User`s guide

General Power Meter Functions 2
N1913/1914A EPM Series Power Meters User’s Guide 99
Display Backlight Control
When the battery power is being used, the display backlight control will be
available. If AC power is being used, the display backlight control menu is
grayed out and the backlight is permanently turned ON.
The display backlight can be turned OFF by pressing on the
backlight menu. When backlight is turned OFF, pressing on any of the keys
on the front panel will turn ON the backlight.
These features are intended for saving power and longer usage when the
meter is running under battery power.
Press to enable Timed mode for the display backlight.
When Timed mode is selected, the backlight will turn OFF within 10
minutes after the last keypress. Pressing any keys on the front panel will
turn the backlight ON again.
On instrument preset, the backlight will be set to ON.
Figure 2-66 Display backlight control
Backlight Off
Backlight Timed