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Troubleshooting
69
ENGLISH
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.
Display not lit and
sound not produced
when POWER switch
set to on.
• Power supply cord not plugged in
securely.
• Check the insertion of the power
supply cord plug.
22
Display lit but sound
not produced.
• Speaker cables not securely
connected.
• FUNCTION knob position is not
appropriate.
•Volume control set to minimum.
• MUTING is on.
• No digital signal is being input.
• Connect securely.
• Switch to the proper position.
•Turn volume up to suitable level.
• Switch off MUTING.
•Properly select a digital signal
input source.
7
23
23
24
47
Nothing is displayed on
monitor.
•AVR-2807’s video output terminals
and monitor’s input terminals are
not properly connected.
• Monitor’s input setting is wrong.
• The PURE DIRECT mode is set.
• Player connected with component
terminal, TV connected with video
terminal (yellow) or S-Video
terminal.
• Check that the connections are
correct.
• Set the monitor’s input selector to
the terminals to which video
signals are connected.
• Set a surround mode other than
the PURE DIRECT mode.
• Down-conversion is not possible
for progressive video signals.
Make the interlace settings on the
player.
8,
13 ~ 22
—
25
—
No DTS sound is
produced.
• DVD player’s audio output setting
is not set to bit stream.
• DVD player is not DTS-compatible.
•AVR-2807’s input setting is set to
analog
•Make the DVD player’s default
settings.
• Use a DTS-compatible player.
• Set to “AUTO” or “DTS”.
—
—
23
Copying from DVD to
VCR is not possible.
• Copying between a source such as
DVD and a VCR is not usually
possible, as DVDs are often
encoded with copy-protection
signals that prevent VCR recording.
• Copying is not possible. —
No sound is produced
from subwoofer.
• Subwoofer’s power is not on.
• Subwoofer’s initial setting is set to
“NO”.
• Subwoofer’s output is not
connected.
• The subwoofer’s channel volume
level is set to “OFF”.
•Turn on the power.
• Set the setting to “YES”.
• Connect properly.
•Turn the subwoofer’s channel
volume level up.
—
57
7, 22
34
This unit does not
operate properly when
remote control unit is
used.
• Batteries dead.
• Remote control unit too far from
this unit.
• Obstacle between this unit and
remote control unit.
• Different button is being pressed.
•
< and >ends of batteries inserted
in reverse.
• Replace with new batteries.
• Move closer.
• Remove obstacle.
•Press the proper button.
• Insert batteries properly.
3
3
3
—
3
Power has turned off
and the power
indicator is blinking 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-2807’s rear panel,
activating the protection circuit.
•AVR-2807 is malfunctioning.
• Put the AVR-2807 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.
7
7
7
7
An image is not
projected with an
HDMI connection.
•AVR-2807’s HDMI output
terminals and monitor’s input
terminals are not properly
connected.
• No HDMI signal is being input.
• The connected monitor equipment
or other equipments do not
support HDCP.
• The output format of the
connected player (HDMI FORMAT)
does not match the supported
input format of connected monitor
equipments.
• Check the HDMI connection.
•Properly select HDMI signal input
source.
• The AVR-2807 will not output
video signal unless the other
equipment supports HDCP.
• Check whether the output format
of the connected player (HDMI
FORMAT) matches the supported
input format of connected monitor
equipments.
19
49, 50
19
19
The HDMI audio is not
output.
• The AVR-2807 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 In Assign”
settings to “AMP”.
• Set the HDMI audio playback
setting at the “HDMI In Assign”
settings to “TV”.
49
49
No test tones are
produced.
• Surround mode is set to a mode
other than Dolby/DTS Surround.
• Set to Dolby/DTS Surround. —
No sound is produced
from surround
speakers.
• Surround mode is set to
“STEREO”.
• Set to a mode other than
“STEREO”.
—
Sound is only produced
from the center
speaker.
•You are playing a monaural source
(TV, AM radio broadcast, etc.) in
the DOLBY/DTS SURROUND
mode.
• When playing monaural sources,
select a surround mode other than
DOLBY/DTS SURROUND mode.
32, 33
“DOLBY DIGITAL” is
not displayed.
• DVD player’s digital audio output
setting is not proper.
•Check the DVD player’s audio
output setting.
For details, see the DVD player’s
operating instructions.
—