Panasonic SA-PM31PC - Main Circuit

17.2. Main Circuit
Q200
KRA102STA
MUTTING SWITCH
AUXMUTE
Q223,Q423
B1ABCE000016
MUTTING SWITCH
Q423
R275
1.8K
R476
3.9K
R475
1.8K
R273
1K
R473
1K
R274
1K
R474
1K
Q224
C412
1000P
C211
470P
C411
470P
R211
1.8K
R411
1.8K
L203
J0JBC0000019
CD_R
R420
2.7K
R220
2.7K
R421
12K
R221
12K
C417
1000P
C217
1000P
R422
1K
R222
1K
Q222,Q422
B1ABCE000016
MUTTING SWITCH
Q422
R424
3.9K
C214
220P
C414
220P
Q400
KRA102STA
MUTTING SWITCH
TMUTE
Q424
Q223
AUX
Q222
C326
0.01
PORTSL
CL
SDA
TUNED
LCH
STEREO
RCH
T9V
TGND
10
2
4
6
8
9
7
5
3
1
CL
SDA
TUNED
TUN_L
ST
TUN_R
T10V
C301
0.1
C201
16V330P
D201
B0BC01000014
R201
180
PBL
PBR
TUN_L
TUN_R
CN101
JK303
: MAIN SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: +B SIGNAL LINE
: FM/AM SIGNAL LINE
: CD SIGNAL LINE
: AUX SIGNAL LINE
CD_L
3
1
2
Lch
Rch
C380
0.1u
SW5V
C381
50V2.2
AUX_L
AUX_R
AUX_L
AUX_R
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
19
21
20
18
16
PLUNGER
MOTOR
PGND
DECK_AD2
MO10V
DECK_AD1
+9V
PBL
PBR
DECK_A_GND
GND1
REC_L
REC_R
REC
DMT
DVREF+
DGND
9V GND
KEY2 (TAPE_EJECT)
PHOTO
Q309
KRC101STA
PLUNGER SWITCH
DECK_AD2
MO10V
DECK_AD1
+9V
PBL
PBR
REC_L
REC_R
REC
DMT
DVREF+
KEY2 (TAPE_EJECT)
PHOTO
PLUNGER
MOTOR
R462
10
Q310
KRC101STA
MOTOR SWITCH
CN309
C603
0.001
C605
0.022
C604
0.022
L602
G0C100JA0030
L600
J0JBC0000019
L601
J0JBC0000019
JK600
HEADPHONE
HP_R
HP_L
HP_GND
HP_SW
2
7
4
5
6
3
1
C619
0.1
CD3.3V
R414
10K
R214
10K
C212
1000P
TO
TUNER PACK
Z301
ENG06810QF
WA116
WA115
IC305
C0DBZGC00067
3.3V REG IC
CD3.3V NC Vstby GND Vin
TO
DECK CIRCUIT
(CN1305) ON
SCHEMATIC
DIAGRAM-10
Q201
B1ABCE000016
REGULATOR
Q224,Q424
B1ABCE000016
MUTTING SWITCH
WA214
WA414
WA212
WB203
5
4321
MAIN CIRCUIT
SCHEMATIC DIAGRAM-3
C200
1000P
C400
0.018
73
SA-PM31P / SA-PM31PC