Error message
Err
MGM C
10
Trouble-shooting
Situation
NO lens filter is attached.
The thermometer cannot identify
a secure position of the probe. An
accurate measurement was not
possible.
POS = position error
Ambient temperature is not within
the allowed operating range
(10-40 50- 104 OF).
Temperature taken is not within
typical human temperature range
(34 - 42.2 oc or 93.2-108 OF).
HI = too high
LO — too low
System error — self-check display
flashes continuously and will not
be followed by the ready beep
and the ready symbol.
If error persists,
If error still persists,
Solution
Attach new, clean lens filter.
IRT 4020: Clear the display by
pushing the "start" button once.
IRT 4520: Clear the display by
pushing the «I/O» button once.
Take care that the positioning of
the probe is correct and remains
stable.
Allow the thermometer to remain
in a room for 30 minutes where
the temperature is between
10 and 40 oc or 50 and 104 OF.
Make Sure a new, clean lens filter
is attached and thermometer is
properly inserted. Then, take a
new temperature.
Wait 1 minute until the thermo-
meter turns Off automatically, then
turn on again.
Reset the thermometer by
re-moving the batteries and
putting them back in.
Please contact your authorized
Service Centre (See Guarantee
Card).
Trouble-shooting
Situation
Battery is low, but thermometer will
still operate correctly.
Battery is too low to take correct
temperature readings.
Do you have any further questions?
Replacing the batteries
Solution
Insert new batteries.
Insert new batteries.
Please contact your authorized
Service Centre
(See Guarantee Card).
The thermometer is supplied with two 1.5 V type AA (LR 06). For best
performance, we recommend Duracell@ alkaline batteries.
Insert new batteries when the battery symbol appears on the display.
Open the battery compartment. Remove the batteries and replace with
new batteries, making sure the poles are in the right direction.
Slide battery door back until it snaps in place.
TO protect the environment, dispose Of empty batteries at your
retail store or at appropriate collection sites according to national
or local regulations.
Calibration
The thermometer is calibrated at the time of manufacture.
If at any time you question the accuracy of the temperature
measurement, please contact your authorized Service Center.
Error message
11