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is not influenced by solar radiation or other influences such as cold draughts from air-conditioning systems. In addition to
the ambient temperature, which is updated once every minute, the date and time are displayed alternately.
6.5 changing the temperature unit
You can display the temperature in degrees Celsius (°C) or degrees Fahrenheit (°F). With the thermometer switched off
or in standby mode, select the unit by holding down the “SCAN” button and at the same time pressing the “ ” button.
Keep the two buttons depressed until the temperature unit changes. All stored temperatures are displayed in the new
temperature unit.
7. Trouble shooting
error
message Problem
Solution
Autotest in progress, device not yeat ready for.
Wait until the
forehead symbol
stops flashing.
Large fluctuation in ambient temperature.
Store the device for at least 30 minutes in the room where the
measurement will be taken.
Ambient temperature below 10 °C or above 40 °C
(<50 °F, >104 °F).
The ambient temperature must be between 10 °C and 40 °C
(50 °F, 104 °F).
Device no longer functioning correctly.
Take out battery for approx. 1 minute and insert again. If the
error message is repeated, consult your dealer or customer
service.
(1) Forehead thermometer mode: the tempera-
ture measured is higher than 42.2 °C (108 °F).
(2) SCAN mode: the temperature measured is
higher than 80 °C (176 °F).
Operate the thermometer only between the specified tempera-
ture ranges. If necessary, clean the sensor tip. In the event of
a repeated error message, contact your dealer or customer
service.
