EN
17
Screen Display
Operating Instructions
Displayed State
Sound and
Backlight Color
Error information & low battery
The ambient temperature is higher
than 40.0ºC (104.0ºF) or lower than
10.0ºC (50.0ºF).
A long beeps,the
backlight is red.
An error occurs when data is being
read from or written to the memory,
or the temperature correction is not
complete.
A long beeps,the
backlight is red.
When the battery voltage is lower
than 2.4V ± 0.1V, the low battery
symbol will appear on the display.
Please replace the batteries.
Silent
Measuring Ear Temperature
1. When using the thermometer for the first time, move the battery’s
insulating piece away.
2. Take the probe cover off from the thermometer before measuring the
Содержание JPD-FR412
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