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9. Cleaning and storage
Protective caps are only intended for
single use.
The sensor tip is the most sensitive part
of the ear thermometer. Work carefully
when cleaning the sensor tip to avoid
causing any damage. Use a clean cloth
or cotton bud that can be moistened with
disinfectant, alcohol or warm water.
To clean the entire device, use a soft cloth slightly moistened
with a mild soapy solution.
Do not use any harsh cleaning products.
If prolonged storage is intended, you should remove the bat
teries. The device must not be stored or used at an excessively
high or low temperature or humidity (see technical data), in
sunlight, in association with an electrical current or in dusty
locations. Otherwise inaccuracies can occur.
10. Disposal
The empty, completely flat batteries should be disposed of
through specially designated collection boxes, recycling points
or electronics retailers. You are legally required to dispose of
the batteries.
All manuals and user guides at all-guides.com
Note: The codes below are printed on batteries
containing harmful substances: Pb = Battery con
tains lead, Cd = Battery contains cadmium, Hg =
Battery contains mercury.
For environmental reasons, do not dispose of the de
vice in the household waste at the end of its useful
life. Dispose of the unit at a suitable local collection
or recycling point. Dispose of the device in accord
ance with EC Directive – WEEE (Waste Electrical and Electronic
Equipment). If you have any questions, please contact the local
authorities responsible for waste disposal.
11. What if there are error messages?
Error
Cause
message
The ear thermometer
ER1
is not yet ready for
measurement.
The measured ambi
ER2
ent temperature is not
in the range from 10 °C
– 40 °C (50 – 104 °F).
The ear thermometer
ER3
is not placed in the ear
correctly.
23
Solution
Take measurements only
once body ( ) or object
temperature mode (
)
appears on the display.
Place the ear thermometer
in a room with an ambient
temperature between 10 °C
and 40 °C (50 °F and 104 °F)
for at least 30 minutes.
Please observe the notes
in the chapter "Measuring".
Perform the measurement
again.
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