MESSAGE
58
CAUSE
Strip has been used.
Environmental temperature
is outside the system ' s
operational range.
User remove strip while mea-
suring blood glucose.
WHAT TO DO
Repeat the test with a new
strip.
System operational range
is 50 ° F to 104 ° F (10 ° C
to 40 ° C). Repeat the test
after the monitor and test
strip have reached the
above temperature.
Repeat the test with a new
strip.