Page 52
Meter
Display
Possible Cause(s)
Solution
RANGE
This may be due to a
problem
with
the
shipment/storage
of
the
control strips or the control
activation solution. Plasma
on control strips has a limited
shelf life and the clotting time
will change when exposed to
temperatures
outside
the
storage range.
range,
contact
Technical Support.
Control strips should be
tested
immediately
upon receipt of your
shipment of new test
strips as they have a
limited shelf life.
This does not indicate
meter malfunction.
CLOT TIME
TOO
SHORT
The clotting time was very
short and out of testing range
(<8 seconds).
An air bubble was detected in
the sample.
Lancing the finger before
¨Apply Sample¨ displayed on
screen.
Taking too long to collect the
sample
in
transfer
tube
(make
sure
21g
needle
lancets are used for good
flow of blood).
Repeat
the
entire
procedure
(including
fingerstick
on
a
different finger) with a
new strip.
Visually confirm that no
air bubbles are in the
sample before applying
to test strip.
Depress black plunger
completely to dispense
the sample.
If the same message
repeats,
contact
Technical Support.
NO CLOT
DETECTED
The sample clotting time was
very long and out of testing
range.
There was insufficient sample
transferred to the test strip.
Possible
causes
include;
improper lancing (21g lancet
required), an air bubble in the
sample, not allowing sample
to completely fill transfer
You should not use this
test if you are also
taking heparin or other
contraindicated
drugs
listed on the test strip
package insert.
Visually confirm that no
air bubbles are in the
sample before applying
to test strip.
