English 15
Troubleshooting
Problem
Possible Reason
Recommended Action
Nothing appears in the
display, even when
the device is turned
on.
Batteries are drained.
Replace all batteries with new ones.
Battery terminals are not in the correct
position.
Reinstall the batteries with negative and positive
terminals matching those indicated in the battery
compartment.
The cuff does not
inflate.
Battery voltage is too low.
(LOW BATTERY mark) blinks.
If the batteries are drained completely,
the mark does not appear.
Replace all batteries with new ones.
The device does not
measure.
Readings are too high
or too low.
The cuff is not applied properly.
Apply the cuff correctly.
You moved your wrist or body during the
measurement.
Make sure you remain very still and quiet during
the measurement.
The cuff position is not correct.
Sit comfortably and still.
Place your arm on a table with your palm facing
upward and the cuff at the same level as your
heart.
If you have a very weak or irregular heartbeat,
the device may have difficulty in determining your
blood pressure.
Other
The value is different from that measured
at a clinic or doctor’s office.
See the section “Why Measure Blood Pressure
at Home?”.
Remove the batteries. Place them back properly
and try measurement again.
Note: If the actions described above do not solve the problem, contact the dealer. Do not attempt to open or repair
this product yourself, as any attempt to do so will make your warranty invalid.
Содержание UB-525
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