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You can manually turn the A 23 on and off with its front panel On-Off button. It can also be
triggered to turn on and off automatically when your preamplifier, surround controller, or
system controller is turned on and off.
Manual On-Off from the Front Panel
If you want to manually turn on and off the A 23 at any time, you need to first select
the Manual On-Off option by placing the Auto Turn On switch (on the rear panel) to its
middle Man (Manual) position.
Connecting an Active Audio Source for Automatic On-Off
If you want to automatically turn on the A 23 whenever music is playing (an audio
signal is present), choose the audio triggering option by moving the Auto Turn On
switch to its upper Audio position.
What You’ll Need:
An active audio source connected to the left or right Input jack on the A 23
Before Connecting
Remove power to all the components in your audio system.
Make sure the Auto Turn On switch on the A 23 is in its Audio (up) position.
Set the Audio triggering Sensitivity adjustment knob on the rear panel to the desired
level. Start with the 12 o’clock position.
To Connect
Connect an active audio source to either the Left or Right Balanced or Unbalanced
Input jacks. (Refer to to pages 2 and 3).
MANUAL AND AUTOMATIC TURN ON-OFF OPTIONS
7
YOU SHOULD KNOW
Turn Off Delay in the Audio Mode
When the music (audio signal) stops, the A 23 will remain turned on for about five minutes. This
delay prevents unwanted turn-off during silent passages in music or pauses between tracks.
CAUTION
Switch in up position
Start Sensitivity at 12 o'clock