Error Messages - Beurer medical FT 90 Manual De Instrucciones

If you want to use the thermometer to measure the room temperature you
need to switch to room temperature mode.
• With the thermometer switched on, briefly press the MODE/MEM
button twice.
The device switches to the room temperature mode
• The room temperature is immediately displayed (fig. 10).
Measurements taken in room temperature mode are not stored.

9. Error messages

Error Problem
message
Measurement during self-test,
device not yet ready for measure-
ment.
Room temperature below <50 °F,
>104 °F (<10 °C or over 40 °C).
(1) Forehead temperature mode:
The temperature recorded is
higher than 108 °F (42.2 °C).
(2) Object temperature mode: The
temperature recorded is higher
than 176 °F (80 °C).
.
Solution
Wait until the forehead symbol stops
flashing.
Room temperature must be between 50 °F
and 104 °F (10 °C and 40 °C).
Operate the thermometer only between the
specified temperature ranges. In the event
of a repeated error message, contact your
retailer or Customer Services.
Fig. 10
15