Denon AVR-688 Owner's Manual page 61

GAudioH
Symptom Cause
No sound is • You are playing a monaural
produced from source (TV, AM radio broadcast,
center speaker. etc.) in the "STANDARD" (Dolby/
DTS Surround) mode.
No sound • The surround mode is set to
is produced "STEREO" or "DIRECT" .
from surround
speakers.
No sound is • The surround back speaker's
produced from power amplifier is assigned to a
surround back different channel.
speaker. • Surround back speaker setting is
set to "None" .
• Surround mode not set to a mode
for 6.1- or 7 .1-channel playback.
No sound is • Subwoofer's power not turned
produced from on.
subwoofer. • The "Subwoofer" setting at
"Speaker Setup" is set to "No" .
• The subwoofer is not properly
connected.
• The subwoofer's volume
turned off.
No test tones are • Surround mode not set to
produced when "STANDARD" (Dolby/DTS
remote control Surround).
unit's TEST button
is pressed.
DTS sound is not • DVD player's audio output setting
output. is not set to bitstream.
• DVD player is not compatible
with DTS sound playback.
• The AVR-688's "Input Mode"
setting is set to other than
"DTS" .
HDMI audio
signals are not
output from
–
speakers.
No sound is • HDMI input setting is improper.
output from
the monitor
connected
with HDMI
connections.
Countermeasure Page
• The mode is set to something 30
other than "STANDARD" (Dolby/
DTS Surround).
• Set to a surround playback 30
mode.
• Check the setting and change it 27
as necessary.
• Set to something other than 23
"None" .
• Select a surround playback 29, 30
mode.
• Turn on the subwoofer's power. –
• Set to "Yes" . 23
• Check the connections. 9
is
• Adjust the subwoofer's volume 41
to an appropriate level.
• Set to the "STANDARD" (Dolby/ 29
DTS Surround) mode.
• Set the DVD player. For details, –
refer to the DVD player's
operating instructions.
• Use a DTS-compatible player. –
• Set to the "Auto" or "DTS" 35
mode.
• The audio signal input to the 10
HDMI input connector cannot be
played on the AVR-688. Input the
audio signal to the digital audio
input connector or analog audio
input connector.
• Check the HDMI input setting. 25
GVideoH
Symptom Cause
No picture • The connections between the
appears. AVR-688 and monitor are faulty.
• The monitor's input setting is
wrong.
• The player is connected using the
component input connectors, the
monitor is connected using the
video (yellow) or S-Video output
connectors.
No picture • The connections to the HDMI
appears connectors are faulty.
with HDMI • HDMI input setting is improper.
connections. • The HDMI format of the player
and monitor do not match.
Picture cannot be • Input source does not match
recorded. recorder's video connection
connector (video or S-Video).
DVDs cannot be
copied on a VCR.
–
ENGLISH
Countermeasure Page
• Check the connections. 10 ~ 17
• Set properly. –
• High definition (1080i/720p) and –
progressive (480p/576p) video
signals are not down-converted.
Set the player to interlace
(480i/576i) signals.
• Check the connections. 10
• Check the HDMI input setting. 25
• Match the HDMI format of the 10
player and monitor.
• The video conversion function 13
does not work for the REC
OUT connectors. Match the
input source and recorder
connections.
• This is not a malfunction. Most –
movie software includes copy
prevention signals and cannot be
copied.