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Getting Started Connections Setup Other Operations Multi-Zone Information SpecificationsTroubleshooting
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.
Troubleshooting
Symptom Cause Countermeasure
Page
AVC-A1HD
AVP-A1HD
No sound
is produced
from center
speaker.
• You are playing a monaural
source (TV, AM radio
broadcast, etc.) in the
“STANDARD” (Dolby/DTS
Surround) or “HOME THX
CINEMA” mode.
• The mode is set to
something other than
“STANDARD” (Dolby/DTS
Surround) or “HOME THX
CINEMA” .
35 ~ 37 35 ~ 37
No sound
is produced
from surround
speakers.
• The surround mode is set
to “STEREO”.
• Set to a surround playback
mode.
35 ~ 37,
m47
35 ~ 37,
m49
No sound
is produced
from surround
back speaker.
• Surround back speaker
setting is set to “None”.
• Surround mode not set to
a mode for 6.1- or 7.1-
channel playback.
• The surround back
speaker’s power amplifier
is assigned to a different
channel.
• Set to something other
than “None”.
• Select a surround playback
mode.
• Sound is not output from
the surround back speakers.
Change the settings.
23
35 ~ 37,
m48
28,
46 ~ 61
23
35 ~ 37,
m50
–
GAudioH
When this unit is upgraded, the “Audio” contents are changed.
To check items related to “Audio”, refer to this version of the Owner's
Manual instead of the “Original version”.
Symptom Cause Countermeasure
Page
AVC-A1HD AVP-A1HD
No sound
is produced
from front
height
speaker.
• The settings are not
configured to use front
height speakers.
• The front height speaker
setting is “None”.
• The “Extension Channel”
setting is “Front Wide”.
• In the “Amp Assign”
settings, set to use front
height speakers.
• Set the front height
speakers to something
other than “None”.
• Set the “Extension
Channel” setting to “Front
Height”.
28,
46 ~ 61
23
28
–
23
29
No sound
is produced
from front
wide speaker.
• The settings are not
configured to use front
wide speakers.
• The front wide speaker
setting is “None”.
• The “Extension Channel”
setting is “Front Height”.
• In the “Amp Assign”
settings, set to use front
wide speakers.
• Set the front wide
speakers to something
other than “None”.
• Set the “Extension
Channel” setting to “Front
Wide”.
28,
46 ~ 61
23
28
–
23
29
No sound
is produced
from
subwoofer.
• Subwoofer’s power not
turned on.
• The subwoofer was not
detected by Auto Setup, or
subwoofer is set as “No”
in the speaker settings.
• The subwoofer is not
properly connected.
• The subwoofer volume
setting is too low or “Off”.
• Turn on the subwoofer’s
power.
• Set the subwoofer settings
to “Yes”.
• Check the connections.
• Adjust the subwoofer’s
volume to an appropriate
level.
–
23
7
–
–
23
8
–
No test tones
are produced
when main
remote
control unit’s
TEST button is
pressed.
• Surround mode not set
to “STANDARD” (Dolby/
DTS Surround) or “HOME
THX CINEMA” mode.
• Set to the “STANDARD”
(Dolby/DTS Surround) or
“HOME THX CINEMA”
mode.
35 ~ 37 35 ~ 37