Panasonic SA-PTX7P Service Manual page 169

23.6. Power P.C.B.
H
J
POWER P.C.B. (REP4233A)
G
CAUTION
RISK OF ELECTRIC SHOCK
AC VOLTAGE LINE.
PLEASE DO NOT TOUCH THIS P.C.B
F
E
D
ZJ721
3 2
C
B
A
1 2 3
CN724
2 1
BLU BWN
R789
C797
D734
4- 3~ 2~ 1+
6 1
D724
IC725
C751
7 3
R742
C754
R747
D733 D726
C744
CA NC A
W5 R737 R736
T721
(TRANSFORMER)
1 2 4 5 6 7
R735
Q724
E
C B
D731
R743
C749
C747
D727
D728
PC721
R744
4 3
16 15 14 13 12 11 10 9
1 2
R746 R745
W12
C762
W1
R755
HEATSINK
R757
R767
R756 D725 D758
C799
W2
A CA A A CA A
1 IC727
W6
E B
C771
2 3 1
W3
C
QR732 W70
4 5 6
CN722
W61
12 11 10 9 8 7 6 5 4 3 2 1
W30 W64
W29
W65
W31
QR734
B
E
C781
L727
PP703
C
D760
7
6 D751
5
C792 L736 C791
L737
D754 W36
4
D763
W52
3
2
W53
1 C789
C790 W54
L734
L735
W57
QR733
E B
R791 W58
C784
C
L732
W39
PP702 D753
7
D762
6 C737
3
C794
L731
5
IC722
4
3
3
R790
2
IC723
L739
L738
C798 1 5
1
3 1 Q729
L726
5
1
4 6
D723 QR730
C776
C758
E B
W23
Q721
C
D721
PP701 W24
B
R725 L725
4
C725
R721 C
E B
3
Q728
E Q722 R787
2 W33
C C724 E B
1 B
C759
Q723 R726 W34
C
L740 C
R786
R750
R751
E
R764
C755
L724
C768
3 2 1
IP722
Q727
R765
T722 B QR735 4 5
2
(SWITCHING C
1 3 C C
K722
TRANS-
4 B E
E B E
FORMER)
K724
Q725
9
5
D740
8 6
7
LB725
R766
LB727
CN725 1 2 3 4
R795
PbF 3218A 3218A
LB726
7 8
169
ZJ722
W62
3 2 1
CN723
1
2
3
4
W67
5
6
7
W68
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
W59
W60
CN721
4
(TO HDD)
3
W48
2
W49 1
9 10 1 1
SA-PTX7P
SA-PTX7P
POWER P.C.B.
12 13