Troubleshooting - Onkyo TX-L5 Instruction Manual

Troubleshooting

Check the following guide for the possible cause of a problem before contacting service. Refer also to the respective
instruction manuals of the connected components and TV.
Symptoms
The AV receiver doesn't
switch on.
No sound is reproduced.
No sound or very little
sound is reproduced from
the center speaker.
No picture appears on the
TV screen.
The sound of the playback
source is not heard.
The buttons on the remote
controller and AV receiver
do not operate.
The buttons on the AV
receiver operate but the
buttons on the remote
controller do not operate.
36
Causes
• The power cord (mains lead) is
disconnected.
• The main power is set to OFF.
• There is external noise interfering with the
computer circuits of the AV receiver.
• The AC fuse is blown.
• The muting function is activated.
• The AV receiver is not properly
connected.
• Headphones are connected.
• The speakers are not properly connected.
• The listening mode is set to "STEREO" or
"ORCHESTRA."
• The volume level of the center speaker
("CENTER") is set to minimum.
• A speaker configuration without the center
speaker is selected.
• Center speaker is not connected when the
speaker configuration is set 3 ch or 5 ch.
• The TV is not set to receive the output
signals from the AV receiver.
• The video cable is not connected
securely.
• Only the S video connection is made.
• Another input source is selected.
• Power supply fluctuations or other
abnormalities such as static electricity
may interrupt correct operation.
• A wrong DVD•MD control button is
pressed.
• No batteries are inserted in the remote
controller.
• The batteries are worn out.
• The remote controller is not pointed at the
remote sensor of the AV receiver.
• The remote controller is too far from the
AV receiver.
Remedies
• Check the connection of the power cord
(mains lead).
• Turn on the main power.
• Switch off the main power, then switch it on
again. If not recovered, disconnect the power
cord (mains lead), then connect it again.
• Contact your nearest Onkyo service
center.
• Deactivate the muting function.
• Check the connections to the AV receiver.
• Decrease the volume, then disconnect the
headphones.
• Check the speaker connections.
• No sound is reproduced from the center
speaker when the listening mode is
"STEREO" or "ORCHESTRA."
• Adjust the volume level of the center
speaker.
• Check that the selected speaker
configuration includes the center speaker.
• Check the connection between the AV
receiver and the speaker, or set the
speaker configuration to the 2 ch or 4 ch.
• Set the TV to the AV receiver's input.
• Check the connections between the AV
receiver and TV set.
• Also make video connection.
• Select the appropriate input source.
• Switch off the main power, then switch it on
again. If not recovered, disconnect the power
cord (mains lead), then connect it again.
• Press the appropriate DVD•MD control
button.
• Insert new batteries.
• Replace with new batteries.
• Point the remote controller at the remote
sensor of the AV receiver.
• Operate the remote controller within 5 m
(16 feet).
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