Panasonic LP-310 Operation Manual page 59

a. Set the counter.
Refer to "3-4-3 Setting of Counter Function" (P.106) for detail setting.
1 Press
Set "1" to [Init (Initial value)].
2
Input the numeric using the keyboard of the PC.
Set "1000" to [End (End value)].
3
Input the numeric using the keyboard of the PC.
Set "1" to [Step].
4
Input the numeric using the keyboard of the PC.
, and press "COUNTER".
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