1-10-51 1-10-52 1-10-53
HC265SCM1
Main 1/6 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)
~
ā ā = SMD
Comparison Chart of Models and Marks
MODEL MARK MODEL MARK
VR330/02 D VR630/02 H
VR330/07 E VR630/07 I
VR330/39 F VR630/16 J
VR530/39 G VR630/39 K
MAIN 1/6 Schematic Diagram Parts Location Gui de
Ref No. Position Ref No. Position
C501 B-1 R513 F-2
C502 B-1 R514 F-2
C506 D-1 R516 E-2
C508 E-2 R517 E-2
C510 F-2 R518 F-3
C511 E-2 R519 F-3
C512 E-2 R520 E-4
C513 E-2 R521 E-4
C514 E-2 R522 E-4
C515 E-2 R523 C-4
C516 E-2 R524 B-4
C517 E-4 R525 B-3
C518 F-4 R526 B-2
C519 C-3 R527 B-2
C520 B-3 R528 C-1
C521 B-2 R529 A-1
C522 B-2 R530 A-3
C523 B-2 R531 A-3
C524 B-2 R533 B-3
C526 B-2 R534 A-2
C527 B-2 R535 A-2
C529 B-2 R536 A-2
C530 B-2 R537 A-2
C531 C-1 R538 B-2
C535 B-3 R539 B-2
C538 A-1 R540 B-2
C540 D-4 R541 B-1
C541 B-4 R542 A-3
C561 C-4 R543 A-3
C622 B-3 R544 A-3
C851 E-3 R545 A-2
C852 E-3 R546 A-2
C853 E-3 R547 A-3
C854 E-3 R551 E-3
C855 E-3 R552 E-3
C856 E-3 R555 C-1
C858 E-3 R556 C-1
C859 D-4 R557 C-1
C862 E-3 R558 C-1
R566 D-5
CL501 F-4 R601 D-1
CL502 F-5 R604 E-2
CL504 F-5 R605 D-4
CL505 A-2 R606 D-4
CL508 A-3 R607 D-4
CL509 A-3 R609 D-1
R610 D-1
D501 E-4 R612 D-1
D502 A-1 R614 D-1
D552 E-3 R615 D-1
D553 E-2 R616 D-1
R619 D-1
IC501 C-2 R620 D-1
IC503 B-3 R851 E-3
IC561 D-5 R852 E-3
R853 E-3
L501 B -1
L561 B -4 SW501 A-3
L562 B -4 SW502 A-3
L851 E -3 SW504 A-3
L853 D- 4 SW505 A-2
SW506 E-1
Q501 E-2 SW507 A-2
Q502 B-2 SW510 A-3
Q503 A-3
Q551 E-3 VR501 B-1
Q552 E-2
X501 E-2
IC501 KEY VOLTAGE CHART
KEY 1 (7PIN) KEY 2 (8 PIN)
0.00 ~ 0.51V POWER ------------------------
0.51 ~ 0.92V ------------------------ REW
0.92 ~ 1.27V COUNTER RESET PLAY
1.27 ~ 1.61V REC/OTR FF
1.61 ~ 1.98V CH DOWN PAUSE
1.98 ~ 2.39V S-INH ------------------------
2.39 ~ 2.90V ------------------------ STOP/EJECT
2.90 ~ 3.60V ------------------------ ------------------------
3.60 ~ 4.30V ------------------------ ------------------------
4.30 ~ 5.00V KEY OFF KEY OFF