Troubleshooting, 25 troubleshooting – Sony XR-CA630X Manuel d'utilisation

Page 25

Advertising
background image

25

Troubleshooting

The following checklist will help you remedy
problems you may encounter with your unit.
Before going through the checklist below, check
the connection and operating procedures.

General

No sound.

• Rotate the volume control dial clockwise to

adjust the volume.

• Cancel the ATT function.
• Set the fader control to the center position for

a 2-speaker system.

The contents of the memory have been
erased.

• The RESET button has been pressed.

t Store again into the memory.

• The power cord or battery has been

disconnected.

• The power connecting cord is not connected

properly.

No beep sound.

• The beep sound is canceled (page 15).
• An optional power amplifier is connected

and you are not using the built-in amplifier.

Indications disappear from/do not appear in
the display.

• The clock display disappears if you press

(OFF) for 2 seconds.
t Press (OFF) again for 2 seconds to

display the clock.

• Remove the front panel and clean the

connectors. See “Cleaning the connectors”
on page 22 for
details.

Stored stations and correct time are erased.
The fuse has blown.
Makes noise when the ignition key is in the
ON, ACC, or OFF position.

The leads are not matched correctly with the
car’s accessory power connector.

No power is being supplied to the unit.

• Check the connection. If everything is in

order, check the fuse.

• The car does not have an ACC position.

t Press (SOURCE) (or insert a cassette) to

turn on the unit.

The power is continuously supplied to the
unit.

The car does not have an ACC position.

The power antenna does not extend.

The power antenna does not have a relay box.

Tape playback

The sound is distorted.

The tape head is contaminated.
t Clean the head with a commercially

available dry-tape cleaning cassette.

The AMS does not operate correctly.

• There is noise in the space between tracks.
• A blank space is too short (less than 4

seconds).

• A long pause, or a passage of low

frequencies or very low sound level is treated
as a blank space.

Radio reception

Preset tuning is not possible.

• Store the correct frequency in the memory.
• The broadcast signal is too weak.

The stations cannot be received.
The sound is hampered by noises.

• Connect a power antenna control lead (blue)

or accessory power supply lead (red) to the
power supply lead of a car’s antenna booster.
(Only when your car has built-in FM/AM
antenna in the rear/side glass.)

• Check the connection of the car antenna.
• The auto antenna will not go up.

t Check the connection of the power

antenna control lead.

• Check the frequency.

Automatic tuning is not possible.

• The local seek mode is set to “ON.”

t Set the local seek mode to “OFF” (page

15).

• The broadcast signal is too weak.

t Perform manual tuning.

The “ST” indication flashes.

• Tune in the frequency accurately.
• The broadcast signal is too weak.

t Set to the monaural reception mode (page

15).

A program broadcast in stereo is heard in
monaural.

The unit is in monaural reception mode.
t Cancel monaural reception mode (page

15).

Interference occurs during FM reception.

The wide mode is selected.
t Set the IF mode to “IF AUTO” (page 10).

CD/MD playback

The sound skips.

Dirty or defective disc.

Advertising