At the Leveling menu, pressing either
Internal
or
Fixed Gain
will turn off external leveling.
Press
Previous Menu
to return to the ALC Mode
menu.
Fixed Gain
In the fixed gain mode, the ALC is disabled. The RF
Level DAC and step attenuator (if installed) are
used to control the relative power level. Power is
not detected at any point, and the absolute power
level is uncalibrated. Fixed gain mode is selected
from the leveling menu.
Press
Leveling Menu
to go to the Leveling menu.
To select fixed gain mode, press
Fixed Gain
.
To return to normal ALC operation, press
Internal
.
Press
Previous Menu
to return to the ALC Mode
menu.
LOCAL (FRONT
LEVELING
PANEL) OPERATION
OPERATIONS
681XXB OM
3-51
