Sony JAX-N30 Manual De Instrucciones página 22

REFERENCE
Care and maintenance
Occasional care and maintenance of the unit and the software
are needed to optimize the performance of your unit.
To clean the cabinet
Use a soft and dry cloth. If the unit surfaces are extremely
dirty, use a soft cloth lightly moistened with mild detergent
solution. Do not use strong solvents such as alcohol, benzine
or thinner.
To clean the tape heads
Dirty tape heads cause sound deterioration. After every 10
hours of use, clean the tape heads by using sold dry-type or
wet-type head cleaning cassette separately. Refer to the
instructions of the cleaning cassette.
To demagnetize the tape heads
Use a sold demagnetizing cassette after every 20 to 30 hours
of use. Refer to the instructions of the demagnetizing cassette.
Care of CDs
GB
When a CD becomes dirty, wipe it from the center out with a
cleaning cloth. However, do not use solvents. After playing a
CD, store it in its case. Do not expose a CD to direct sunlight
or heat sources.
Care of tapes
Store tapes in their cases after use. Do not leave tapes near
magnets, motors, television sets, or any source of magnetism.
Do not expose tapes to direct sunlight, or leave them in a car
parked in direct sunlight.
22
Troubleshooting
If your unit fails to perform properly, check the following guide
and the relevant sections of the Operating Instructions.
First, check that the AC power cord and the speakers are
connected correctly and firmly.
Should any problem persist, consult your nearest Aiwa dealer.
General
There is no sound.
•Are the speakers and AC power cord connected properly?
•Turn VOLUME clockwise and hold.
•The headphones are connected.
•Insert only the stripped portion of the speaker cord into the
SPEAKER terminal. Inserting the vinyl portion of the speaker
cord will obstruct the speaker connections.
The unit shut off suddenly.
•Possibly a short circuit in the speaker terminals. Disconnect
the AC power cord from the wall outlet and reconnect the
speaker cords correctly. After a while, connect the AC power
cord to the wall outlet.
The unit blacks out when the unit is turned off.
•ECO mode is set to on (see "ECO mode" on page 9).
Erroneous display.
•Reset the unit (see "Resetting the unit" on page 23).
There is severe hum or noise.
•A TV or VCR is placed too close to the stereo system. Move
the stereo system away from the TV or VCR.
The clock indication does not show the correct time.
•A power interruption occurred. Set the clock and timer
settings again.
The clock setting/radio presetting/timer is canceled.
•The AC power cord is disconnected or a power failure occurs.
Redo the following:
- "Setting the clock" on page 9
- "Presetting stations" on page 14
If you have set the timer, also redo "Timer playback/
recording" on page 20 and 21.
The timer does not function.
•Set the clock correctly.
•When you used the Sleep timer, the Timer playback/
recording will not turn on the unit until the Sleep timer turns
it off.
The remote does not function.
•There is an obstacle between the remote and the unit.
•The remote is not pointing in the direction of the unit's
remote sensor.
•The batteries have run down. Replace the batteries.
Speakers
Sound comes from one channel or unbalanced left
and right volume.
•Check the speaker connection and speaker placement.
Sound lacks bass.
•Check that the SPEAKER's 0 and 9 terminals are
connected correctly.
CD player
The disc compartment does not close.
•The CD is not placed properly.
The sound drops out.
•The lens is dirty. Clean it with a commercially available
blower.