Accu-Chek Performa Owner's Booklet page 60

Blood glucose is below the defined
hypoglycemia (low blood glucose)
level.
or
The meter is not coded or the code
chip is not inserted. Turn the meter
58
off and recode it.
50705_05853397002_EN.indb 58
This message may appear when
using a white code chip in the meter.
It means the test strips expire at
the end of the current month. At the
end of the month, discard the code
chip and any remaining test strips.
Insert a new code chip from a new,
unexpired test strip box. Make sure
the time and date in the meter are
correct.
The test strip may be damaged or the
code chip is incorrect. Remove and
reinsert the test strip. If the message
reappears, turn the meter off and
insert a new code chip.
4/24/12 8:32 AM