9. Explanation of error displays
Error which has
occurred
Device will not turn
on.
Cuff will not inflate.
Possible causes
No batteries, they have
been inserted incorrectly
or are dead.
Mains adapter not
correctly connected or
defective.
Cuff connector is
incorrectly positioned in
the connecting socket of
the device.
Moving or talking
during the measuring
procedure.
Cuff is too loosely
applied.
Cuff loses air/has a leak.
Measurement
inaccurate.
139
English
Remedy
Check batteries and
insert four identical, new
batteries if necessary.
Ensure the mains
adapter is plugged in
the connecting socket
on the rear side of the
device.
Check connection
between the red cuff
plug and the red con-
necting socket.
Do not talk or move
during the measuring
procedure.
Apply the cuff so that
you are able to push
about two fingers
between the cuff and
the upper arm.
Use a new cuff.
Please rest for at least
a minute and take the
measurement again.