Troubleshooting - Sony WX-900BT 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, see "Connection/Installation"
(page 27).
If the problem is not solved, visit the support site on
the back cover.
General
No sound or the sound is very low.
 The position of the fader control [FADER] is not
set for a 2-speaker system.
 The volume of the unit and/or connected device
is very low.
 Increase the volume of the unit and connected
device.
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 reset button has been pressed.
 Store again into the memory.
 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.
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 16).
The display disappears from/does not appear in
the display window.
 The dimmer is set to [DIM-ON] (page 19).
 The display disappears if you press and hold OFF.
 Press OFF on the unit until the display appears.
The display/illumination flashes.
 The power supply is not sufficient.
 Check that the car battery supplies enough
power to the unit. (The power requirement is
12 V DC.)
The operation buttons do not function.
The disc will not eject.
 The connection is not correct.
 Check the connection of the unit.
If the situation does not improve, press the
reset button (page 6).
The contents stored in memory are erased.
For your safety, do not reset the unit while you
are driving.
Radio reception
Stations cannot be received.
The sound is hampered by noises.
 The connection is not correct.
 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.
RDS
The SEEK starts after a few seconds of listening.
 The station is non-TP or has weak signal.
 Deactivate TA (page 10).
No traffic announcements.
 Activate TA (page 10).
 The station does not broadcast any traffic
announcements despite being TP.
 Tune in another station.
PTY displays [- - - - - - - -].
 The current station is not an RDS station.
 RDS data has not been received.
 The station does not specify the program type.
Program service name flashes.
 There is no alternative frequency for the current
station.
 Press SEEK +/– while the program service name
is flashing. [PI SEEK] appears and the unit starts
searching for another frequency with the same
PI (program identification) data.
CD playback
The disc does not play.
 Defective or dirty disc.
 The CD-R/CD-RW is not for audio use (page 20).
MP3/WMA/AAC files cannot be played.
 The disc is incompatible with the MP3/WMA/AAC
format and version. For details on playable discs
and formats, visit the support site on the back
cover.
23
GB