Lifescan SureStep blood glucose monitoring system Owner's Booklet page 17

HI mg/dL.
In virtually all cases above 500 mg/dL
(27.8 mmol/L), the meter reads " . "
(Example)
When proper procedures are fol-
lowed, a reading of "
very high blood glucose (severe
hyperglycemia). In extremely rare
circumstances, the meter will
read " " instead of "
500 mg/dL (27.8 mmol/L). Compare
the color of the test strip confirmation
dot with the Color Chart on the test
strip package (see pages 32–33).
" means
" above
9
Clean Meter and Test Strip Holder.
Replace the Two AAA Alkaline
Batteries.