DK Digital AVR-500, Руководство пользователя, Страница: 23 / 28

Troubleshooting
Before requesting service for this AV receiver, check the chart below for a possible cause of
the problem you are experiencing. Some simple checks or an adjustment on your part may
eliminate the problem and restore proper operation.
Problem Solution
• In stereo operation, the front speakers
right/left are interchanged.
• Mistake when connecting the speakers, please check the cabling using this
manual.
• Low-frequency humming or sizzling • The speaker cables are running parallely to the power cord or close to
another source of interference causing electromagnetic interferences – pass
the speaker cables so that there can be no interferences.
• Not all speakers are working. • Check whether all audio connections have safe contact.
• The balance setting may be incorrect, please check.
• Weak bases. • The polarity of the speaker connections may be wrong, please check.
• The tone control could be detrimental in radio operation, please correct that.
• Operation with the remote control is not
possible any more.
• Check the correct po/- of the inserted batteries.
• The batteries are used. Replace them by unused ones.
• Point the control at the device when operating it.
• Don’t use the remote control if the
distance to the device is larger than 6 m.
• Remove possible larger obstacles between the remote control and the device
that might be an obstacle for the infrared rays.
• Much noise, low volume or distortion in
case of radio reception.
• The strength of reception of the station is too low. Try to switch to mono
in order to reduce the noise.
• Try to pass or position the antenna differently. Use an outside antenna if
necessary.
• The surround speakers don’t work. • The surround function is switched off, switch it on.
• No stereo or surround audio source is reproduce; then, the surround
speakers
cannot
work.
• Check the cabling of the audio and speaker lines.
• The center speaker doesn’t work. • The center speaker is only active in DOLBY DIGITAL, DTS or DOLBY PRO
LOGIC operation. Switch the surround mode to one of these modes of
operation.
Disposal advice
When the operating life of this device has ended it must not be disposed as
domestic waste, but in accordance with national environmental guidelines.
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