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English
ADDITIONAL
INFORMATION
Problem
No sound from the rear
center speaker.
A “humming” sound can
be heard.
The volume level cannot
be increased, or the
sound is distorted.
The sound effect cannot
be recorded.
HTR-5650
A source cannot be
recorded by a digital
recording component
connected to the
DIGITAL OUTPUT jack of
this unit.
The sound field
parameters and some
other settings on the
unit cannot be changed.
The unit does not
operate properly.
“CHECK SP WIRES”
appears on the front
panel display.
There is noise interfer-
ence from digital or
high-frequency
equipment, or this unit.
The unit suddenly turns
into standby mode.
Cause
“SOUND 1C REAR LR” or “SOUND 1D
REAR CT” on the set menu is set to NON.
The Dolby Digital EX or the DTS-ES
decoder is not switched on.
Incorrect cable connections.
The component connected to the OUT
(REC) jacks of this unit is turned off.
It is not possible to record the sound effect
with a recording component.
There is no source component connected
to the DIGITAL INPUT jacks of this unit.
“OPTION 2 MEM. GUARD” in the set
menu is set to ON.
The internal microcomputer has been
frozen by an external electric shock (such
as lightning or excessive static electricity)
or by a power supply with low voltage.
The speaker cables are short circuited.
This unit is too close to the digital or high-
frequency equipment.
The internal temperature has become too
high and the overheat protection circuitry
has been activated.
Remedy
Select LRG or SML.
Press 6.1/5.1 on the remote control to switch the
decoder on.
Firmly connect the audio plugs. If the problem
persists, the cables may be defective.
Turn on the power to the component.
Connect the source component to the DIGITAL
INPUT jacks of this unit.
Set “OPTION 2 MEM. GUARD” in the set menu
to OFF.
Disconnect the AC power cord from the outlet
and then plug it in again after about 30 seconds.
Make sure all speaker cables are connected
correctly.
Move this unit further away from such
equipment.
Wait until the unit cools down and then turn it
back on.
Refer to
page
40
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TROUBLESHOOTING
0110HTR5650/5640_49-57_EN-U.p65 02.12.24, 9:27 AM53