Accu-Chek Performa Nano Owner's Booklet page 45

4. Press and release
or to switch
between "On" and
"OFF." Press and
release to confirm
your choice.
43149_NanoPerf_24MSTR_Ins.indd 43 43149_NanoPerf_24MSTR_Ins.indd 43
5. If you select "On," the 6. Press and release
hour flashes. "A-1" and
the bell symbol remain
on the display.
43
or to select the
hour. Press and release
to confirm the hour.
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