Sony Muteki LBT-ZX66i Operating Instructions Manual page 35

There is severe hum or noise.
• A TV or VCR is placed too close to the
unit. Move the unit away from the TV or
VCR.
• Move the unit away from the source of
noise.
• Connect the unit to a different wall
outlet.
• Install a noise filter (commercially
available) to the power cord.
• Turn off surrounding electrical
equipment.
The timer does not function.
• Check the timer setting and set the
correct time (page 32).
• Cancel the Sleep Timer function
(page 32).
The remote does not function.
• Remove the obstacles between the
remote and the unit.
• Move the remote closer to the unit.
• Point the remote at the unit's sensor.
• Replace the batteries (R6/size AA).
• Move the unit away from the
fluorescent light.
There is acoustic feedback.
• Reduce the volume.
• Move the microphone away from the
speakers or change the direction of the
microphone.
Speakers
Sound comes from one channel or
unbalanced left and right volume.
• Place the speakers as symmetrically as
possible.
• Check that the speaker are connected
securely and correctly.
• The source being played back is
monaural.
• Turn off the X-ROUND effect
(page 24).
Sound lacks bass.
• Check that the speaker's + and –
terminals are connected correctly.
Disc player
The disc tray does not open and
"LOCKED" appears in the display.
• Consult your nearest Sony dealer or
local authorized Sony service facility.
The disc tray does not close.
• Load the disc correctly.
• Always close the disc tray by pressing
Z OPEN/CLOSE. Do not forcibly push
the disc tray to close it as this may cause
a malfunction.
The disc does not eject.
• Consult your nearest Sony dealer.
Playback does not start.
• Open the disc tray and check whether a
disc is loaded.
• Wipe the disc clean (page 38).
• Reload the disc.
• Load the disc that this system can play
back (page 38).
• Load the disc on the disc tray with the
label side facing up.
• Remove the disc and wipe away the
moisture on the disc, then leave the
system turned on for a few hours until
the moisture evaporates.
• Press NX (or N on the remote) to
start playback.
Disc access takes a long time.
• Set "CD POWER ON" by CD power
manage function (page 20).
The sound skips.
• Wipe the disc clean (page 38).
• Reload the disc.
• Move the unit to a place without
vibration (e.g., on top of a stable stand).
• Move the speakers away from the unit,
or place them on separate stands. When
you listen to a track with bass sounds at
high volume, the speaker vibration may
cause the sound to skip.
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