Roche Accu-Chek Performa Manuel De L'utilisateur page 28

Note:
Cap color may vary – refer to the control package insert.
26
OR
(example)
3. Select the control solution
to be tested. The level is
entered later.
4. Put the meter on a flat
surface, such as a table.
5. Remove the control bottle
cap. Wipe the tip of the
bottle with a lint-free
wipe.