1-10-57
1-10-58
1-10-59
HC480SCM3
Main 3/6 Schematic Diagram
THE SAME VOLTAGE FOR
BOTH PLAY & REC MODES.
INDICATES THAT THE VOLTAGE
IS NOT CONSISTENT HERE.
MODE:
SP/REC
PLAY MODE
REC MODE
1
2
3
5.0
5.0
(2.5)
~
“ “ = SMD
MAIN 3/6 Schematic Diagram Parts Location Guide
Ref No.
Position
Ref No.
Position
Ref No.
Position
C251
N-3
C421
O-2
R321
Q-4
C252
N-3
C422
O-2
R322
Q-4
C253
O-3
C424
P-2
R323
Q-4
C254
N-3
C425
P-2
R324
O-3
C302
P-2
C428
P-1
R328
Q-3
C303
P-2
C430
P-2
R330
Q-3
C304
P-2
C431
P-2
R331
Q-3
C305
P-2
C756
I-1
R332
P-4
C307
P-2
C757
I-1
R333
Q-4
C308
P-2
C771
Q-1
R351
N-5
C309
P-2
C772
R-1
R352
N-5
C310
Q-2
C773
R-2
R355
N-4
C311
Q-3
C774
Q-2
R357
N-4
C312
Q-3
C775
R-2
R358
O-5
C313
Q-3
C776
Q-2
R360
N-4
C314
Q-3
C777
Q-2
R361
N-3
C315
Q-3
C778
Q-2
R401
O-2
C316
Q-3
R402
N-2
C317
Q-3
CL253
M-3
R403
N-2
C318
Q-3
R404
N-2
C319
Q-3
D301
N-4
R405
N-1
C320
Q-3
R406
N-1
C321
Q-3
IC301
O-2
R407
N-2
C322
Q-3
IC771
Q-1
R408
O-2
C323
Q-4
R409
O-2
C324
Q-3
L251
N-3
R411
O-2
C325
Q-4
L301
O-4
R412
O-2
C326
Q-4
L401
N-2
R413
O-2
C327
Q-4
L402
N-2
R414
O-2
C328
Q-4
R415
O-2
C329
Q-4
Q351
N-4
R416
O-2
C330
P-4
Q352
N-4
R417
O-2
C332
P-4
Q401
N-2
R421
O-2
C333
P-4
Q402
N-2
R422
O-2
C334
P-4
Q403
N-1
R425
P-1
C335
P-4
Q404
N-1
R426
P-1
C337
O-4
Q405
N-1
R429
O-2
C338
O-4
Q406
O-2
R430
P-2
C339
O-4
Q771
R-2
R431
P-2
C340
O-4
Q772
R-1
R771
Q-1
C341
O-4
R772
Q-1
C342
O-4
R251
O-3
R773
Q-1
C343
O-4
R252
N-3
R774
Q-1
C344
O-4
R301
P-2
R775
Q-1
C345
Q-4
R302
P-2
R776
R-2
C347
O-4
R303
Q-3
R777
R-2
C348
Q-4
R304
Q-2
R778
R-2
C351
N-4
R305
Q-3
R779
R-2
C352
N-4
R306
P-4
R780
Q-2
C401
N-2
R307
P-4
R781
Q-2
C402
N-2
R308
P-4
R782
Q-2
C403
N-2
R309
P-4
R783
Q-2
C404
N-2
R310
O-4
R784
Q-2
C411
O-2
R311
O-4
R785
Q-2
C412
O-2
R312
O-5
R786
Q-2
C413
O-1
R313
O-5
R787
Q-2
C414
O-2
R315
O-4
C415
O-2
R316
O-4
X301
P-2
C416
O-2
R317
O-4
C417
O-2
R318
O-4
TP301
P-2
C418
O-2
R319
O-4
C419
O-1
R320
O-4
CAPACITORS
CRYSTAL OSCILLATORS
RESISTORS
CAPACITORS
TEST POINT
TRANSISTORS
RESISTORS
CONNECTORS
DIODE
ICS
COILS
Comparison Chart of
Models and Marks
MODEL
MARK
VR830/02
S
VR830/07
T
VR830/16
U
VR830/39
V