16.3. (B) Main Circuit
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 4
14
13
12
11
10
2
4
6
8
9
7
5
3
1
CN2805
BOTTOMSW
PLUNGER
POSITION
5V
DGND
CD_SW2
PGND
CD_SW1
OPEN
CLAMP
CHG_CCW
CD8V
CHG_HALF
CHG_CW
TO
CD LOADING
CIRCUIT
(CN1) ON
SCHEMATIC
DIAGRAM-12
CHG_CW
CHG_HLF
CHG_CCW
CHG_SW1
CHG_SW2
VREF+
CHG_AD1
TO
DECK
CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM-15
CHG_AD2
CN2803
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
: AUX SIGNAL LINE
R2944
10K
R2945
47K
R2946
47K
R2943
10K
R2942 22K
R2941 12K
SW5V
R2940 220
R2939 22K
R2938 12K
CD8V
CHG_PLR
Q2937
MOT10V
C2936
0.47
D2936
B0EAKM000117
Q2936
Q2937
B1GBCFJJ0039
PLUNGER MOTOR
SUPPLY CONTROL SWITCH
R2937
10K
R2936
1K
Q2936
B1ACKD000004
CD MOTOR SUPPLY SWITCH
10
11
12
13
14
1
2
4
6
8
9
7
5
3
CR02
MOTOR
BP1
DECK1_H
DMT
MOT+B
REC_H
+15V
RECINR
RECINL
AFGND
PBR
PBL
MOT10V
/REC
+15V
REC_R
REC_L
PBR
PBL
JK2801
RCH
AUX
LCH
R2216
12K
R2217
2.7K
C2217
100P
C2216
680P
R2116
12K
R2117
2.7K
C2117
100P
C2116
680P
AUXL
C2998
0.1
-9V
R2192
0
R2191
1K
C2192
0
R2193
100K
C2193
0.1
R2292
0
R2291
1K
C2292
0
R2293
100K
C2293
0.1
C2194
16V10
R2197
1K
LO_L
C2294
16V10
R2297
1K
LO_R
Q2181
C2182
8200P
C2181
8200P
R2183
5.6K
HI_L
C2183
1
R2184
3.3K
R2181
3.3K
R2182
18K
Q2281
R2283
5.6K
C2283
1
R2281
3.3K
R2282
18K
HI_R
C2282
8200P
C2281
8200P
R2152
0
Q2181,Q2281
B1ABCF000131
HPF FREQ AMP SWITCH
R2284
3.3K
DECK1_H
/MTR
C2976
16V10
R2252
0
MOGND
AUXR
: RECORD SIGNAL LINE
: PLAYBACK SIGNAL LINE
SW5V
Q2978
R2976
0
R2977
0
C2184
1500P
C2284
1500P
C2191
0
C2291
0
+9V
Q2978
B1GDCFJJ0023
SWITCH
Q2980
B1GDCFJJ0023
DECK MOTOR SWITCH
R2154
100K
R2254
100K
+9V
D2813
B0ACCK000005
DCDET
D2811
B0ADCJ000020
SW5V
CD7.5V
R2899
47K
VREF+
SUB1
R2296
10K
R2196
12K
C2552
100P
L2996
ERJ3GEY0R00V
65
SA-AK631PL
Summary of Contents for SA-AK631
Page 8: ...7 Accessories Remote Control FM Antenna AC Cord AM Loop Antenna 8 SA AK631PL ...
Page 9: ...8 Operation Procedures 9 SA AK631PL ...
Page 10: ...10 SA AK631PL ...
Page 59: ...15 Voltage Measurement 59 SA AK631PL ...
Page 60: ...60 SA AK631PL ...
Page 92: ...21 Troubleshooting Guide 92 SA AK631PL ...
Page 94: ...22 1 Deck Mechanism RAA3412 S 22 1 1 Deck Mechanism Parts Location 94 SA AK631PL ...
Page 95: ...95 SA AK631PL ...
Page 98: ...98 SA AK631PL ...
Page 100: ...22 3 Cabinet 22 3 1 Cabinet Parts Location 100 SA AK631PL ...
Page 101: ...101 SA AK631PL ...
Page 112: ...22 6 Packaging 112 SA AK631PL PRT0412 D S J N A E ...