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19.
Correcting mistakes
A.
Numeral correction (Use
@
key.)
(0
~
9,
G
keys)
Ex. 19-1
123
x
556
(mistake)
456
(correct)
I
t
Operation
1
CD
2
0
3
123
4
I
®
5
556
Display
I
Note
0
0
123
123
556
Tabulation dial
@
lamp
on
6
(Correction
of
556)
7
@
0
8
456
456
§]
9
56088
@
lamp
off
I
Note: When
@
key
is touched,
556
is cleared
and
456
is set anew,
Ex. 19-2
223 (mistake) x
456
123 (correct)
T
T
1
2
3
4
5
6
7
8
9
10
Operation
[E]
0
e
223
@
456
§)
@
123
§
:
Display
I
I
0
I
0
223
223
456
223
0
123
56088
Note
Tabulation dial
®
lamp on
(Correction
of
223)
00
lamp
off
B.
Function key
correction
(If] , @
keys)
Function key
correction
is
possible
in multiplication and
division as
follows
:
A@ffiB@}
A
@
B
III
§]
,
,
in
these cases
A -:- B
will
be
performed instead of Ax
B,
30
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