
NOVA541
- 18 -
1-2-2 KEY operation
a) "∧", "∨" KEY : digit display limit
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b) DIGIT carry operation when increasing or decreasing
▪ increasing
Pressing "∧" KEY at digit "9" (except 5D,4D position), carry digit is added to upper next digit.
▪ decreasing
① Positive number digits
Pressing "∨" KEY at "0" (except 5D position) the digit becomes “9” and the upper next
digit decreases by one.
② Negative number digits
Pressing "∨" KEY at “9” (except 5D position) the digit becomes “0” and the upper next
digit increases by one without changing sign.
c) MIN, MAX handling
5D
4D
3D
2D
1D