Panasonic SA-AK52 Service Manual page 41

SCHEMATIC DIAGRAM - 7
(-29.86V)<-29.85V> (-44.1V)<-43.8V>
-29.89V((-29.84V)) -43.9V((-42.9V))
[-29.94V] [-44.2V]
-VP
(-30.45V)
<-30.48V>
Q308 -30.5V
((-30.44V))
[-30.55V]
2SB621ARSTA
C358
REGULATOR
100V10
FOR FL DISPLAY
+9.0V
-9.0V
D312
RL1N4003S-P
CD7.5V
CD3.3V
SW5V
LED9V
Q311
2SD1859QRTV2
SWITCH
DC DET
+B
H_OUT_L
H_OUT_R
LO_OUT
GND1
+15V
-9.0V
/CD
PCONT
HP_SW
MUTEA
MO10V
D308 D310
DAP202KT146 DAP202KT146
DC_DET1
DC_DET2
(12.32V)<12.06V>
12.27V((12.34V))
[12.34V]
+9.0V
Q307
KRC111STA
SWITCH
DC DET
SW5V
CHG_PLGR
(0V) <0V>
0V ((0V))
[0V]
: +B SIGNAL LINE : -B SIGNAL LINE
RL1N4003S-P
R332
D313
4.7
C359 R331
0.01 4.7K
C360
63V100
R330
D315
150
MA8300MTX
C376
C377
16V220
0.01
(13V)
<12.74V> R362
12.95V
330
(13.85V) ((13.02V))
<13.85V> [13.02V]
C374
13.85V
Q311
((13.85V))
1000P
[13.85V]
(12.32V)<12.06V>
12.27V((12.34V))[12.34V]
D307
DAP202KT146
(13V)<12.74V>
12.95V((13.02V))
[13.02V]
R313
39K
(13.85V)<13.85V>
13.85V((13.85V))
[13.85V]
C331 R316
50V4.7 15K
Q350
(0V) <0V>
(9.96V) <9.96V>
0V ((0V))
9.94V ((9.95V))[9.95V]
[0V]
R349
10K
(9.95V) <9.94V>
9.93V ((9.93V))[9.94V]
Q350
R350
2SB621ARSTA
1K
SWITCH
+10V MOTOR FOR CD
(9.95V) <9.95V>
9.95V ((9.95V))[9.95V]
Q351
Q351
KRC102STA
CD SUPPLY
(0V) <0V>
0V ((0V)) CONTROL SWITCH
[0V]
41
: MAIN SIGNAL LINE
CN301
PGND
1
2
+9.0V
3
-9.0V
4
TO
5
POWER CIRCUIT
GND
6
(CP500) ON
8V
SCHEMATIC
7
CD3.3V
DIAGRAM-12
8
SW5V
9
10
LED9V
11
MO10V
12
CN300
TGND
1
15V
2
H_OUT_L
3
H_OUT_R
4
LO_OUT
TO
5
POWER CIRCUIT
GND1
6
(CP501) ON
7 SCHEMATIC
DIAGRAM-12
8
/CD
9
DC_DET2
10
PCONT
11
HP_SW
12
SA-AK52