Panasonic SA-AK110P Service Manual page 63

SCHEMATIC DIAGRAM - 12
: +B SIGNAL LINE
POWER CIRCUIT
IC501
RSN35H2-P
HIC
R545
56K
R546
56K
FAN
1
DC_DET
2
MUTE_H
3
+15V
4
TO
LCH
5
MAIN
RCH
CIRCUIT
6
(CN300) ON
A_GND
7
SCHEMATIC
LO_L
DIAGRAM-6
8
LO_R
9
10
11
T GND
12
CN500
15V VOLTAGE REGULATOR
P GND
1
B1AAKD000009
D GND
5V VOLTAGE REGULATOR
2
uP GND
3
KRA110MTA
4
CURRENT LIMITING SWITCH
TO
CD8V
(SHORT CIRCUIT PROTECTION)
5
MAIN
CIRCUIT
6
(CN301) ON
7
SCHEMATIC
DIAGRAM-6
LED 9V
8
MOT10V
Q508
9
+9V
10
-9V
11
SW5V
12
CN501
D508
B0BA5R600016
: -B SIGNAL LINE
IC501
14 13 12 11 10 9 8 7 6 5 4
C501
0.01
C240 R450
470P 330K
C443
C442
100V10
470P
C440 C441
820P 15P
C242
820P R449
68K
R448
15K
R246
15K
D502
B0BA01500003
Q514
Q514
Q503
B1AAGC000006
KTC2026
HEADPHONE
MUTING SWITCH
Q508
Q504
KTA1046
CURRENT STABILISER
SWITCH
Q506 Q507
KTC3199GRTA
10V VOLTAGE REGULATOR
D504
R524
B0AACK000004 B0BA9R600002
2.2
Q503
R521
C509 R522
2.7
0.01 3.3K
D505
1T3T
C513 C510 R523
25V10 25V100 470
C514
0.01
R532 D507
D508
150 1T3T
63
: MAIN SIGNAL LINE
3 2 1
C450
15P
R250
68K
C444
0.1
C244
0.1
C447
0.1
C246
0.1
R455
10
R255
10
C503
C502 R506
1000P
6.3V220 100K
Q513
Q512
Q512-Q513
B1AAGC000006
DC DETECT SWITCH
Q501
KTC2026
10V VOLTAGE REGULATOR
Q502
KTA1046
VOLTAGE SUPPLY SWITCH
Q505
KTA1267GRTA
CURRENT CONTROL SWITCH
R507
R509 R508
330
330 330
Q501
R511 R510
2.7K
560
C504
D501
0.01
R512
2.7K
R514
Q505
3.3K
Q502
C505
16V100
R516 R515
15 27
D501
R520 R518 R517
R519
2.7 2.7 2.7
2.7
Q504
R528
C511
Q506
D504
10K
0.01
Q507
R529 C512
D509
330 25V33
B0BA9R600002
SA-AK110P /
GND_L
1
-
GND_R
2 -
FULL
OUT_L
RANGE
3 +
SPEAKER
OUT_R
4 +
JK952
1
VCC+
2
VCC-
3
TO
4
TRANSFORMER
AC GND
CIRCUIT
5
(CN950) ON
6 SCHEMATIC
ACIN
DIAGRAM-13
7
SUB B
8
9
SUB+B
GND
H950/
W950
C530
0.18
E500
R530
1.2K