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20
The measured result is
below 34°C (93.2°F).
The measured result
exceeds 42.2°C
(108.0°F).
An “Er.1” mark is
displayed.
Remove the
thermometer from the
ear only after the
measurement is
nished.
Did you remove the
thermometer before
the measurement is
nished?
Consult at the store
where you purchased
the unit.
Is the infrared sensor
broken?
Replace the probe cover
with a new one.
I s t h e p r o b e c o ve r
broken?
Leave the unit for 1 minute and it will switch off
automatically. Then turn on again.
If the “Er.1” is displayed again, the unit may be
in trouble. Consult at the store where you
purchased the unit.
Leave the unit in the
room where you are
going to measure so
that the unit is
accustomed to the
temperature of that
room before
measuring
again. Note operating
room temperature
should be 10°C to
40°C.
If you store the unit in
the room where you
are actually going to
measure, you can
measure immediately.
You cannot measure
the body temperature
when the temperature
of the main unit is in
this range.
What to check How to correctTrouble
TROUBLESHOOTING
The temperature of the
main unit is appro-
ximately 10°C (50°F)
or below or it uctuates.
The temperature of the
main unit is appro-
ximately 40°C (104°F)
or above.
The temperature of the
main unit changes by
more than 5°C.
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