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OPERATING CONTROLS AND THEIR USE
OVER
CAPACITY
In a case where the product of a multiplication exceeds the 15·digit capacity,
the 770 provides for a correct answer of up to 30 digits. A product of 16 to 30
digits is shown in the following way:
The left·hand digits in excess of 15 are displayed. The right·hand 15 digits
remain in the arithmetic register and can be displayed by depressing the
~,
key.
Before beginning another problem, clear the arithmetic register by depressing
the
'iI.
Example
111111111
2
=
12345678987654321
Instructions
Set 111111111.. ...Depress
x
Depress =
Read 12
in display
Depress and hold
It,
Read 345678987654321
in display
OVERFLOW LIGHT
The red overflow light indicates that an operation
has produced an overcapacity.
•
,
'.
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