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.
GGeneralH
Symptom
Power does not turn
• Check whether the power plug is correctly inserted into the power
on.
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.
Display is off.
• Set "Display" on the menu to something other than "OFF".
The power indicator
• The temperature inside the unit has risen. Please turn off power
is blinking red
once, and re-apply the power after the temperature has fallen
in intervals of
sufficiently.
approximately 2
• Please re-install this unit in a place having good ventilation.
seconds.
The power indicator
• Please use speakers which have the specified impedance.
is blinking red
• The speaker cable has shorted (is touching). Firmly twist the core
in intervals of
wire in the speaker cable, and then re-connect it to the speaker
approximately 0.5
terminal.
seconds.
After turning on the
• This unit amplifier circuit has failed. Turn off the power and please
power, the power
contact the DENON service adviser.
indicator is blinking
red in intervals of
approximately 0.5
seconds.
Set does not operate
• Reset the microprocessor.
properly.
GVideoH
Symptom
No picture appears.
• Check the TV connection.
• Set the TV input correctly.
Cause/Solution
Cause/Solution
GAudioH
Symptom
Audio is not output.
• Check the connections for all devices.
• Check the speaker connections.
• Check whether the audio device power is turned on.
• Adjust the master volume.
• Cancel the mute mode.
• Select a suitable input source.
• Select a suitable input mode.
Page
• Disconnect the headphones. No sound is output from the speakers
5
or the PRE OUT connectors when headphones are connected.
No sound is
• Check if the surround speakers are connected to the SURROUND
5, 70
produced from
terminals.
surround speaker.
No sound is
• Set "Amp Assign" on the menu to "Normal".
54
produced from
• Set "Speaker Config." – "S.Back" on the menu to something
surround back
other than "None".
–
speaker.
• Set "Surround Parameter" – "S.Back" on the menu to something
other than "OFF".
• Set the surround mode to something other than "STEREO".
–
No sound is
• Set "Surround Parameter" – "Front Height" on the menu to
produced from front
"ON".
4
height speaker.
• Set "Amp Assign" on the menu to "Front Height".
4
• Set "Speaker Config." – "Surround" on the menu to something
other than "None".
No sound is
• Check the subwoofer connections.
produced from
• Turn on the subwoofer's power.
–
subwoofer.
• Set "Speaker Config." – "Subwoofer" on the menu to "Yes".
• If "Front" and "Center" for "Speaker Config." are set to "Large",
and "Subwoofer Mode" is set to "LFE", no sound may be output
from the subwoofers, depending on the input signal or selected
surround mode.
DTS sound is not
• Set "Decode Mode" on the menu to "Auto" or "DTS".
72
output.
Dolby TrueHD, DTS-
• Make HDMI connections.
HD, Dolby Digital
Plus audio is not
Page
output.
5
6
Cause/Solution
5, 15 – 18
ENGLISH
Page
5, 29, 30
6
20, 35
20, 35
20, 35
42
61
–
49
49
45
24
45
49
49
5, 29, 30
6
49
49, 50
42
14
71