Yamaha HTR-6025 Owner's Manual page 57

Problem
Dolby Digital or DTS The connected component is not set to
sources cannot be output Dolby Digital or DTS digital
played. (Dolby Digital
signals.
or DTS indicator in
Audio input jack select is set to
the front panel
"ANALOG".
display does not light
up.)
A humming sound is
Incorrect cable connections.
heard.
The volume level You are attempting to set the volume level
cannot be increased, higher than the maximum volume level.
or the sound is
The component connected to the AUDIO
distorted.
OUT (REC) jacks of this unit is turned
off.
The sound effect It is not possible to record the sound effect
cannot be recorded. with a recording component.
A source cannot be The source component is not connected to
recorded by an
the analog AUDIO IN jacks of this unit.
analog component
connected to the
AUDIO OUT (REC)
jacks.
The sound field
"MEM. GUARD" in "OPTION MENU"
parameters and some is set to "ON".
other settings of this
unit cannot be
changed.
This unit does not
The internal microcomputer has been
operate properly. frozen by an external electric shock (such
as lightning or excessive static electricity)
or by a power supply with low voltage.
"CHECK SP WIRES" Speaker cables are short-circuited.
appears in the front
panel display.
There is noise This unit is too close to the digital or high-
interference from frequency equipment.
digital or radio
frequency equipment.
The picture is The video source uses scrambled or
disturbed. encoded signals to prevent dubbing.
This unit suddenly The internal temperature is too high and
enters the standby the overheat protection circuitry has been
mode.
activated.
Cause
Make an appropriate setting following the operating
instructions for your component.
Set Audio input jack select to "AUTO".
Connect the audio cables firmly. If the problem
persists, the cables may be defective.
Adjust "MAX VOL." setting.
Turn on the power of the component.
Connect the source component to the analog AUDIO
IN jacks.
Set "MEM. GUARD" to "OFF".
Disconnect the power cable from the AC wall 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 about 1 hour for this unit to cool down and then
turn it back on.
Troubleshooting
Remedy
See
page
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29
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43
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15, 17
45
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12
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53
En