Troubleshooting - Sony DSX-A55BT Operating Instructions Manual

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.
For details on using the fuse and removing
the unit from the dashboard, refer to the
installation/connections manual supplied
with this unit.
If the problem is not solved, visit the support
site (page 29).
General
No power is being supplied to the unit.
 If the unit is turned off and the display
disappears, the unit cannot be operated with
the remote commander.
 Turn on the unit.
No sound.
 The position of the fader control [FADER] is
not set for a 2-speaker system.
No beep sound.
 An optional power amplifier is connected and
you are not using the built-in amplifier.
The contents of the memory have been
erased.
 The power supply lead or battery has been
disconnected or not connected properly.
Stored stations and correct time are erased.
The fuse has blown.
Makes a noise when the position of the
ignition is switched.
 The leads are not matched correctly with the
car's accessory power connector.
24
GB
During playback or reception, the
demonstration mode starts.
 If no operation is performed for 5 minutes
with [DEMO-ON] set, the demonstration
mode starts.
 Set [DEMO-OFF] (page 18).
The display disappears from/does not appear
in the display window.
 The dimmer is set to [DIM-ON] (page 18).
 The display disappears if you press and hold
OFF.
 Press OFF on the unit until the display
appears.
 The connectors are dirty (page 21).
The display disappears while the unit is
operating.
 The Black Out function is set to on (page 17).
Radio reception
Stations cannot be received.
The sound is hampered by noises.
 The connection is not correct.
 If your car has built-in radio antenna
(aerial) in the rear/side glass, connect an
REM OUT lead (blue/white striped) or
accessory power supply lead (red) to the
power supply lead of a car's antenna
(aerial) booster.
 Check the connection of the car antenna
(aerial).
 If the auto antenna (aerial) will not extend,
check the connection of the power
antenna (aerial) control lead.
Preset tuning is not possible.
 The broadcast signal is too weak.