Yamaha RX-A800 Owner's Manual page 118

Problem Cause
No picture. The video signal output from this
unit is not supported by a monitor
connected to this unit via the
HDMI OUT 1-2 jacks.
An appropriate video input is not
selected on the TV.
No sound is output The speaker is malfunctioning.
from a specific Check the Speaker indicators on
speaker. the front panel display. If the
corresponding indicator lights up,
connect another speaker and check
if sound is output.
The playback component or
speakers are not connected
properly.
Output from that speaker is
disabled.
The volume of that speaker is set
to the minimum in "Speaker" in
the Setup menu.
(If hardly any sound comes from
one channel)
Speaker output balance is not set
correctly.
Sound may not be output from
certain channels, depending on the
input source or sound program.
See
Remedy
page
Displays the Advanced Setup menu and 110
select "VIDEO" in "INIT" to reset the video
parameters.
Displays the Advanced Setup menu and set 110
"MON.CHK" to "YES."
Select an appropriate video input on the TV. —
If sound is not output, the unit may be 10
malfunctioning.
Connect the cables properly. If the problem 19, 25
persists, the cables may be defective.
Check the Speaker indicators on the front 10, 91
panel display. If the corresponding indicator
is turned off, try the following.
1) Change to a different input source.
2) With the selected sound program, sound
is not output from that speaker. Select
another sound program.
3) "None" may have been selected for that
speaker on this unit. Display "Speaker" in
the Setup menu, and set respective
parameters to enable output from that
speaker ("Speaker" → "Manual Setup" →
"Configuration").
Display "Speaker" in the Setup menu and 93
adjust the volume ("Speaker" → "Manual
Setup" → "Level").
Balance the volume of each speaker from 93
"Level" in the Setup menu ("Speaker" →
"Manual Setup" → "Level").
Try another sound program. 43
Problem Cause
Only the center When a monaural source sound
speaker outputs program is applied, for some
substantial sound. surround decoders, sound from all
channels is output from the center
speaker.
No sound is heard This unit is in straight decoding
from the presence mode and a monaural source is
speakers. being played back.
Sound may not be output from
certain channels depending on
input sources or sound programs.
No sound is heard This unit is in straight decoding
from the surround mode and a monaural source is
speakers. being played back.
Sound may not be output from
certain channels depending on
input sources or sound programs.
No sound is heard "Extended Surround" in the
from the surround OPTION menu is set to "OFF," or
back speakers. an input signal does not contain a
surround back flag with "Extended
Surround" set to "Auto."
No sound is heard A subwoofer is not connected, or it
from the subwoofer. is inactive.
The subwoofer is turned off.
The source does not contain LFE
(☞p. 125) or low frequency
signals.
The right
Combine input connected to the
combination of audio external component video output
/ video jacks to with another input audio jack.
connect cannot be
found.
APPENDIX
Troubleshooting
See
Remedy
page
Try another sound program. 43
Press STRAIGHT to exit straight decoding 44
mode.
Try another sound program. 43
Press STRAIGHT to exit straight decoding 44
mode.
Try another sound program. 43
Set "Extended Surround" other than "OFF" 53
or "Auto."
Check that a subwoofer is connected 20, 93
correctly, and from the Setup menu
"Subwoofer" ("Speaker" → "Manual
Setup" → "Configuration" →
"Subwoofer"), set the subwoofer to "Use."
Turn the subwoofer power on. —
If the subwoofer includes an Auto Power
Off function, then lower the Auto Power Off
sensitivity settings.
—
Display the Input menu for the connected 80
video output, select "Audio In" and select
the jack to use for audio input.
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