POWER
REV. 2
FIG. B  4
+5V
VIN
CPUVCC
+3V
+5V
CPUVCC
+3VS
CPUVCC
SUSB#3, 6, 9, 14, 15, 19, 20,23
CPU-ONL 23
VID04
VID14
VID24
VID34
VID44
CPU_PWRG OO D3,15
1711VCC
1711REF
TON
1711VCC
1711REF
+
C343
220UF/2.5V
12
+
C393
220UF/2.5V
12
+
C407
220UF/2.5V
12
+
C27
10UF/25V
12
+
C28
10UF/25V
12
+
C342
220UF/2.5V
12
+
C362
220UF/2.5V
12
+
C335
220UF/2.5V
12
+
C382
220UF/2.5V
12
+
C341
220UF/2.5V
12
R27
1M
R23
20
R24
*O PEN
R228
1K
R233
*0
R43
240K 1%
L13
1.3 uH
1 2
Q9
SI 4416
4
8 5
1 3
7 6
2
Q8
SI 4416
4
8 5
1 3
7 6
2
Q29
SI 4880
4
8 5
1 3
7 6
2
Q30
SI 4880
4
8 5
1 3
7 6
2
R36
100K
R22
10K
R28
1M
D20
EC10QS06
1 2
C312
4.7U/25V
C320 0.1UF/25V
C321 47 0P F /25V
C41
0.1U/25V
C326 1UF /25V
C324
1UF/25V
C283
0.1UF/50V
C282
0.1UF/50V
D21
1N4148
12
Q10
2N7002
G
DS
R20
100/1206
JMP1
JOPEN
2 1
Q12
DT D114EK
C
E
B
J5
JOPEN
2 1
C323
1UF/25V
R26
*0
R231
*0
R230
*0
U26
MAX1711
6
5
9
11
21
2
20
19
18
17
16 4
3
8
14
23
13
24
10
22
1
15
7
12
ilim
cc
ref
gnds
skip
shdn
d0
d1
d2
d3
d4 fbs
fb
ton
pg nd
lx
dl
dh
gnd
bs t
v+
vdd
vcc
pg ood
R34
4m
R236
1M
R235
10K
R102
10K
R42 0
R41
*0
1206 SIZE
SHOCKY DIODE
4526
SIZE
SUSB
CPU