Malfunction
Cause
Solution
Operating
temperature
exceeds the
valid range.
Please comply
with the operat-
ing conditions
(see page 42).
The
temperature
measurement
is inaccurate
and / or there
are doubts
regarding the
measurement
result.
Check if the
infrared sensor
is dirty.
Clean the
infrared sensor
(see page 36).
Check if the
device is used
according to the
instructions.
Please follow the
instructions
provided on how
to use the device
and on how to
achieve a correct
measurement
result!
Check if device
and patient have
been in the same
room for at least
30 minutes prior
to the measure-
ment.
Ensure that de-
vice and patient
have been in the
same room for at
least 30 minutes
prior to the
measurement.
The device is
used outdoors.
Only use the
device indoors.
You have held
the device in
your hands for a
longer period of
time.
Lay down the de-
vice on a table,
for instance, in
order to allow it
to adapt to the
ambient tem-
perature.
40
19.0 Malfunctions
MALFUNCTIONS
D
USA
19.PJN174-14_GA-USA_HHD-Ohrthermometer_DSO364_28.07.14
Montag, 28. Juli 2014 14:37:40
