Troubleshooting; About Bluetooth Device - Philips CED750/55 User Manual

11 Troubleshooting

Caution
•
Never remove the casing of this unit.
To keep the warranty valid, never try to repair
the system yourself.
If you encounter problems when using this unit,
check the following points before requesting
service. If the problem remains unsolved, go to
the Philips web site (www.Philips.com/support).
When you contact Philips, ensure that your
unit is nearby and the model number and serial
number are available (see 'Get started' on page
10 ) .
No power
•
Car engine has not been started. Start the
car engine.
•
Connections is incorrect.
• Fuse has been damaged. Replace fuse (see
'Replace fuse' on page 33 ) .
No sound
• Volume is too low. Adjust volume.
• Speaker connections is incorrect.
No response to the remote control
•
Ensure that the path between the remote
control and the unit is clear from obstacles.
•
From a close distance, point the remote
control directly at the unit.
•
Replace the remote control battery.
• The function does not work. Refer to the
instructions.
Disc does not play
• Disc is upside down. Ensure the printed
side is upwards.
•
Disc is dirty. Clean the disc with a clean,
soft, lint-free cloth. Wipe the disc outwards
from the center.
•
Disc is defective. Try another disc.
•
incompatible disc is used. Try another disc.
•
Disc rating exceeds the restrict setting.
Change the rating settings to lower one.
EN
36
•
Disc region code is not compatible with
the unit. Use disc with proper region code.
No image
•
Parking brake wire connection is incorrect.
Check the parking wiring. (see 'Connect
parking brake wire' on page 14 )
Image fl ashes or distorted
•
Video DVD settings do not match with the
DVD. Adjust video DVD settings.
• Video connection is improper. Check the
connections.
Noise in broadcasts.
• Signals are too weak. Select other stations
with stronger signals.
•
Check the connection of the car antenna.
•
Change broadcast from stereo to mono.
Preset stations lost.
•
Battery cable is not correctly connected.
Connect the battery cable to the terminal
that is always live.
Fuse is broken
•
The Fuse type is incorrect. Replace it with
a 15A fuse.
• Speaker wire or power wire is grounded.
Check the connections.
Display show ERR-12
•
USB/SD/MMC data error. Check the USB
device or SD/MMC card.

About Bluetooth device

Music playback is unavailable on the system
even after successful Bluetooth connection.
•
The device cannot be used with the
system to paly music.
The audio quality is poor after connection
with a Bluetooth-enabled device.
•
The Bluetooth reception is poor. Move the
device closer to the unit or remove any
obstacle between the device and the unit.
Cannot connect with the unit.
•
The device does not support the profi les
required for the unit.
• The Bluetooth function of the device isn't
enabled. Refer to the user manual of the
device for how to enable the function.