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Troubleshooting guide
If a problem occurs while you are using the remote controller, first
try to operate the controls on the front panel of the DTR-5.2 to make
sure that it is not due to a malfunction (or worn out batteries) in the
remote controller.
POWER
Power shuts off immediately after power on.
• Amplifier protection circuitry has been activated.
➞ Remove the power cord from outlet immediately. Contact
your Integra/Onkyo authorized service center.
No power.
• Power cord is disconnected.
➞ Connect power cord.
• External noise in the affecting the internal microcomputer.
➞ Turn the power button off and then on again or remove the
power cord from the outlet and then plug it in again.
• Internal fuse is blown.
➞ Contact your Integra/Onkyo authorized Service Center.
Power turns on but no sound.
•“MUTING” is displayed.
➞ Press the MUTING button on the remote controller to turn it
off.
• Bad connections or wiring.
➞ Check connections, speaker cables, etc.
• Amplifier protection circuitry has been activated.
➞ Contact your Integra/Onkyo authorized Service Center.
The sound of the playback source is not heard.
• Input selector is not set properly.
➞ Set to correct input source.
• Headphones are connected.
➞ Lower volume and then disconnect headphones.
Pressing the ON button on the remote controller does
not turn on the power to the main unit.
• You have not pressed RCVR MODE button.
➞ Press the RCVR MODE button, then press the ON button.
SPEAKERS
No sound from the center speaker, or at very low
volume.
• Speaker cable is not connected.
➞ Check the connection between the amplifier and the speaker.
• Listening mode is set to Stereo or Direct.
➞ Set the Listening mode to any mode other than Stereo or
Direct. The output to the center speaker may differ depending
on the listening mode.
• Center speaker level is set to minimum.
➞ Set the Center speaker level to the appropriate volume (page
22).
• Center speaker is set to “NONE.”
➞ Set CENTER to “LARGE” or “SMALL” (page 21).
No sound or very low volume from subwoofer.
• Subwoofer is set to “NO.”
➞ Check the speaker setting (page 21).
• Subwoofer speakers output level setting is improper.
➞ Check the output level of the Subwoofer using the test tone
(page 22).
Low frequency humming is heard.
• Not properly grounded.
➞ Check outer conductor of input plugs.
• Turntable motor is not properly grounded.
➞ Check for proper ground connection.
• Audio connection cables on the rear panel are connected
incorrectly.
➞ Adjust the placement of the cable to reduce hum.
Howling is heard when the volume is turned up.
• Turntable and speakers are located too close together.
➞ Move them farther apart.
Rough or scratchy sound is heard. High range is not
clear.
• The needles of turntable is dirty or worn, or a problem exists
with a connected component.
➞ Refer to the instruction of the connected components and
check for problem.
• Treble control is too high.
➞ Turn treble down.
FM/AM TUNER
AM stations cannot be received.
• AM loop antenna is not connected.
➞ Connect the included AM loop antenna to the AM antenna
terminals.
Buzzing noise on AM stations (particularly noticeable at
night or with weak stations).
• Noise from electrical apparatus such as fluorescent lamp.
➞ Move the AM loop antenna to different position.
➞ Set up an outdoor AM antenna.
Noise is heard at high-pitched sounds on AM stations.
• Noise from TV set.
➞ Place the AM loop antenna as far as possible from the TV.
➞ Move unit away from TV set.
Crackling noise on both AM and FM stations.
• Noise caused by fluorescent lamp being turned on and off.
➞ Move antenna as far as possible from the fluorescent lamp.
• Noise from automobile ignition.
➞ Install an FM outdoor antenna as far as possible from the
road.
➞ Change the position or direction of the outdoor antenna.
The indicators light for stereo reception, but sound is
distorted and stereo separation is bad.
• Station is too strong.
➞ Change to FM indoor antenna.
• Multiple reflection of the radio waves because of tall buildings
or mountains.
➞ Use antenna that has better directivity and select a point
where distortion is least.
Indicators for stereo reception flicker and hiss is heard
on FM stations.
• Station is too weak.
➞ Install an outdoor FM antenna.
• Stereo FM broadcasts cover only about half the distance of an
ordinary broadcast.
➞ Change the position or direction of the outdoor antenna.