5
Display/Problem Possible Cause Solution
appears
The monitor has malfunctioned. Press the [START/STOP] button again. If “Er” still appears,
contact your local OMRON representative.
appears
The monitor cannot connect to
a smart device or transmit data
correctly.
Follow the instructions shown in the “OMRON connect”
app. If the “Err” symbol still appears after checking the app,
contact your local OMRON representative.
flashes
The monitor is waiting for pairing with
the smart device.
Refer to section 5 of instruction manual
for pairing
your monitor with your smart device, or press [START/
STOP] button to cancel pairing and turn your monitor off.
flashes
The monitor is ready to transfer your
readings to the smart device.
Open the “OMRON connect” app to transfer your
readings.
flashes
More than 80 readings are not transferred.
Pair or transfer your readings to the “OMRON connect”
app so you can keep them in memory in the app, and this
error symbol disappears.
The date and time is not set.
appears
There are 100 readings in memory to
be transferred
flashes
Batteries are low. Replacing all 4 batteries with new ones is recommended.
Refer to section 4 of instruction manual
.
appears or the
monitor is turned
off unexpectedly
during a
measurement
Batteries are depleted. Immediately replace all 4 batteries with new ones. Refer
to section 4 of instruction manual
.
Nothing appears on the
display of the monitor.
Battery polarities are not properly
aligned.
Check the battery installation for proper placement. Refer
to section 4 of instruction manual
.
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