Philips BM50B/10 ユーザーズマニュアル

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8 Troubleshooting
Warning
 
Never remove the casing of this unit.
To keep the warranty valid, never try to repair 
the unit yourself. 
If you encounter problems when using this 
device, check the following points before 
requesting service. If the problem remains 
unsolved, go to the Philips Web page (www.
philips.com/support). When you contact Philips, 
make sure that the device is nearby and the 
model number and serial number are available.
No power
 • Make sure that the AC power cord of the 
device is connected properly.
 • Make sure that there is power at the AC 
outlet.
 • As a power-saving feature, the system 
switches to standby mode automatically 15 
minutes after track playback reaches the 
end and no control is operated.
No sound or poor sound
 • Adjust the volume.
No response from the unit
 • Disconnect and reconnect the AC power 
plug, then turn on the unit again.
Some buttons on the unit do not work or the 
unit is not working as usual.
 • You may have activated demo mode by 
accident. In this case, unplug the power 
cable, press and hold   and then plug 
in the power cable again. Continue to 
hold the button for 15 seconds until all 
indicators flash to exit demo mode. If the 
issue remains, repeat the operation. Then 
you can power on and operate the unit as 
usual.
Remote control does not work
 • Before you press any function button, first 
select the correct source with the remote 
control instead of the main unit.
 • Reduce the distance between the remote 
control and the unit.
 • Insert the battery with its polarities (+/– 
signs) aligned as indicated.
 • Replace the battery.
 • Aim the remote control directly at the 
sensor on the front of the unit.
No disc detected
 • Insert a disc.
 • Make sure that the disc is inserted with the 
printed side facing upward.
 • Wait until the moisture condensation at 
the lens has cleared.
 • Replace or clean the disc.
 • Use a finalized CD or correct format disc.
Cannot display some files in USB device
 • The number of folders or files in the USB 
device has exceeded a certain limit. This 
phenomenon is not a malfunction.
 • The formats of these files are not 
supported.
USB device not supported
 • The USB device is incompatible with the 
unit. Try another one.
Poor radio reception
 • Increase the distance between the unit and 
your TV or other radiation sources.
 • Connect and fully extend the supplied 
antenna.
Music playback is unavailable on this unit even 
after successful Bluetooth connection.
 • The device cannot be used to play music 
through this unit wirelessly. 
The audio quality is poor after connection 
with a Bluetooth-enabled device.
 • The Bluetooth reception is poor. Move the 
device closer to this unit or remove any 
obstacle between them.