28
CARE
Keep the receiver dry; if it gets wet, wipe it dry immediately.
Use and store the receiver only in normal temperature
environments. Handle the receiver carefully; do not drop it.
Keep the receiver away from dust and dirt, and wipe it with a
damp cloth occasionally to keep it looking new.
Modifying or tampering with the receiver’s internal
components can cause a malfunction and might invalidate its
warranty and void your FCC authorization to operate it. If your
receiver is not performing as it should, take it to your local
RadioShack store for assistance.
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: You might permanently damage your speakers by
cleaning them with a vacuum cleaner. Use a feather duster or a
soft loose cloth instead.
Using Discs
When using discs, you must always take the following
precautions:
Considerable noise in
radio broadcasts.
Incorrect frequency. Tune in the correct frequency.
The antenna is not connected. Connect the antenna.
Œ
RF (AC-3) and/or digital cables are
near the antenna terminals and wires.
Route
Œ
RF (AC-3) and digital cables away from the
antenna terminals and wires.
(For FM) The FM antenna is not fully
extended or is poorly positioned.
Fully extend the FM wire antenna, position for best
reception, and secure to a wall.
(For FM) The signal is weak. Connect an outdoor FM antenna.
(For AM) The AM antenna is poorly
positioned.
Adjust the direction and position for best reception.
(For AM) The signal is weak. Connect an additional internal or external AM antenna.
Interference caused by other equipment
(for example, fluorescent lights, motors).
Turn off the equipment causing the noise or move it away
from the receiver.
Place the antenna farther away from the equipment causing
the noise.
Broadcast stations
cannot be selected
automatically.
The signals are weak. Connect an outdoor antenna.
The display is dark. The dimmer or sleep timer is on. Press
DIMMER
again.
When listening to the
music in stereo, left/
right speakers sounds
are reversed.
Speakers are incorrectly connected. Check or reconnect.
Low hum or buzz
sound.
Power line of a fluorescent light or other
device is installed near the receiver.
Place the receiver as far away as possible from electric
devices that cause interference.
Sound is only heard
from one channel.
One of the input cords is disconnected. Connect the input cords securely.
The channel level is set to one side. Adjust the channel level.
Sound cuts off or there
is no sound even
though power is on.
Speaker impedance is less than
prescribed for this receiver.
After turning off the power and then turning it on again,
reduce the volume or change to the correct 6-ohm
speakers.
Low bass response. Speaker polarity(+/–) is reversed. Check all speakers for correct polarity.
No sound from the
surround speakers.
Surround Mode is set to
STEREO
. Set the mode to the desired surround mode position.
Source being played is not recorded or
broadcast in surround sound.
Use surround mode.
One or more surround speaker wires is
not making a good connection.
Check all surround speaker wires for good connection.
No sound from the
center speaker.
Surround Mode is not set to
DTS
,
DOLBY
DIGITAL
, or
DOLBY PRO LOGIC
.
Set Surround Mode to
DTS
,
DOLBY DIGITAL
, or
DOLBY PRO
LOGIC
.
Symptom Cause Remedy