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154
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 devices 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.
GGeneralH
Symptom Cause/Solution Page
Power does not turn
on.
•Check whether the power plug is correctly inserted into the power
outlet.
•The protection circuit is active. Disconnect the power plug from
the electric outlet, wait 5 to 10 seconds and then insert it back
into the outlet.
33
153
Power automatically
switches to standby
mode.
•The sleep timer is set. Turn on the power again, or change the
sleep timer settings.
•“Auto Standby” is triggered when there is no operation for a set
amount of time. To disable “Auto Standby”, set “Auto Standby”
on the menu to “Off”.
92, 98
132
Display is off. •Set “Dimmer” on the menu to something other than “Off”.
132
The power indicator
is blinking red
in intervals of
approximately 2
seconds.
•Due to the temperature rise within this unit, the protection circuit
is working. Please turn off power once, and re-apply the power
after the temperature has fallen sufficiently.
•Please re-install this unit in a place having good ventilation.
–
–
The power indicator
is blinking red
in intervals of
approximately 0.5
seconds.
•Please use speakers which have the specified impedance.
•The protection circuit has been activated because the speaker
cable core wires are touching, a core wire has come loose from
the terminal, or a core wire is touching the rear panel of this unit.
After unplugging the power cord, take corrective action such as
firmly re-twisting the core wire or taking care of the terminal, and
then reconnect the wire.
80
80
After turning on the
power, the power
indicator is blinking
red in intervals of
approximately 0.5
seconds.
•This unit amplifier circuit has failed. Turn off the power and please
contact the DENON service adviser.
–
Set does not operate
properly.
•Reset the microprocessor.
158
GHDMIH
Symptom Cause/Solution Page
No audio is
output with HDMI
connection.
•Check the connection of the HDMI connectors.
•When outputting HDMI audio from the speakers, set “HDMI
Audio Out” on the menu to “AVR”.
•When outputting HDMI audio from a TV, set “HDMI Audio Out”
on the menu to “TV”.
10
112
112
No video is
output with HDMI
connection.
•Check the connection of the HDMI connectors.
•Set the input source to match the connected HDMI connector.
•Check whether the TV is compatible with copyright protection
(HDCP). If connected to a device not compatible with HDCP, video
will not be output correctly.
10
10, 33
11
When the following
operations are
performed on
devices compatible
with HDMI control,
the same operations
occur on this unit.
•Power ON/OFF
•Switching audio
output devices
•Adjust volume
•Switch input source
•Set “HDMI Control” in the menu to “Off”.
Furthermore, if you do not want to link the power off operation
with devices compatible with HDMI control, set “Power Off
Control” in the menu to “Off”.
91, 113
GVideoH
Symptom Cause/Solution Page
No picture appears. •Check the connection between the video output terminal of this
unit and the input terminal of the TV.
•Match the input settings to the input terminal of the TV connected
to this unit.
9, 13
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