Sony Microcassette Recorder M 427 User Manual

3-858-067-15(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.  
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.  
Should any problem persist after you have made these  
checks, consult your nearest Sony dealer.  
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.  
Head  
A ca sse t t e ca n n o t b e in se rt e d .  
n The cassette is being inserted in the wrong way.  
(The cassette should be inserted in the lid with the  
tape side facing you.)  
n 9 has been already pressed.  
r ca n n o t b e p re sse d .  
n There is no cassette in the cassette compartment.  
n The cassette tab has been removed.  
r o r 9 ca n n o t b e p re sse d .  
Capstan  
Operating Instructions  
On t h e u n it  
M-417/427/427C/437/  
529V/539V/579V  
Sony Corporation 1996 Printed in China  
Use only the y (standard microcassettes)  
with this unit. Non-standard cassettes cannot be used  
because their Ldimension (see illustration) is  
different.  
Pinch roller  
n The tape has reached the end.  
n After the automatic shut-off, CPAUSE is slid in  
the direction of the arrow.  
To cle a n t h e t a p e h e a d a n d p a t h  
Standard  
Only standard microcassettes  
have a small indention of side A.  
Non-standard  
Press 9 and wipe the head, capstan and the pinch roller  
with a cotton swab, moistened with alcohol every 10  
hours of use.  
Ow n e rs Re co rd  
Th e u n it d o e s n o t o p e ra t e .  
n The batteries have been inserted with incorrect  
polarity.  
n The batteries are weak. Replace both batteries with  
new ones.  
n CPAUSE is slid in the direction of the arrow.  
n The AC power adaptor or car battery cord 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.  
n The earphone is plugged in.  
n 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 .  
n The volume is turned down completely.  
n The batteries are weak. Replace both batteries with  
new ones.  
n 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 .  
n 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 .  
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.  
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.  
Approx. 2.5 mm  
Approx. 5 mm  
Sp e cifica t io n s  
Tape  
Model No.  
Serial No.  
Do not leave the unit in a location near heat sources, or  
in a place subject to direct sunlight, excessive dust or  
mechanical shock.  
y (normal position type)  
Recording system  
2-track 1-channel monaural  
Speaker  
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.  
Approx. 3.6 cm (1716 in.) dia.  
Tape speed  
WARNING  
2.4 cm/ s (1516 ips), 1.2 cm/ s (1532 ips)  
Frequency range  
To prevent fire or shock hazard, do not  
expose the unit to rain or moisture.  
300 4,000 Hz  
Output  
Earphone jack (minijack) for 8 300 ohms earphone  
Pow er output (at 10% harmonic distortion)  
160 mW  
Battery life (recording)  
See Preparing Power Souces.  
Pow er requirements  
We lco m e !  
Two size AA (R6) batteries: 3 V DC  
Sony AC-E30HG AC power adaptor (not supplied):  
240V AC, 50Hz (UK model)  
220/ 230 V AC, 50 Hz (European model)  
120/ 220 V AC, 50/ 60 Hz (model for other countries)  
(for M-427/ 427C/ 437/ 529V/ 539V only)  
Dimensions (w /h/d)  
Thank you for purchasing the Sony Microcassette-  
Corder. Some features are:  
• The BATT lamp indicates when to replace the batteries.  
• The VOR (Voice Operated Recording) system (M-529V/  
539V/ 579V only) starts and stops recording  
automatically in response to the sound.  
• Edit function—You can start recording directly from the  
playback mode by pressing the r button to correct a  
previously recorded portion.  
n The TAPE SPEED switch is set between the 1.2 cm  
and 2.4 cm positions.  
Re co rd in g ca n n o t b e m a d e .  
n Connection is made incorrectly.  
n The batteries are weak. Replace both batteries with  
new ones.  
If you have any questions or problems concerning your  
unit, please consult your nearest Sony dealer.  
Approx. 66.7 x 120.8 x 25 mm (234 x 478 x 1 in.) incl.  
projecting parts and controls  
Mass  
Approx. 160 g (5.7 oz) incl. batteries  
Supplied accessories  
Microcassette tape MC-30 (1) (M-427C/ 437 and M-529V  
(European model) only)  
Microcassette tapes MC-30 (3) (M-539V only) (excluding  
Chinese model)  
Handstrap (1) (M-529V/ 539V/ 579V only) (excluding Chinese  
model)  
AC power adaptor (1) (M-579V only)  
Charge adaptor (1) (M-579V only)  
Rechargeable batteries NC-AA, 1.2 V, 700 mAh, Ni-Cd (2)  
(M-579V only)  
n The head is contaminated.  
• Tape counter (M-529V/ 539V/ 579V only)  
• Automatic shut-off mechanism at the end of the tape (in  
the recording/ playback mode only)  
• Stop-pause-release function—The pause switch is  
released automatically when the p6 button is  
depressed, so that you dont miss a recording chance.  
n Improper setting of the VOR switch (M-529V/  
539V/ 579V only). Set it to H or OFF.  
Re co rd in g is in t e rru p t e d .  
n The VOR switch (M-529V/ 539V/ 579V only) is set  
to H or L. When you do not use VOR, set it to OFF.  
Re co rd in g ca n n o t b e e ra se d co m p le t e ly.  
n The head is contaminated.  
Sony batteries LR6 (SG) (2) (M-539V (Canada and European  
model) only)  
Ab o u t Th is Ma n u a l  
Design and specifications are subject to change without notice.  
The instructions in this manual are for the M-417, M-427,  
M-427C, M-437, M-529V, M-539V and M-579V. Before  
you start reading, check your model number. The M-  
529V is the model used for illustration purposes. Any  
differences in operation are clearly indicated in the text,  
for example, “M-529V only”.  
Optional accessories  
Microcassette MC-60, MC-30  
Earphone ME-81, ME-L82  
Connecting cord RK-G64HG (miniplug to miniplug with  
attenuator)  
AC power adaptor AC-E30HG  
 

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