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Tr oubleshooting Tips
Troubleshooting Tips
Receiver/Tuner Operation
ST indicator is off.
• Adjust the antenna.
• Press GO BACK/ST.MONO button to insure you
are not outputting in mono.
The signal is Mono. Severe hum or noise.
• The signal is too weak. Connect an external antenna.
• Adjust Antenna
• Reposition Antenna away from any electronics.
There is interference to FM reception.
• Turn off other electrical units (e.g. DVD, CD player)
near the receiver.
• Reposition the Antenna.
Remote Control Operation
The remote control does not operate the unit.
• Another source mode is selected on the remote. Press
the correct Source Button.
• No batteries installed. (included with your system)
Install the batteries before attempting to operate the
remote. Be sure to match the + and - ends of each
battery to the symbols shown in the remote battery
compartment.
• The batteries are weak. Replace all batteries.
• The remote is not pointed at the remote control
sensor on the main unit or there is an obstacle
between the remote and the main unit.
• The remote control is too far from the main unit,
move closer.
Remote loses Programmed codes.
• Weak batteries, replace batteries.
Remote forgets what source was selected.
• Weak batteries, replace batteries.
General
No audio.
• Make sure the speakers are connected.
• Check the input connections.
• Check the power cord connections.
• Make sure the MUTE signal on the front panel is off.
• Make sure the digital setting (optical, coaxial or
analog) is correct.
• Check that the headphone is not inserted.
No audio from one channel.
• Check the speaker level setting.
• Check the speaker wire or external source cable
connections.
• Check whether the center or surround speaker
settings are set to YES.
Noise occurs when the TV is turned on.
• The TV is too close to the audio system.
Specific instruments sound displaced.
• Check the connections between the receiver and the
speakers if the sound does not match the video.
• Check if the video and audio cable are correctly
inserted.
TAPE OUT and REC OUT do not operate in VCR
mode.
• Check to make sure analog input signal is connected
from the signal source to the analog input jacks.
•In VCR mode, VCR OUT will be muted.
• In TAPE mode, TAPE OUT will be muted.
Cleaning the Exterior
Disconnect the system from AC power before cleaning
the exterior of the system with a soft dust cloth, or
with a slightly damp leather chamois. Never use strong
solvents.
DPL680 EN 4/8/04 4:01 PM Page 28