Martel Electronics BetaGauge 321A - Manual (Page 13)

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If SAVE or RECALL is selected use the arrow keys to select the set-up location. Then use
the save option to store the current set-up into the selected location or the recall option to
recall the set-up stored in the selected location. The display menu will automatically go
home.
2.4.4 Setting AutoShut-off Parameters
The calibrator can be set to automatically shut-off after a selected number of minutes; this
function can also be disabled. To set the auto shut off parameters select the AUTO OFF
option on the Auto Shut Off Main Menu.
Use the arrow keys to select the number of minutes before the calibrator turns off or
disable auto shut-off by scrolling all the way down.
Use the AUTO OFF DONE option to set the parameters and return home. The auto shut
off time is reset whenever a key is pressed.
2.4.5 Activating and Deactivating a Display
Use the DISPLAY option on the Display Selection Main Menu to access the Display
Activation Menu.
The {function} option can be used to select which display to act upon. The ON/OFF
option turns the selected display on or off. The selected display and current on/off state
are displayed in the lower display.
Use the DONE option to save the changes and return home. When a display is
deactivated its configuration is retained. When the display is activated its configuration is