Accu-Chek Aviva Owner's Booklet page 39

OR
3. Throw away the old drum. Always dispose in
accordance with local regulations.
NOTE
Once the drum is inserted into the lancing device, do not remove the drum until completely used. The drum
cannot be reinserted.
4. Before you insert a drum, be sure that the release
button is not yellow. Insert a new drum, blue ring
first, until it stops. It clicks into place.
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