Troubleshooting - HMM smartLAB profi User Manual

Troubleshooting

Problem
LCD is dark / shows
„LO"
Display shows „E1"
Display shows „E2"
Display shows „E3"
Display shows „E4"
Display shows „E10 /
E11"
Display shows „E20"
Display shows „E21"
Display shows „EXXX"
Cause
Battery too weak
Cuff too loose
Cuff too tight
Cuff overburdened
Measurement not pre-
cise because of move-
ment, talking etc.
Measurement not pre-
cise because of move-
ment, talking etc.
No pulse during mea-
surement
Measurement failed
Standardizing error
Remedy
Insert new batteries
Reapply cuff and start the
measurement again
Loosen the cuff and repeat
measurement
Repeat measurement after a
short break
Repeat measurement in a
calm state and environment
Repeat measurement; if ne-
cessary, roll up your sleeve
Repeat measurement after a
short break
Repeat measurement. If error
reoccurs, please contact your
distributor / manufacturer
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