Mirion Technologies UltraRadiac-Plus, User Manual, Page: 16 / 81

The Battery Life Indicator
LIGHT
In the dark, press to
illuminate the display for
about five seconds. Note
that the backlight may not
be visible in daylight or
normal room lighting.
CLR/TEST
In the Rate Mode, press
and hold to enable the
Display Test Sequence
The Battery Life Indicator
The UltraRadiac-Plus has two battery life
indicators. See
The Batteries on page 49 for
instructions on changing the batteries.
•
If a blinking
8
is displayed, the unit has
stopped functioning. Replace the
batteries before the unit’s next use.
•
If a blinking
BAT
is seen in the top-left
corner of the display, the unit’s batteries
have 10 hours or less of useful life.
Replace the batteries as soon as
possible.
•
If the display is blank, the batteries are
dead. Replace the batteries before the
unit’s next use.
7