Panasonic SB-WA920PP Service Manual page 35

SCHEMATIC DIAGRAM-1
POWER CIRCUIT
E501
K4CZ01000027
CN501
AC1
1
DC_DET
2
AC2
3
SYS6V
4
HP_CNT
5
D.GND
6
FL
7
SUB+B
8
A.GND
9
A.GND
10
FR
11
SL
TO
12
MAIN CIRCUIT
A.GND
13
(JK2000) OF
SR
SA-HT920P/PC-S
14
C
15
A.GND
16
SW
17
A.GND
18
PCONT
19
FAN_DRIVE
20
SYNC
21
FL
22
AC2
23
FL
24
AC1
25
FAN_DRV
1
L_in
2
GND
TO 3
R_in
AMPILIFER CIRCUIT
4
(H602/W602) ON
ACIN
5
SCHEMATIC
HMUTE
6
DIAGRAM-4
DCDET
7
GND
8
CN602
+
1
TO FAN
-
2
CN507
C551
0.01
26 25 24 23 22 21 20
R501
4.7K
R502
4.7K
R506
15K
R505
15K
C503
1000P
R509
4.7K
SUBW
R511
15K
R550
10K
R512
R551
15K
10K
C516
0.01
C517
R544
R402
100
1K
R541
100
R542
100
D504
B0AACK000004
D503
MA2C700A0F
R547
D503
390K
C534 R548
330K
50V33
R603
10K
D560
Q557
D560
B0AACK000004
D558,D559
B0AACK000004
D559
R583
100
R584
47K
: -B SIGNAL LINE
: +B SIGNAL LINE
IC501
19 18 17 16 15 14 13 12 11
R513
56K
C507 18P
R514 56K
C508 18P
R524
120K
R516 56K
R526
C510 22P
120K
R525
150K
R515 56K
C509 22P
C513
0.047
C515
0.01
0.01
R530
R532
Q520 4.7K
Q503
B1GCCFJJ0015
INTERFACE SWITCH
Q506
B1GCCFJJ0015
INTERFACE SWITCH
R546 1K
R545
220K
Q557
2SD0592ARA
FAN MOTOR DRIVE
Q554
B1ACCF000063
FAN MOTOR DRIVE
Q554
C575
R582
0.01
D558
220K
Q555
C576
50V 10
2SD0592ARA
R566 22 R605 22
FAN MOTOR DRIVE
R607 22 R606 22
C577
16V 10
: MAIN SIGNAL LINE
8 4 3 2
10 9 7 6 5 1
R529
22K
1
R531 1
Q503
KTC3199GRTA
SWITCH
Q502
Q501
R611
10K
B1ACCF000063
R581
FAN MOTOR DRIVE
6.8K
C574
R564
0.01
220K
Q553
D555
D556
B0AACK000004
B0BA01100004
C570 R563
25V 330 1K
Q555
Q553
2SD0592ARA
FAN MOTOR DRIVE
IC501
RSN311W64B-P
POWER HIC
D501-D502
B0JAPG000019
Q501-Q502
KTC3199GRTA
SWITCH
D562
C580
B0AACK000004
50V 2.2
Q552
R562 R558
100K
4.7K
R559
Q552
10K
R602
C578
4.7K
0.01
C579
0.01
R604
2.2M