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Symptom Cause Measures Page
142
Troubleshooting
The HDMI audio is not output.
• The AVR-4806CI does not play HDMI audio
signals.
• The HDMI audio signals are not output from
the connected monitor device.
• Set the HDMI audio playback setting at the
“HDMI/DVI In Assign” settings to “AMP”.
• Set the HDMI audio playback setting at the
“HDMI/DVI In Assign” settings to “TV”.
106, 107
Power has turned off and the
power indicator is flashing red.
• The set’s internal temperature has risen and
the protection circuit has been activated.
• The core wires of the speaker cables are
touching each other or the AVR-4806CI’s rear
panel, activating the protection circuit.
•AVR-4806CI is malfunctioning.
• Put the AVR-4806CI 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.
15
Sound is only produced from the
center speaker.
•You are playing a monaural source (TV, AM
radio broadcast, etc.) in the DOLBY/DTS
SURROUND or HOME THX CINEMA mode.
• When playing monaural sources, select a
surround mode other than DOLBY/DTS
SURROUND or HOME THX CINEMA.
61, 62
An image is not projected with
an HDMI/DVI-D connection.
•AVR-4806CI’s HDMI output terminals and
monitor’s input terminals are not properly
connected.
• No HDMI/DVI-D signal is being input.
• The connected monitor equipment or other
equipments do not support HDCP.
• The output format of the connected player
(HDMI/DVI-D FORMAT) does not matche the
supported input format of connected monitor
equipments.
• Check the HDMI connection.
•Properly select HDMI or DVI-D signal input
source.
• The AVR-4806CI will not output video signal
unless the other equipment supports HDCP.
• Check whether the output format of the
connected player (HDMI/DVI-D FORMAT)
matches the supported input format of
connected monitor equipments.
35, 36
106, 107
35, 36
35, 36
“CHECK ANTENNA” is displayed
in the XM mode.
•AVR-4806CI’s XM terminal and the XM
Passport System is not properly connected.
• Check that the connection are correct. 39
“NO SIGNAL” is displayed in the
XM mode.
• The signal cannot be received. • Reposition your XM Pasport System.
71
“OFF AIR” is displayed in the XM
mode.
• The selected channel is not currently
broadcasting.
• Select the another channel.
71, 72
Receiving only XM channels 0
and 1.
• The XM Tuner is not activated. •Contact XM Satellite Radio.
71