Panasonic SB-WA920PP Service Manual page 36

SCHEMATIC DIAGRAM-2
POWER CIRCUIT
D509, D533
B0BA5R100013
C567
C560
D509
50V10
50V10
Q511
B1BACG000009
VOLTAGE REGULATOR
C543
1000P
R568
150
C544
50V100
C572
50V100
R560
150
C573
1000P
Q512
B1BCCG000021
VOLTAGE REGULATOR
R600
D563
47K
D563-D566
R601
B0BA01900005
47K
D565
C565
0.1
R593
R591
4 3
6.8K 470K
C562
IC502
0.01
C0AABB000055
DUAL LOW-NOISE OP AMP
C563
0.15
C561
R575 5 6
6.8K 50V2.2
C522
0.047
R537
10
R598 R608
1.5K 1.5K
R567 R609
1.5K 1.5K
D533
C546
100V3300
C545
0.1
R570
10K
R569
3.9K
R561
3.9K
R610
4.7
D564
D566
: MAIN SIGNAL LINE
: -B SIGNAL LINE
R597
10K
C564
R594 10K
1200P
R592
R403 KTC3199GRTA
68K
100K
DC DETECT SWITCH
Q514
R599
2 1
22K
R571 C568
0.01
3.3K
7 8
R596
47K
C519 C518
0.047 0.047
R534 R533
10 10
C523
0.047
C569
0.047
R538
10
C550
0.01
K4CZ01000027
C547 C548
100V4700 100V4700
R565 3.9K
D599 B0FBAM000009 D598
D597 B0FBAM000009
C553
0.1
Q513,Q514
Q513
R572
22K
CN506
3
2
R595 R573
1
100 0.1
H505B/W505
3 3
2 2
SLI325URCT31
1 1
H505A/W505
1
PCONT
2
DGND
3
SYNC
4
SYS6V
5
HELP
6
7
E500
10
9
8
7
6
C549
5
100V3300
4
3
2
B0FBAM000009
1
1
C554
0.1
2
3
4
5
6
7
8
9
FP1
K5G502AA0002
10
11
FP1 5A
12
13
14
15
JK501
1
SRRch
2
3
SRLch
4
5
CENTER
6
TO
AMPLIFIER
CIRCUIT
(H605/W605) ON
SCHEMATIC
DIAGRAM-4
R577
1.5K
D524
LED
CIRCUIT
CP502
TO
AC INLET
CIRCUIT
(CN502) ON
SCHEMATIC
DIAGRAM-3
CN601
TO
AMPLIFIER
CIRCUIT
(H601/W601) ON
SCHEMATIC
DIAGRAM-4
CN503
TO
TRANSFORMER
CIRCUIT
(H503/W500) ON
SCHEMATIC
DIAGRAM-3