Beurer FT 90 - Manual (Page 29)

29
Error
message
Problem Solution
Large variation in room tempera-
ture.
Store the device for at least 30 min-
utes in a room with room temperature
(10 – 40 °C / 50 –104 °F).
Room temperature below 10 °C or
over 40 °C (<50 °F, >104 °F).
Room temperature must be between 10 °C
and 40 °C (<50 °F, >104 °F).
Faultless functionality cannot be
guaranteed.
Remove the battery for approx. 1 minute
and then reinsert. In the event of a
repeated error message, contact your
retailer or Customer Services.
(1) Forehead temperature mode:
The temperature recorded is
higher than 42.2 °C (108 °F).
(2) Object temperature mode: The
temperature recorded is higher
than 80 °C (176 °F).
Operate the thermometer only between
the specified temperature ranges. In the
event of a repeated error message, con-
tact your retailer or Customer Services.
(1) Forehead temperature mode:
The temperature recorded is
lower than 34 °C (93.2 °F).
(2) Object temperature mode: The
temperature recorded is lower
than -22 °C (-7.6 °F).
Operate the thermometer only between
the specified temperature ranges. In the
event of a repeated error message, con-
tact your retailer or Customer Services.
Self-test unsuccessful. Replace the batteries.
The batteries are empty. Replace the batteries.