Accu-Chek Nano Owner's Booklet page 84

The meter is ready for you to insert a
test strip.
The meter is ready for a drop of
blood or control solution.
82
Blood glucose may be higher than
the measuring range of the system.
See Chapter 3, Unusual Test Results.
Blood glucose may be lower than the
measuring range of the system. See
Chapter 3, Unusual Test Results.