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5. Operating modes
5.1. Normal mode
ADX-21-D is in the normal operation mode when you switch it on. You can operate the functions
with the user interface or remotely with the control software. Volume settings and the channel
selection made with the interface is saved in 5 seconds after the change. The status of the mute
button is not saved in the device memory.
5.2. Setup mode
In the setup mode, the presets of the power-up behavior and the EQ-filter can be changed
manually from the user interface.
To enter the setup mode, press the PWR (1) button for 6 seconds.
Switch between the power up behavior and the filter settings with the Input channel dial button.
The display shows "P" for the power-up behavior and "F" for the filter as the first character to
indicate the chosen function.
The second blinking character identifies the chosen preset. Change the presets with the VOL
and VOL buttons.
5.2.1. Power-up behavior
Power-up behavior changes how the amplifier behaves when the power is connected.
Presets:
P0
Power off until the power button is pressed
P1
Power on automatically
PL
The last used state before disconnecting the power
Change the presets with the VOL and VOL buttons.
Settings are saved at exit.
To exit the setup mode, press the PWR (1) button.
5.2.2. EQ-filter
EQ-filter changes the color of the sound between Presence and Warm.
Presets:
F0
Presence. Flat amplifier output with clear and crisp rising panel response.
FH
Warm. Equalized amplifier output with warmer sound to compensate for the
rising panel response.
Change the presets with the VOL and VOL buttons.
Settings are saved at exit.
To exit the setup mode, press the PWR (1) button.
12
Manual
v.1.2/08-23
30.8.2023
Revision 1.2
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