Troubleshooting guide. Integra DTR-9.1

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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-9.1 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 service center.

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 level is set to minimum.

➞ Set the CENTER level to the appropriate volume.

• CENTER SPEAKER is set to “None.”

➞ Set CENTER SPEAKER to “Large” or “Small.”

No sound or very low volume from subwoofer

• Subwoofer is set to “No.”

➞ Check the speaker setting.

• Subwoofer speakers output level setting is improper.

➞ Check the output level of the Subwoofer using the test tone.

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 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 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.

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 too high.

➞ Turn treble down.