15
11.Errors and Troubleshooting
Error Message
Possible cause and
solution
Auto distance
sensor
blocked
Possible cause:
The auto distance sensor is
blocked.
Solution:
Do not touch the
thermometer probe,
especially the bottom area
where the auto distance
sensor is embedded.
Distance error
3 short beeps
Color coded
ring glows red
for 1 second
Possible cause:
The
Power/Measure
button
is pressed when distance
between the thermometer
and forehead is not
within 2”
or 5cm (when “
” is not
displayed on screen).
Solution:
Position thermometer within
2” or 5cm from the forehead.
When distance is
appropriate,
“
”
registers on the screen. You
will also hear a beep (if
sound is on) and the blue
tracking light will activate.
Press the
Power/Measure
button to take a reading.
Low battery
Low battery
icon flashes on
the screen
Possible cause:
Battery life is less than 20%.
However, the device can still
work until battery is
completely exhausted.
Solution:
Replace the batteries. Refer
to Section 6 on ‘Battery
Installation’.
