Read Panasonic SB-WA840EB Service Manual online
11.2. Transformer Circuit and AC Inlet Circuit
F1
250V 2A
C555
35V4.7
CN502
FC502
FC501
D500
R589
10K
D500
B0AACK000004
Q516
B1GACFJJ0016
SYNC SWITCH
PCONT
D.GND
SYNC
SYS6V
R578
10K
R580
22
R587
2.7K
C556
0.01
C557
16V22
C559
0.01
R579
3.3K
Q517
B1BACG000036
VOLTAGE REGULATOR
Q515
B1AACF000089
DC DET SWITCH
JK500
W1
R401
220K
R590
1K
Q515
Q519
B1AACF000089
DCDET SWITCH
D527~D530
B0EAKM000122
D525
B0BA6R600008
T501
G4C8AHK00006
T502
G4C2AAJ00005
H503
/W503
C558
16V1000
W2
L500
ELF15N035AN
SUB+B
HELP
2
4
6
7
5
3
1
R588
150
D528
RLY501
K6B1AEA00003
3
4
1
2
Z501
ERZV10V511CS
D527
D530
D529
SCHEMATIC DIAGRAM-3
TRANSFORMER CIRCUIT
: +B SIGNAL LINE
: -B SIGNAL LINE
TO
POWER CIRCUIT
(CP502) ON
SCHEMATIC
DIAGRAM-2
AC INLET CIRCUIT
14
13
12
11
10
2
4
6
8
9
9
7
5
3
1
15
TO
POWER CIRCUIT
(CN503) ON
SCHEMATIC
DIAGRAM-2
17
16
15
14
13
12
11
10
9
7
6
3
2
AC IN
230 -240V
50Hz
20
SB-WA840EB
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