Omron HEM-422CRLC - Error Indicators

14
ERROR INDICATORS
Error Symbol
Correction
Cause
Cuff under-inflated.
Residual air pressure
in cuff.
Movement during
Measurement
No pulse or blood pressure
reading due to very weak
artery pulse.
Cuff over-inflated (more
than 300 mmHg).
Batteries have run down.
Press Air Release Button
for 4-5 seconds to release
air pressure in cuff.
Carefully read and repeat
steps listed under “How
To Take A Measurement.”
Replace all four
“AA” batteries.
Wait 2-3 minutes and take
another measurement.
Repeat steps listed
under “How To Take
A Measurement”.
Inflate the cuff
40 mmHg higher
than the previous
inflation value.