36
8. Problems/solutions
Problem
Possible cause
Solution
Measurements display
flashing for heart rate.
Unstable or weak ECG
signals.
Repeat the measurement as
per the instructions in these
Instructions for use.
Measurements display EE
(EE = error)
Insufficient contact
pressure or you spoke
or moved during the
measurement.
Repeat the measurement as
per the instructions in these
Instructions for use.
The device does not
switch on after pressing
the On/Off button for 3
seconds.
The batteries are empty.
Replace batteries.
The electrode is tou-
ching your skin, but the
measurement does not
start.
Insufficient pressure.
Press the lower electrode
until you hear or feel a click.
Summary of Contents for ME 90
Page 43: ...43 ...