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Sony Corporation
Personal Audio Company
99I0480-1
Printed in Japan
C
1999. 9
Published by General Engineering Dept.
9-926-961-81
M-530V/535V/630V/635VK
1. Tape Speed : 2.4 cm/s
Playback WS-24 (tape center part) and adjust RV601 so that
reading on the digital frequency counter becomes 3,000 Hz.
2. Tape Speed : 1.2 cm/s
Playback WS-12 (tape center part) and adjust RV602 so that
reading on the digital frequency counter becomes 3,000 Hz.
• Correction of Electrical Adjustment
Page 9
!
: indicates corrected portion.
Note : Following corrections (
!
) have been already corrected in the service manual
(Part No. 9-926-961-12) and they are only for the service manual (Part No. 9-926-961-11).
Specification Value:
Tape Speed
Frequency counter
2.4 cm/s
2,880 to 3,120 Hz
1.2 cm/s
2,850 to 3,150 Hz
Tape Speed Adjustment
Setting:
VOL control : mechanical mid
VOR switch : OFF
Procedure:
• Reform 1.2 cm/s speed adjustment before 2.4 cm/s speed
adjustment mode : playback
0000
EAR jack (J101)
digital frequency
counter
set
16
Ω
test tape
WS-24: tape speed 2.4cm/s
WS-12: tape speed 1.2cm/s
(3 kHz, –10 dB)
Frequency difference between the beginning and the end of the tape
should be within ±0.5%.
2.4 cm/s (15 Hz)
1.2 cm/s (15 Hz)
Adjustment Location :
First remove the plate, blind.
Remove the
plate, blind.
RV601
2.4cm/s
RV602
1.2cm/s
speed adjustable resistors
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