Yamaha HTR-4063 Owner's Manual page 72

Problem Cause
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 field
programs.
No sound is heard An external amplifier is not
from the surround connected to the external
back speakers. SURROUND BACK jacks.
An external amplifier or surround
back speakers are not connected
correctly to the external
SURROUND BACK jacks.
An external amplifier for surround
back speakers is not set correctly.
• The power is off.
• An input source that is
connected from the
SURROUND BACK jacks is not
selected.
• The volume is too low.
"EXTD Surround" in the Option
menu is set to "Off," or an input
signal does not contain a surround
back flag with "EXTD 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. 77) or low frequency signals.
See
Remedy
page
Press STRAIGHT to exit straight decoding 30
mode.
Try another sound field program. 29
Connect an external amplifier to the 11
SURROUND BACK jacks and then connect
surround back speakers.
Check if the connection is correct.
Set the external amplifier correctly. —
Set "EXTD Surround" other than "Off" or 45
"Auto."
Check that a subwoofer is connected 49
correctly, and from the Setup menu
"Subwoofer" ("Speaker Setup" → "Config"
→ "Subwoofer"), set the subwoofer to
"On."
Turn the subwoofer power on. —
If the subwoofer includes an Auto Power
Off function, then lower the Auto Power Off
sensitivity settings.
—
Problem Cause
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.
The audio input The connected component is not
sources cannot be set to output the desired digital
played in the desired audio signals.
digital audio signal
format.
There is noise This unit is too close to other
interference from digital or radio frequency
digital or radio equipment.
frequency
equipment.
Noise/hum noise is Incorrect cable connection.
heard. Connect the audio cables properly.
A DTS-CD is being played back.
The volume cannot The component connected to the
be increased, or the output jacks of this unit is not
sound is distorted.
turned on.
"Max Volume" is set to a low
value.
APPENDIX
Troubleshooting
See
Remedy
page
Display the Input Audio menu for the 46
connected video output, select "Audio In,"
and select the jack to use for audio input.
Set the playback component properly —
referring to its instruction manual.
Move this unit further away from such —
equipment.
If the problem persists, the cables may be —
defective.
1) When only noise is output —
If a DTS bitstream signal is not properly
input to this unit, only noise is output.
Connect the playback component to this
unit by digital connection and playback the
DTS-CD. If the condition is not improved,
the problem may results from the playback
component. Consult the manufacturer of the
playback component.
2) When noise is output during playback or
skip operation
Before playing back the DTS-CD, display
the Option menu after selecting the input
source and set ''Decoder Mode'' to ''DTS.''
When the component connected to the —
output jacks of this unit is not turned on, the
sound may be distorted, or the volume may
decreased due to the nature of AV receivers.
Turn on all components connected to this
unit.
Set it to a higher value. 54
72
En