Smps And D-Amp P.c.b. (Sa-Akx74Ph/Pn-K) - Panasonic SA-AKX74PH Service Manual

4.2.

SMPS and D-Amp P.C.B. (SA-AKX74PH/PN-K)

With reference to original service manual (section 17.7) on page 112.
M
SMPS P.C.B. (REP4783JA...PN)
H
C5728
Q5722
C5720
R5728 D5721
E B D5723
R5721
R5729
D5722
C B C E
R5723
Q5720
D5728
Q5721
E B
G
TP1
C
PC5701
1 4
2 3
D5702
W5509
C5722
D5731
CN5801
R5703
K9...PN
6
C5727
5 C5713
4 T5701
(MAIN TRANSFORMER)
3
1 2 4 5 6 7 8
2
F
1
4 3
W5536
PC5720
E
1 2
QR5810
C 18 17 16 15 14 13 12 11
R5808
B E W5508
QR5801
C
HEATSINK
B E C5822
C5819
C5843
D5803
W5537
W5513 D5802
QR5802
W5506
E B
R5835
C5813
D C
C5808
R5840
R5834
QR5812 W5514
E B R5866
IC5801
C
R A K
C R5837
R5863
B E Q5899
C5805
R5862 R5865 C5818
R5861 R5841
R5864 R5805 R5814
R5860 C5870
C5869 R5803
Q5860 Q5861 C5810
R5804
E B E B E B
Q5862
C5831 C5832
C C C
C QR5811
W5511
R5800 C
W5603
D5804
B E
W5522
R5898
CN5802
15 14 13 12 11 10 9 8 7 6 5 4
C5812 C5900
R5701
B
A
NOTE: " * " REF IS FOR INDICATION ONLY.
1 2
3
R5722
D5724
W5527
HEATSINK
C5725
D5701
C5726 IC5701
-4
6 4 1 K5740
W5526
7 5 3 2
~3 K5741
R5705
9 ~2
+1 C5701
PRI
SEC
C5712
W5533
W5529
L5701
4 1
10
C5821
C5820
K5711
3 2
C5796
D5801 C5795
R5708 R5709 P5701
IC5799
W5534
DZ5701
8 1
R5832
ZA5702
7 2 W5530
W5524
3
C5708
R5833 5 4
F1
D5798 8A 125V
W5531
W5525
R5798 R5706 W5532
W5601
ZA5701
1 2 3 4 5 6
R5836
4 3 2 1
PRI
IC5899
SEC
R R5891
1 2 3 4
A
10 9 8 7
PC5799
PC5702
K
T5751
R5894
(MAIN TRANSFORMER)
W5521
D5896
W5523
R5893
R5890
3 2 1
Q5898
C
W5512
B E
PbF 3568AA-1 3568AA-1
4 5
L
TO SPEAKER
(SUBWOOFER)
CAUTION
RISK OF ELECTRIC SHOCK
AC VOLTAGE LINE.
PLEASE DO NOT TOUCH THIS P.C.B
AC IN
120V 60Hz
7
6 8
17
D-AMP P.C.B. (REP4804A)
ZJ5900*
CN5902
3
QR5900
1 3 5 7 9
Q5902
C Q5905
C5956 2
C
C 2 4 6 8
QR5901 1
B E
C B E
B E
W5048
B
R5908 R5904
C
B E
E
Q5903
C5951
D5904
4-SWR-
K5904
L5903
3-SWR+
R5933
2
2-SWL-
K5905
D5906
1-SWL+
D5905
C5945
1
C5954
C5924 C5925 C5937
K5901
W5023
IC5900
1 3 5 7 9 11 13 15 17
JK5901 Q5907 Q5906
C5930 C5938
C5921 C5923
C C Q5901
R5906
C
2 4 6 8 10 12 14 16 18
B E B E
B E R5911 R5940
R5901
R5923 R5935
C5915
R5921
R5922
W5045
HEATSINK
9 10 1 1
ZJ5901*
1
2
3
4
5
W5031
6
L5902
C5906
C5910
4
C5908
C5905
C5909
3
C5907
C5947
C5946
TH5900
19 21 23
C5939 R5926
20 22
R5929...AKX74
PbF 3544A-1 3544A-1
ADD
(R5929...AKX74)
SA-AKX74PH/PN
SMPS / D-AMP P.C.B.
12 13