No test result in
memory.
The meter is used
outside the
proper range of
temperature.
The used test strip
was inserted in the
test port.
There may be a
problem with the
test strip. It may
have been
damaged or
removed during
testing.
No action is
required.
Leave the meter at
a temperature
between 10~40
℃
(50~104
℉
) for at
least 30 minutes
before repeating
the test.
Retest with a new
test strip.
Retest with a new
test strip. Do not
remove the test
strip until test
result appears on
the meter display.
The blood sample
or control solution
was improperly
applied or there
was an electronical
noise during the
test.
Retest with a new
test strip.