English 15
9. Troubleshooting
Problem Possible
Reason
Recommended
Action
Batteries are empty. Replace all batteries with new ones.
Nothing appears
in the display,
even when the
power is turned
on.
Battery polarities
are not in the correct
position.
Reinstall the batteries with the
negative and positive ends matching
those indicated in the battery
compartment.
The cuff is not
connected properly.
Check the twist of the air hose, and
connection of the cuff and air hose.
The cuff is not
inflated.
There is leakage of
air from the cuff or
rubber bulb.
Replace the cuff or rubber bulb with a
new one.
Remain a display
of
.
Error symbol is
displayed one
minute later.
Refer to "5. Symbols".
Note: If the recommendations above do not solve the problem, contact your
nearest authorized A&D dealer. Do not attempt to open or repair this
product by yourself, as any attempt to do so will render your warranty
invalid.
10. Maintenance
Do not attempt to open the device as the delicate electrical components
and intricate air unit inside could be damaged. If you cannot solve the
problem using our troubleshooting guide, request assistance from your
authorized dealer or from any A&D service group.
The device was designed and manufactured for a long service life.
However it is generally recommended to have the device inspected every
2 years, to ensure proper functioning and accuracy. Please contact either
your authorized dealer or A&D for maintenance.
CAUTION
The sphygmomanometer is not waterproof device. Do not splash water on
it and avoid exposure to moisture.
Do not use a organic solvent such as thinner or benzine.
The sphygmomanometer can not be sterilized by autoclave, EOG or
formaldehyde etc.
