Omron HEM-7156 Instruction Manual page 6

Display/Problem
appears
flashes
appears or the
monitor is turned
off unexpectedly
during a
measurement
Nothing appears on the
display of the monitor.
Readings appear too high
or too low.
Any other problem occurs.
5
Possible Cause
The monitor has malfunctioned.
Batteries are low.
Batteries are depleted.
Battery polarities are not properly
aligned.
Blood pressure varies constantly. Many factors including stress, time of day, and/or how you
apply the arm cuff, may affect your blood pressure. Review section 2 of instruction manual
Press the [START/STOP] button to turn the monitor off, then press it again to take a measurement.
If the problem continues, remove all batteries and wait for 30 seconds. Then re-install batteries.
If the problem still persists, contact your local OMRON representative.
Solution
Press the [START/STOP] button again. If "Er" still appears,
contact your local OMRON representative.
Replacing all 4 batteries with new ones is recommended.
Refer to section 3 of instruction manual
Immediately replace all 4 batteries with new ones. Refer
to section 3 of instruction manual
Check the battery installation for proper placement. Refer
to section 3 of instruction manual
.
.
.
.