Panasonic SA-AK22 Service Manual page 62

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