User manual

- 44 -
D
GB
E
P
I
GR
RUS
Message
Problem
Possible cause
Solution
(1) In forehead mode:
measurement temperature
below +34.0 °C (93.2 °F)
(2) Surface measurement:
measurement temperature
below -22.0 °C (-7.6 °F)
The
temperature of
the object to be
measured is
outside the
specified
measuring
range (too
cold).
Take a measurement in
the specified
temperature range.
If the device is still
malfunctioning,
contact your retailer.
The device cannot be
switched on and the
display is empty.
Insulation strips
have not been
removed from the
battery
Remove the insulation
strips from the battery.
Battery empty
Replace the battery
(see section. 3.1).
Battery inserted
incorrectly when
changed.
Insert the battery
correctly (see
section. 3.1).
5 TECHNICAL DATA
Temperature measuring range
Forehead mode: ±0.2°C (0.4°F) within 35.0~42.0°C
(95.0~107.6°F),
±0.3°C (0.5°F) for other range
Surface temperature mode: ±0.3°C (0.5°F) within 22.0~42.2°C
(71.6~108°F),
others ±4% or ±2°C (4.0F) whichever is greater.