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Recording/Playback with the
Precautions
Connected Equipment
On power
•Operate the unit only on 3 V DC.
Dubbing onto another tape recorder
For AC operation, use the AC adaptor recommended for the
Connect another tape recorder to the EAR jack using the RK-
unit. Do not use any other type. For battery operation, use two
G64HG connecting cord (not supplied) (For "Sony World
size AA (R6) batteries.
Model" : in Japan, use the RK-G64, not supplied).
Set this unit to the playback mode and another tape recorder to
On the unit
the recording mode.
•Use only the
unit. Non-standard cassettes cannot be used because their "L"
Recording from another tape recorder
dimension (see illustration) is different.
(M-637V/635VK/630V only)
Standard
Connect another tape recorder to the MIC jack using the RK-
Only standard microcassettes
G64HG connecting cord (not supplied) (For "Sony World
have a small indention of side A.
Model" : in Japan, use the RK-G64, not supplied).
Set this unit to the recording mode and another tape recorder to
the playback mode. In this case set VOR to OFF.
Recording with an External Microphone
(M-637V/635VK/630V only)
Connect a microphone to the MIC jack.
•Do not leave the unit in a location near heat sources, or in a
M-637V for the United States : use the supplied microphone.
place subject to direct sunlight, excessive dust or mechanical
Other models : use a microphone of low impedance (less than 3
shock.
kilohoms) such as ECM-T115 (not supplied). When using a plug-
•Should any solid object or liquid fall into the unit, remove the
in-power system microphone, the power to the microphone is
batteries or disconnect the AC power adaptor, and have the
supplied from this unit.
unit checked by qualified personnel before operating it any
further.
Note
•Keep personal credit cards using magnetic coding or spring-
When recording with an external microphone, the VOR system may not
work properly because of the difference in sensitivity.
wound watches etc. away from the unit to prevent possible
damage from the magnet used for the speaker.
•When you do not use the unit for long, remove the batteries to
avoid damage caused by battery leakage and subsequent
corrosion.
•If the unit has not been used for long, set it in the playback
mode and warm it up for a few minutes before inserting a
cassette.
For the customers in the USA and Canada
RECYCLING NICKEL-CADMIUM BATTERIES
Nickel-Cadmium batteries are recyclable. You can
help preserve our environment by returning your
unwanted batteries to your nearest point for
collection, recycling or proper disposal.
Note: In some areas the disposal of nickel-
cadmium batteries in household or
business trash may be prohibited.
RBRC (Rechargeable Battery Recycling Corporation) advises you
about spent battery collection by the following phone number.
Call toll free number: 1-800-822-8837 (United States and
Canada only)
Caution: Do not handle damaged or leaking nickel-cadmium
If you have any questions or problems concerning your unit,
please consult your nearest Sony dealer.
Troubleshooting
Should any problem persist after you have made these checks,
consult your nearest Sony dealer.
A cassette cannot be inserted.
t The cassette is being inserted in the wrong way.
t n has been already pressed.
Playback cannot be made.
(standard microcassettes) with this
t The tape has reached the end. Rewind the tape.
t The batteries are weak. Replace both batteries with new
ones.
t The head is contaminated.
Non-standard
Recording cannot be made.
t There is no cassette in the cassette compartment.
t The cassette tab has been removed.
t The batteries are weak. Replace both batteries with new
ones.
t The head is contaminated.
t Improper setting of the VOR switch (M-637V/635VK/
630V/535V/530V only).
Approx. 5 mm
Approx. 2.5 mm
Recording is interrupted.
t The VOR switch (M-637V/635VK/630V/535V/530V
only) is set to H or L. When you do not use VOR, set it to
OFF.
During CUE/REVIEW the tape stops or does not run.
You cannot fast-forward or rewind.
t The batteries are weak. Replace both batteries with new
ones.
The unit does not operate.
t The batteries have been inserted with incorrect polarity.
t The batteries are weak. Replace both batteries with new
ones.
t >PAUSE is slid in the direction of the arrow.
t The AC power adaptor is connected to the unit only and
you are going to use the unit on batteries.
No sound comes from the speaker.
t The earphone is plugged in.
t The volume is turned down completely.
The sound drops out or comes with excessive noise.
t The volume is turned down completely.
t The batteries are weak. Replace both batteries with new
ones.
t The head is contaminated. See "Maintenance".
Tape speed is too fast or too slow in the playback
mode.
t Improper setting of the TAPE SPEED switch. Set it to the
same speed as that used for recording.
Tape speed is faster than the normal playback speed.
t The FAST PB switch (M-637V/635VK/630V only) is slid
in the direction of the arrow.
Recording cannot be erased completely.
t The head is contaminated.
batteries.
This warranty is valid only in the
Maintenance
United States.
Head
Capstan
Pinch roller
To clean the tape head and path
Press n and wipe the head, capstan and the pinch roller with a
cotton swab, moistened with alcohol every 10 hours of use.
To clean the exterior
Use a soft cloth slightly moistened in water. Do not use alcohol,
benzine or thinner.
Specifications
Tape
(normal position type)
Recording system
2-track 1-channel monaural
Speaker
7
Approx. 3.6 cm (1
⁄
in.) dia.
16
Tape speed
2.4 cm/s (
15
⁄
ips), 1.2 cm/s (
15
⁄
ips)
16
32
Frequency range
300 - 4,000 Hz (with TAPE SPEED switch at 2.4 cm/s)
Input (M-637V/635VK/630V only)
Microphone input jack (minijack/PLUG IN POWER)
sensitivity 0.24 mV for 3 kilohms or lower impedance microphone
Output
Earphone jack (minijack) for 8 - 300 ohms earphone
Power output (at 10% harmonic distortion)
M-637V/635VK/630V/535V/530V
250 mW
M-430
160 mW
Power requirements
3 V DC batteries size AA (R6) 2/External DC 3V power sources
Dimensions (w/h/d)
Approx. 62.2 121.5
24.3 mm (2
1
⁄
4
7
⁄
31
⁄
in.) incl. projecting
2
8
32
parts and controls
Mass
Approx. 125 g (4.5 oz)
Supplied accessories
AC power adaptor (1) (M-635VK only)
Battery charge adaptor (1) (M-635VK only)
Rechargeable batteries NC-AA, 1.2 V, 600 mAh, Ni-Cd (2) (M-635VK
only)
Microcassette tape MC-30 (1) (M-637V for the United States, M-630V/
535V/530V/430 for Europe and M-430(S) only)
Batteries R6P (SR) (2) (M-630V for Europe and M-530V "Sony World
Model" only)
Alkaline batteries LR6 (SG) (2) (M-637V for the United States only)
Carrying pouch (1) (M-637V for the United States, M-630V for Europe
and M-530V "Sony World Model" only)
Microphone (1) (M-637V for the United States only)
Design and specifications are subject to change without notice.
3-865-285-72 (1)
™
Microcassette
-Corder
Operating Instructions
M-637V/635VK/630V/
535V/530V/430
Sony Corporation © 1999 Printed in China
For customers in the United States
Owner's Record
The model number is located at the bottom and the serial
number is located inside the battery compartment. Record
these numbers in the spaces provided below. Refer to these
numbers whenever you call upon your Sony dealer
regarding this product.
Model No.
Serial No.
You are cautioned that any changes or modifications not
expressly approved in this manual could void your authority
to operate this equipment.
WARNING
To prevent fire or shock hazard, do not
expose the unit to rain or moisture.
About This Manual
The instructions in this manual are for 5 models. The M-635VK
is the model used for illustration purposes.
Their differences are shown in the table below:
M-635VK M-637V/630V M-535V M-530V M-430
TAPE COUNTER
a
a
a
a
—
MIC jack
a
a
—
—
—
BATT lamp
a
a
a
a
a
(BATT
(BATT
(REC/
(REC/
lamps)
lamps)
BATT)
BATT)
REC lamp
a
a
a
a
—
(REC
(REC
(REC/
(REC/
lamp)
lamp)
BATT)
BATT)
VOR
a
a
a
a
—
FAST PB
a
a
—
—
—
Handstrap
a
a
a
a
—
a: provided or supplied —: not provided or not supplied
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Table of Contents
Related Manuals for Sony M-637V
Summary of Contents for Sony M-637V
- Page 1 Batteries R6P (SR) (2) (M-630V for Europe and M-530V “Sony World Model” only) Alkaline batteries LR6 (SG) (2) (M-637V for the United States only) Carrying pouch (1) (M-637V for the United States, M-630V for Europe and M-530V “Sony World Model” only) Microphone (1) (M-637V for the United States only) Design and specifications are subject to change without notice.
- Page 2 However, replace the batteries as soon as you can. If you do not, the playback cannot be made with normal sound, noise may be Choose one of the following power sources. recorded and the recorded sound will not be loud enough (M-637V/ 635VK/630V only). Dry Batteries •...