Sony Microcassette Recorder M 637V User Manual

3-865-285-72 (1)  
Th is w a rra n t y is va lid o n ly in t h e  
Un it e d St a t e s.  
Re co rd in g /Pla yb a ck w it h t h e  
Co n n e ct e d Eq u ip m e n t  
Pre ca u t io n s  
Tro u b le sh o o t in g  
Ma in t e n a n ce  
On p o w e r  
• Operate the unit only on 3 V DC.  
For AC operation, use the AC adaptor recommended for the  
unit. Do not use any other type. For battery operation, use two  
size AA (R6) batteries.  
Should any problem persist after you have made these checks,  
consult your nearest Sony dealer.  
Micro ca sse t t e -Co rd e r  
Du b b in g o n t o a n o t h e r t a p e re co rd e r  
Connect another tape recorder to the EAR jack using the RK-  
G64HG connecting cord (not supplied) (For “Sony World  
Model” : in Japan, use the RK-G64, not supplied).  
Set this unit to the playback mode and another tape recorder to  
the recording mode.  
A ca sse t t e ca n n o t b e in se rt e d .  
Head  
Operating Instructions  
t The cassette is being inserted in the wrong way.  
t n has been already pressed.  
Pla yb a ck ca n n o t b e m a d e .  
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.  
Re co rd in g ca n n o t b e m a d e .  
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.  
Capstan  
On t h e u n it  
• Use only the  
(standard microcassettes) with this  
M-637V/635VK/630V/  
535V/530V/430  
unit. Non-standard cassettes cannot be used because their “L”  
dimension (see illustration) is different.  
Re co rd in g fro m a n o t h e r t a p e re co rd e r  
(M-637V/635VK/630V o n ly)  
Connect another tape recorder to the MIC jack using the RK-  
G64HG connecting cord (not supplied) (For “Sony World  
Model” : in Japan, use the RK-G64, not supplied).  
Pinch roller  
Standard  
Only standard microcassettes  
have a small indention of side A.  
Non-standard  
Sony Corporation © 1999 Printed in China  
Set this unit to the recording mode and another tape recorder to  
the playback mode. In this case set VOR to OFF.  
To cle a n t h e t a p e h e a d a n d p a t h  
Press n and wipe the head, capstan and the pinch roller with a  
cotton swab, moistened with alcohol every 10 hours of use.  
t The head is contaminated.  
t Improper setting of the VOR switch (M-637V/ 635VK/  
630V/ 535V/ 530V only).  
Fo r cu st o m e rs in t h e Un it e d St a t e s  
Re co rd in g w it h a n Ext e rn a l Micro p h o n e  
(M-637V/635VK/630V o n ly)  
Connect a microphone to the MIC jack.  
M-637V for the United States : use the supplied microphone.  
Other models : use a microphone of low impedance (less than 3  
kilohoms) such as ECM-T115 (not supplied). When using a plug-  
in-power system microphone, the power to the microphone is  
supplied from this unit.  
Approx. 2.5 mm  
Approx. 5 mm  
Ow n e rs Re co rd  
Re co rd in g is in t e rru p t e d .  
To cle a n t h e e xt e rio r  
Use a soft cloth slightly moistened in water. Do not use alcohol,  
benzine or thinner.  
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.  
Du rin g CUE/REVIEW t h e t a p e st o p s o r d o e s n o t ru n .  
Yo u ca n n o t fa st -fo rw a rd o r re w in d .  
t The batteries are weak. Replace both batteries with new  
ones.  
• Do not leave the unit in a location near heat sources, or in a  
place subject to direct sunlight, excessive dust or mechanical  
shock.  
• Should any solid object or liquid fall into the unit, remove the  
batteries or disconnect the AC power adaptor, and have the  
unit checked by qualified personnel before operating it any  
further.  
• Keep personal credit cards using magnetic coding or spring-  
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.  
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.  
Sp e cifica t io n s  
Model No.  
Serial No.  
Note  
Th e u n it d o e s n o t o p e ra t e .  
Tape  
When recording with an external microphone, the VOR system may not  
work properly because of the difference in sensitivity.  
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 so u n d co m e s fro m t h e sp e a ke r.  
t The earphone is plugged in.  
t The volume is turned down completely.  
Th e so u n d d ro p s o u t o r co m e s w it h e xce ssive n o ise .  
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”.  
Ta p e sp e e d is t o o fa st o r t o o slo w in t h e p la yb a ck  
m o d e .  
t Improper setting of the TAPE SPEED switch. Set it to the  
same speed as that used for recording.  
Ta p e sp e e d is fa st e r t h a n t h e n o rm a l p la yb a ck sp e e d .  
t The FAST PB switch (M-637V/ 635VK/ 630V only) is slid  
in the direction of the arrow.  
Re co rd in g ca n n o t b e e ra se d co m p le t e ly.  
t The head is contaminated.  
(normal position type)  
Recording system  
You are cautioned that any changes or modifications not  
expressly approved in this manual could void your authority  
to operate this equipment.  
2-track 1-channel monaural  
Speaker  
Approx. 3.6 cm (1716 in.) dia.  
Tape speed  
2.4 cm/ s (1516 ips), 1.2 cm/ s (1532 ips)  
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  
Pow er output (at 10% harmonic distortion)  
M-637V/ 635VK/ 630V/ 535V/ 530V  
M-430  
Pow er requirements  
WARNING  
Fo r t h e cu st o m e rs in t h e USA a n d Ca n a d a  
RECYCLING NICKEL-CADMIUM BATTERIES  
To prevent fire or shock hazard, do not  
expose the unit to rain or moisture.  
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  
250 mW  
160 mW  
3 V DC batteries size AA (R6) × 2/ External DC 3V power sources  
Dimensions (w /h/d)  
Ab o u t Th is Ma n u a l  
Approx. 62.2 × 121.5 × 24.3 mm (212 × 478 × 3132 in.) incl. projecting  
parts and controls  
business trash may be prohibited.  
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:  
Mass  
Approx. 125 g (4.5 oz)  
Supplied accessories  
RBRC (Rechargeable Battery Recycling Corporation) advises you  
about spent battery collection by the following phone number.  
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)  
M-635VK M-637V/630V M-535V M-530V M-430  
Call toll free number: 1-800-822-8837 (United States and  
Canada only)  
TAPE COUNTER  
MIC jack  
a
a
a
a
a
a
a
Caution: Do not handle damaged or leaking nickel-cadmium  
batteries.  
BATT lamp  
a
a
a
a
(REC/  
BATT)  
(BATT  
lamps)  
(BATT  
lamps)  
(REC/  
BATT)  
If you have any questions or problems concerning your unit,  
please consult your nearest Sony dealer.  
REC lamp  
a
a
a
a
(REC/  
BATT)  
(REC  
lamp)  
(REC  
lamp)  
(REC/  
BATT)  
VOR  
a
a
a
a
a
a
a
a
a
a
Design and specifications are subject to change without notice.  
FAST PB  
Handstrap  
a: provided or supplied —: not provided or not supplied  
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