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Solutions
When it shows “Err”, please place this product and
keep steady in current environment for 30 minutes
before next measurement.
Screen display
Reasons
When the operation is wrong, if the sound is turned
on, then the sound will read the value and remind at
this moment.(A short beep will be heard.)
TROUBLESHOOTING
Phenomenon
When the power is turned on, the screen can not be
displayed.
Reason
The battery is exhausted. The battery polarity is
wrong.
Solution
Replace the new battery.
The battery polarity is the same as the battery case.
Phenomenon
The measurement temperature is low.
Reason
The measurement position is not correct. There are
dirt stuff in the sensor or ear canal.
Solution
Measure the temperature correctly according to the
instructions. Please clear the dirt before the measure-
ment.
45
UK