Read Panasonic SA-VKX20GA / SA-VKX20GC / SA-VKX20GS Service Manual online
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25
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28
15
16
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18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
J
SMPS CIRCUIT
SCHEMATIC DIAGRAM - 19
SA-VKX20GA/GC/GS SMPS CIRCUIT
2/2
1/2
TO SMPS
SECTION (1/2)
SECTION (1/2)
P1
3
1
2
4
K
TO
VOLTAGE SELECTOR
CIRCUIT
IN SCHEMATIC
DIAGRAM - 20
VOLTAGE SELECTOR
CIRCUIT
IN SCHEMATIC
DIAGRAM - 20
: +B SIGNAL LINE
: -B SIGNAL LINE
SYS3.3
400V180...GC
400V220...GA/GS
400V220...GA/GS
C5712
6
7
5
2
4
3
8
1
IC5799
MIP2F20MSSCF
F0CAF224A105
C5703
0.22
3
2
1
4
B0FBAR000043
D5701
10K
R5893
SYNC
C5899
10V220
D5730
MA2YF8000L
R5706
820K
D5798
B0EAMM000057
220K
R5704
220K
R5705
R5798
22
C5798
25V220
4
3
1
2
PC5702
B3PBA0000402
4
3
1
2
B3PBA0000402
PC5799
100
R5897
Q5898
IC5899
C0DAEMZ00001
B1ABCF000176
R5896
100K
C5897
0.1
2.2K
R5890
150
R5894
B0EAMM000057
D5896
B0HAMP000094
D5793
C5790
2200P
R5891
33K
200K
R5786
9
10
7
8
1
6
ETS19AB2E6AG
SUB TRANSFORMER
SWITCHING POWER
SUPPLY CONTROL
T5751
1K
R5892
15K
R5895
0.1
C5898
A
R
1
3
C
2
SWITCH
SYNC SWITCH
FEED BACK
FB
S
S
D
NC
VDD
CL
VCC
5
4
2
3
SHUNT REGULATOR
(RED)
TL8*
(BLK)
TL7*
C5711
400V220
C5795
1
15K
R5797
R5795
470K
1000P
C5794
B0BC9R000008
D5795
0.1
C5796
C5705
F1BAF471A013
470P
C5704
F1BAF471A013
470P
C5708
F1BAF1020020...GC
1000P...GC
F1BAF471A013...GA/GS
470P...GA/GS
C5706
F1BAF471A013
470P
C5707
F1BAF1020020
1000P
ERZV10V511CS
110V~127V/220V~240V
50Hz/60Hz...GA/GS
220V~240V
50Hz/60Hz...GC
AC IN
2
3
4
1
L5703
G0B612H00002
1.5M
R5708
1.5M
R5709
DZ5701
C5701
0.1
F0CAF104A105
ZA5701
P5701
ZA5702
T6.3AL 250V...GA/GS
T4AL 250V...GC
T4AL 250V...GC
F1
TH5702
D4CAA2R20001
GND
GND
470P
F1BAF471A013
C5700
L5702
ELF22V020A
2
3
4
1
FOR GC
FOR GA/GS
FOR GC
FOR GA/GS
FOR GC
FOR GC
FOR GA/GS
FOR GA/GS
NOTE: “ * ” REF IS FOR INDICATION ONLY
GC GA/GS
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