B) Main Circuit - Panasonic SA-AK230GCP Service Manual

17.3. (B) Main Circuit

SCHEMATIC DIAGRAM - 4
MAIN CIRCUIT
CR02
1
MOTOR
2
BP1
3
DECK1_H
4
DMT
5
TO
MOGND
DECK
6
CIRCUIT
MOT+B
7
(CN1001) ON
REC_H
SCHEMATIC
8
DIAGRAM-13
+15V
9
RECINR
10
RECINL
11
AFGND
12
PBR
13
PBL
14
CN2803
RCH
L2996
ERJ3GEY0R00V
AUX
LCH
JK2801
CHG_CW
14
CHG_HALF
13
CD8V
12
CHG_CCW
11
TO
R2942
CLAMP
CD LOADING
10
CIRCUIT
R2941
OPEN
9
(CN1) ON
CD_SW1
SCHEMATIC
8
DIAGRAM-10
PGND
C2936
7
0.47
CD_SW2
6
DGND
5
R2940
5V
4
POSITION
R2939
3
BOTTOMSW R2938
2
PLUNGER
1
CN2805
D2936
B0EAKM000117
CD MOTOR SUPPLY SWITCH
: PLAYBACK SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE : RECORD SIGNAL LINE
Q2978
B1GDCFJJ0023
SWITCH
Q2978
MOT10V
R2976
0
REC_R
REC_L
C2976
16V10
C2998
R2216
0.1
12K
R2217
C2217
C2216
100P 2.7K
680P
R2117
C2116 C2117
2.7K
680P 100P
R2116
12K
R2943 R2946 R2945
R2944
10K
47K 47K
10K
CHG_CW
CHG_HLF
CHG_CCW
22K CHG_AD1
CHG_AD2
12K
CHG_SW1
CHG_SW2
220
22K
Q2937
12K
CHG_PLR
R2936
1K
R2937
10K
MOT10V
Q2936
Q2937
Q2936 B1GBCFJJ0051
B1ACKD000005
PLUNGER MOTOR
SUPPLY CONTROL SWITCH
: AUX SIGNAL LINE
: MAIN SIGNAL LINE
Q2980
B1GDCFJJ0023
DECK MOTOR SWITCH
R2977
0
/REC
+15V
PBR
PBL
R2184
3.3K
HI_L
AUXR
R2284
AUXL
3.3K
HI_R
VREF+
R2715
C2708
10K
16V100
Q2706
2SD0601AHL
CD8V
SWITCH
DCDET
D2703, D2704, D2705
-9V
R2712
SW5V
22
R2702
SW5V 3.3K
R2704
0
Q2701
R2706
R2701
C2701
2.2M 4.7K
0.01
C2706
0.01
FAN
63
W2917
ERJ3GEY0R00V
D2813
D2811
B0ACCK000005
B0ADCJ000020
C2181
C2183
R2181
0
0 0
C2281
R2281
C2283
0 0
0
Q2705
D2704
R2714
D2705
120K
R2711 R2707
100 1K
R2713
B0ACCK000005
100K
Q2701
2SD0592ARA
SWITCH
R2705
4.7K
Q2704,Q2705
2SB0709AHL
LOW FREQUENCY AMPLIFIER
Q2704
R2708
10K R2709
100K
SA-AK23 0GCP
R2899
47K
R2154
100K
R2252
0
R2254
100K
R2710
220K
D2703
C2707
10V10
C2705
16V10
2
1
CN2810
TO FAN UNIT