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53
GB
Additional Inf
orma
tion
MHC-M20D.GB.4-736-071-
13
(1)
No TV sound is heard from the
system. “CODE 01” and “SGNL ERR”
appear on the display.
•
•
This system supports 2-channel
Linear PCM formats only. Check
the audio output setting on the
TV and change it to PCM output
mode if automatic mode is
selected.
•
•
Check that the speaker output
setting on the TV is set to use
external speakers.
There is severe hum or noise.
•
•
Move the system away from
sources of noise.
•
•
Connect the system to a different
wall outlet.
•
•
Install a noise filter (not supplied)
to the AC power cord (mains lead).
•
•
Turn off surrounding electrical
equipment.
•
•
The noise generated by the
cooling fans of the system may be
heard when the system is turned
on. This is not a malfunction.
•
•
Move the unit away from the neon
signs or fluorescent light.
The remote control does not
function.
•
•
Remove the obstacles between
the remote control and the unit.
•
•
Move the remote control closer to
the unit.
•
•
Point the remote control at the
unit’s sensor.
•
•
Replace the batteries (R03/size
AAA).
•
•
Move the unit away from the
fluorescent light.
There is acoustic feedback.
•
•
Reduce the volume.
•
•
Move the microphone away from
the system or change the direction
of the microphone.
The color irregularity on a TV
screen persists.
•
•
Turn off the TV at once, then turn
it on after 15 to 30 minutes. If the
color irregularity still persists,
place the system farther away
from the TV.
“CHILD LOCK” appears when you
press any button on the unit.
•
•
Set the Child Lock function to off
(page 50).
A clicking sound is heard when
system is turned on.
•
•
This is the operating sound and it
occurs when the system is turned
on or off, for example. This is not a
malfunction.
The sound loses stereo effect
during playback.
•
•
Turn off the Vocal Fader
(page 49).
•
•
Make sure the system is
connected properly.
•
•
Check the speaker connections
(page 16).
Speakers
Sound comes from only one
channel or the left and right
volume is unbalanced.
•
•
Place the speakers as
symmetrically as possible.
•
•
Check that the speakers are
connected securely and correctly.
•
•
The source being played back is
monaural.
There is no sound from a specific
speaker.
•
•
Check that the speaker is
connected securely and correctly.