DESCRIPTION: “E.1” is
projected alternately with
the symbol “bAt” ( ),
or the unit does not turn
on at all.
PROBLEM: the batteries
are dead.
SOLUTION: remove the
batteries immediately and
replace them (see no. 11).
DESCRIPTION: the
projection reads "E.8".
PROBLEM: the
thermometer was moved
before the light started
flashing, or the area is
subject to strong
electromagnetic fields.
SOLUTION: wait until the
light starts to flash before
moving the thermometer;
make certain that there
are no mobile or cordless
telephones in the vicinity
DESCRIPTION: the
projection shows “CAL”
and the lights of the “face”
and the “home” buttons
flash.
PROBLEM: the
thermometer has not
stabilised. The symbol
“CAL” and the flashing
lights indicate that you
should perform an MQCS.
SOLUTION: perform an
MQCS (see no. 6).
DESCRIPTION: "Hi.4"
and the temperature value
are projected alternately.
PROBLEM: the room
temperature is too high
(above 40°C / 104°F).
SOLUTION: the
temperature reading can
be taken, but accuracy is
not guaranteed.
DESCRIPTION: "Hi.4"
appears on the projection.
PROBLEM: the room
temperature is too high
(above 45°C / 113°F).
SOLUTION: move to
another, cooler site.
DESCRIPTION: “Lo.5"
and the temperature value
are projected alternately.
PROBLEM: If you have
pressed the “face” button:
the room temperature is
between 10 and 15.9°C
(50 and 60.6ºF).
If you have pressed the
“home” button”: the room
temperature is between 5
and 9.9°C (41 and
