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Operating Instructions
CM 811/812 Cash Register
Programming Instructions
Olympia 8.2005
Page 41
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41 Calculation Machine Mode
In the Calculator mode, the operational keys are limited to the following keys. In this mode, no print is effective.
Key Meaning
Key Meaning
Key Meaning
g
CLEAR
A
+
q
=
B
X
E
-
F
÷
/0
123
456
789
00, 0 - 9
Note 1
: When a result from a division includes figures below zero, it will be rounded to a nearest integer after rounding
up/down ( 5/4 ) the first place after the decimal point.
Note 2
: During the calculation mode, key tone is eliminated.
41.1 Addition and Subtraction
Input
Display
Confirm by pressing
500
+
500
A 90
+
90
E 15
-
15
E 20
-
20
q
=
555
Set the key to
CAL
Calculation:
500
+ 90
- 15
- 20
=
555
g
0
41.2 Multiplication and Division
Input
Display
Confirm by pressing
500
+
500
B 2
x
2
q
=
1000
F 4
÷
4
q
Set the key to
CAL
Calculation:
500
x
2
÷
4
=
250
=
250