Troubleshooting - Denon DRA-500AE Operating Instructions Manual

ENGLISH

Troubleshooting

If a problem should arise, first check the following.
1. Are the connections correct?
2. Have you operated the receiver according to the Operating Instructions?
3. Are the speakers and other components operating properly?
If this unit is not operating properly, check the items listed in the table below. Should the problem persist,
there may be a malfunction. Disconnect the power immediately and contact your store of purchase.
Symptom Cause
Display not lit and sound • Power supply cord not plugged in
not produced when securely.
POWER switch set to
on.
Display lit but sound not • Speaker cables
produced.
connected.
• INPUT SELECTOR knob position is
not appropriate.
• Volume control set to minimum.
• MUTING is on.
This unit does not • Batteries dead.
• Remote control unit too far from this
operate properly when
unit.
remote control unit is
used. • Obstacle between this unit and
remote control unit.
• Different button is being pressed.
< >
• and ends of batteries inserted
in reverse.
Power has turned off • The set's internal temperature has
and the power indicator risen and the protection circuit has
is blinking red. been activated.
• The core wires of the speaker cables
are touching each other or the DRA-
500AE's rear panel, activating the
protection circuit.
• DRA-500AE is malfunctioning.
Measures
• Check the insertion of the power
supply cord plug.
not securely • Connect securely.
• Switch to the proper position.
• Turn volume up to suitable level.
• Switch off MUTING.
• Replace with new batteries.
• Move closer.
• Remove obstacle.
• Press the proper button.
• Insert batteries properly.
• Put the DRA-500AE in a well-
ventilated place.
• Turn off the power, then wait for the
set to fully cool off before turning the
power back on.
• Check the connections of all the
speaker cables.
• Turn off the power and contact a
DENON customer service center.
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ENGLISH
Troubleshooting