20
Dead battery
Low battery
icon is
displayed on
screen for 10
seconds, then
device powers
off
automatically
.
Possible cause:
Battery is completely
exhausted.
Solution:
Replace the batteries. Refer
to Section 6 on ‘Battery
Installati
on’.
Out of
operating
temperature
range
3 short beeps
Color coded
ring glows red
for 3 seconds,
then device
powers off
automatically in
10 seconds.
Possible cause:
Ambient temperature is too
high (more than 104.0°F/
40.0°C).
Solution:
Thermometer should be
used in an environment
where ambient temperature
is between 50.0°F to
104.0°F /10.0°C to 40.0°C.
Out of
operating
temperature
range
3 short beeps
Possible cause:
Ambient temperature is too
low (less than 50.0°F/
10.0°C).
Solution:
Thermometer should be
used in an environment
where ambient temperature
is between 50.0°F to
104.0°F /10.0°C to 40.0°C.
