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3
WHAT DISPLAY SYMBOLS MEAN
Symbols Function / Meaning
LOW BATTERY mark
Appears when the batteries are drained.
(Begins to flash when the battery voltage
has become low. Even so, about ten
measurements can be performed.)
READY mark
Appears when the device is ready to
measure.
Flashes for about ten seconds after
measurement while the result is
displayed.
MEMORY mark
Previous measurement stored in
memory.
Appears if the measuring room
temperature is over 40ºC/104ºF.
Appears if the measuring room
temperature is less than 10ºC/50ºF.
Appears if the measurement is not
correct.
Appears if the reading is less than 34ºC/
93.2ºF.
Appears if the reading is 42.3ºC/108.1ºF
or over.
Treatment
Replace all batteries with new
ones.
Leave the thermometer in a room
with a stable temperature between
10ºC/50ºF and 40ºC/104ºF for an
hour. Then measure again.
Insert the thermometer into the
ear properly and measure again.
Measure again. See “HOW TO
TAKE A TEMPERATURE
READING” on pages 8-9.