Philips AJB3552 User Manual page 31

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Never remove the casing of this apparatus.
To keep the warranty valid, never try to repair the system yourself.
If you encounter problems when using this apparatus, 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 the apparatus is
nearby and the model number and serial number are available.
Ensure that the AC power plug of the unit is connected
properly.
Ensure that there is power at the AC outlet.
Adjust the volume.
Disconnect and reconnect the AC power plug, then
turn on the unit again.
Increase the distance between the unit and your TV
or VCR.
Fully extend the FM antenna.
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