8
7. Display and Operation Instructions
Screen
Display
Operating Instructions
Displayed State
Sound and backlight
Measuring Forehead Temperature
Position the thermometer at the
center of the forehead above the
eyebrow. With the thermometer
touching the forehead, press and
release the
Head
button. The
temperature will be displayed on
the screen. You can also press
and hold the
Head
button to
measure temperature
continuously.
See the table of
“Sound and Backlight
Information”
Measuring Ear Temperature
Insert the thermometer ear probe
into the ear canal. Press and
release the
Ear
button. The
temperature will be displayed on
the screen.
See the table of
“Sound and Backlight
Information”
Out of Range Display
The measured value exceeds
212 °F/100°C in ear temperature
mode. The measured value
exceeds 108.0 °F/42.2°C in
forehead temperature mode.
3 short beeps with red
backlight for 3
seconds.
The measured value falls below
32.0°F/0°C in ear temperature
mode. The measured value falls
below 89.6°F/32.0°C in forehead
temperature mode.
3 short beeps with
green backlight for 3
seconds.
13
"ErC" is displayed.
This error occurs
when data is
being read from
or written into the
memory, or the
temperature
correction is not
complete.
Contact us.
The temperature
reading is lower than
the typical body
temperature range.
The lens of the
temperature
probe is dirty.
Clean the lens using a
cotton swab.
The distance
between the
temperature
probe and the
target is too large.
Move the thermometer
closer to the target.
The thermometer
was used within
30 minutes of
being in a cold
environment.
Wait 30 minutes after the
thermometer has been
moved into the current
ambient temperature.
The temperature
reading is higher than
the typical body
temperature range.
The temperature
probe is faulty.
Contact us.
