Accu-Chek Performa Owner's Booklet page 62

60
Blood glucose
is below the
defined hypo
(low blood
glucose) level.
The meter is
not coded or
the code chip
is not inserted.
Turn off the
meter and
recode it.
The test strips will
expire at the end of the
current month. Before
the end of the month,
insert a new code chip
from a new box of test
strips and ensure the
code chip number
matches the code
number on the test strip
container. Make sure
the time and date in the
meter are correct.