ADM - 20.4 Custom Setup

Setting the TRIGGER

Make TRIGGER selector settings if you want to turn the power on and off along with other equipment.

1 Switch the TRIGGER selector on the unit’s rear panel.

[12V TRIGGER]
The ADM-20.4 will be turned on when the 12V TRIGGER jacks are provided with power.
[AUDIO]
The ADM-20.4 will be turned on when the INPUT jacks are provided with an audio signal.
Note:
The power will not be turned off automatically if the TRIGGER selector is set to AUDIO.
Use the Auto Standby function if you want to turn off the power automatically.
[OFF] (default)
Set the TRIGGER selector to OFF if you want to turn the ADM-20.4 on or off independently from other equipment.

Setting the Auto Standby Function

When the Auto Standby (ASb) function is activated, the power amplifier will automatically enter Standby mode if there is no operation for 3 hours with no audio signal input.

1 Switch the AUTO STANDBY selector on the unit’s rear panel.
[ON]
Enables auto standby.
[OFF] (default)
Disables auto standby.

Setting the Speaker Impedance

You can set the impedance of the speakers that you connect to the unit.

1 Switch the SPEAKER IMPEDANCE selector on the unit’s rear panel.

[4 or more and less than 8 ]
Sets the impedance to 4 .
[8 or more and 16 or less]
Sets the impedance to 8 . (default)

• Caution
  Settings will not be enabled even when the selector is changed in the Standby mode.
  To change a setting, be sure to turn on the unit prior to making any changes.