Sony M-729V - Manual (Page 5)

Precautions
On power
• 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.
On the unit
• Use only the ( microcass € tt 6J" (standard microcassettes) with
this unit. Non-standard cassettes cannot be used because their
"L" dimension (see illustration) is different.
Standard
Only standard microcassettes
have a small indention of side A.
Non-standard
Approx. 5 mm Approx. 2.5 mm
• 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 hav'e 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.
RECYCLING NICKEL-CADMIUM BATTERIES
(supplied with M-679V only)
NICKEL-CADMIUM BATTERY.
MUST BE DISPOSED OF PROPERLY.
Nickel-Cadmium batteries are recyclable. You can
help preserve our environment by returning your
unwanted batteries to your nearest Sony Sercice
Ni-Cd
Center or Factory Service Center for collection,
recycling or proper disposal.
Note: In some areas the disposal of nickel-
cadmium batteries in household or
business trash may be prohibited.
For the Sony Service Center nearest you call 1-800-222-SONY
(United States only)
For the Factory Service Center nearest you call 416-499-SONY
(Canada only)
Caution: Do not handle damaged or leaking nickel-cadmium
batteries.
Troubleshooting
Should any problem persist after you have made these checks,
consult your nearest Sony dealer.
A cassette cannot be inserted.
—► The cassette is being inserted in the wrong way. (The
cassette should be inserted in the lid with the tape side
facing you.)
—► has been already pressed.
• cannot be pressed.
—► There is no cassette in the cassette compartment.
—► The cassette tab has been removed.
• or cannot be pressed.
—► The tape has reached the end.
—► After the automatic shut-off, PAUSE is slid in the
direction of the arrow.
The unit does not operate.
—► The batteries have been inserted with incorrect polarity.
—► The batteries are weak. Replace both batteries with new
ones.
—► PAUSE is slid in the direction of the arrow.
—► 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 sound comes from the speaker.
—► The earphone is plugged in.
—► The volume is turned down completely.
The sound drops out or comes with excessive noise.
—► The volume is turned down completely.
—► The batteries are weak. Replace both batteries with new
ones.
—► The head is contaminated. See "Maintenance".
Tape speed is too fast or too slow in the playback
mode.
—► 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.
—► The FAST PB switch is slid in the direction of the arrow.
—► The TAPE SPEED switch is set between the 1.2 cm and 2.4
cm positions.
Recording cannot be made.
—► Connection is made incorrectly.
—► The batteries are weak. Replace both batteries with new
ones.
—► The head is contaminated.
—► Improper setting of the VOR switch. Set it to H or OFF.
Recording is interrupted.
—► The VOR switch is set to H or L. When you do not use
VOR, set it to OFF.
Recording cannot be erased completely.
—► The head is contaminated.
If you have any questions or problems concerning your unit,
please consult your nearest Sony dealer.