Lifescan SureStep Pro Operator's Manual page 19

Manually enter IDs or lot numbers by pressing
the appropriate characters on the screen. Both
alpha and numeric characters are available for
data entry. Use the A–Z and 0–9 buttons to
switch between alpha and numeric modes.
Press Ok when you have completed the entry.
To delete the last character or characters
entered, press Del.
NOTE
If left inactive, the bedside unit will
automatically shut off. Press the power button
to turn it back on. If you entered your operator
ID before the unit was turned off, it can remain
in memory for up to 1 hour.
A configuration option may be set to maintain
your ID for up to 1 hour after the bedside unit
is turned off.
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