OperationsTroubleshooting guide
To listen to music or view your favorite movies, follow theNo power.
operations below.Y The power cord is disconnected.
The procedures given below assume that the other systemŢConnect the power cord.
components are already connected. (For example, that the source
components are already connected to the control amplifier or theY The setting of the TRIGGER switch is wrong.
preamplifier.)Å¢Set the TRIGGER switch to the appropriate position.
Y With the TRIGGER switch set to a position other than OFF,
1. Lower the volume at the control amplifier orthe Power switch is pressed again immediately after turning
preamplifier.the power off.
Lower the volume of the control amplifier or preamplifier toŢBe sure to leave more than 3 seconds before turning the
the minimum so that when the ADM-2.1 is turned on, you dopower on again.
not hear loud unwanted sounds.
Power turns on but no sound.
2. Select the input on the control amplifier orY Bad connections or wiring.
preamplifier.Å¢Check connections, speaker cables, etc.
Select the proper input on the control amplifier orY Amplifier protection circuitry has been activated.
preamplifier.Å¢Contact your Integra/Onkyo Service Center.
3. Slowly increase the volume of the controlY The INPUT LEVEL control is set to MIN.
amplifier or preamplifier.Å¢Turn the INPUT LEVEL control to adjust the input
level.
Now all that remains is to control the control amplifier or
preamplifier and the other connected system components toThe Standby/On indicator does not light when the Power
enjoy your music or movies.switch is pressed.
Y Bad connections or wiring.
Å¢Check if the power cord is properly connected. If the
indicator still does not light, turn off the ADM-2.1,
disconnect the power cord, and contact your Integra/
Onkyo Service Center.
The Standby/On indicator flashes red for more than
7 seconds when the Power switch is pressed.
Y A malfunction.
Å¢Press the Power switch to turn off the ADM-2.1. After
3 seconds, press the Power switch again to turn on the
ADM-2.1. If the indicator still flashes, turn off the
ADM-2.1, disconnect the power cord, and contact your
Integra/Onkyo Service Center.
No sound from the speaker, or at very low volume.
Y Bad connections or wiring.
Å¢Check connections, speaker cables, etc.
Y The INPUT LEVEL control is set to MIN.
Å¢Turn the INPUT LEVEL control to adjust the input
level.
Y The settings on the control amplifier or preamplifier are
wrong.
Å¢Check the settings on the control amplifier or
preamplifier.
The left and right sounds are unbalanced or reversed.
Y Bad connections or wiring.
Å¢Check connections, speaker cables, etc.
Y The polarity of the speaker cable is wrong.
Å¢Check the polarity of the speaker cable.
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