Denon AVR-1609 Owner's Manual page 61

ENGLISH
I
Troubleshooting
If a problem should arise, first check the following:
1. Are the connections correct?
2.
Is the set being operated as described in the owner's manual?
3. Are the other components operating properly?
If this unit does not operate properly, check the items listed in the table below. Should the problem persist,
there may be a malfunction.
In this case, disconnect the power immediately and contact your store of purchase.
(General)
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Set does not • External noise or interference is • Reset the microprocessor. 44
operate properly. causing the set to malfunction.
Power does not
• Connection of the power cord is • Check the insertion of the power 16
turn on, or turns faulty. cord plug.
off directly after it
was turned on.
No sound is
• Connection
with the input • Check the connections. 9 - 16
produced from devices or connection of the
speakers.
speaker cables is faulty.
• Device you want to play and set • Select an appropriate input
37
input source do not match. source.
• Master volume is turned too • Adjust the master volume to an 38
low. appropriate level.
• Mute mode is set. • Cancel the mute mode.
38
• Headphones are connected. • Disconnect the headphones.
38
• No digital signals are being • Select an input source for which 25
input. the digital input setting has been
made.
·The connectors to which the • Set the input mode. 37
digital inputs are assigned and
the settable input modes do not
match.
Display is off. • The Dimmer setting is set to • Set to something other than 38
"OFF': "OFF':
"DOLBY DIGITAL:' • DVD player's digital audio output • Check the DVD player's audio
-
indicator does not setting is not proper. output setting. For details, read
appear on display. the DVD player's operating
instructions.
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Power switches • The protection circuit will be • Please switch off power at once,
9
off suddenly while activated depending upon the and re-apply the power after
you are using the temperature rise in the internal
the body temperature has fallen
AVR-1609, the parts of the unit. sufficiently.
power indicator
• Please re-install AVR-1609 in a -
will flash in red
place having good ventilation.
at intervals of
approximately 2
seconds.
Power switches • Use speakers having impedance • Please use speakers which have 9
off suddenly while less than that specified.
the specified impedance.
you are usi ng the
• If speaker cable core wires touch • Unplug the power cord, then 9
AVR-1609, the each other or the core wires
after twisting the core wires
power indicator
become disconnected from their together tightly again, or effecting
will flash red terminals, the protection circuit termination treatments
etc,
at intervals of
will be activated in the event of please reconnect once again.
approximately 0.5 core wires coming into contact
seconds.
with the AVR-1609 rear panel.
Even applying ·The AVR-1609 amplifier circuit • Switch off the power and please
-
power, the power has failed. contact the DENON service
display flashes adviser.
red at intervals of
approximately 0.5
seconds.
58