NBR
KEY/SWITCH
NBR
KEY/SWITCH
1
Memory Total Key
13
Percent Key
2
Memory Subtotal Key
14
Clear/Clear Entry Key
3
Memory Minus Key
15
Equals Key
4
Memory Plus Key
16
Multiplication Key
5
Total Key
17
Division Key
6
Subtotal Key
18
Back Space Key
7
Ref # Key
19
Paper Advance Key
8
Plus Key
20
Change Sign Key
9
Minus Key
21
Decimal Selector Key
10
Numeric Keys & Decimal Point Key
22
Rounding Control
11
Percent Change Key
23
Display/Print Display/Item Count Selector
12
Mark Up Key
KEYBOARD LAYOUT
n
+ / -
%
U
Æ
mu
y
%
X
C/CE
=
d pd n
+ F 0 1 2 3 4
7
0
+
4
1
8
5
2
00
6
9
3
_
m
m
-
m
+
m
*
ref #
OPERATION KEYS & SWITCHES
19
20
21
22
23
11
12
13
14
15
18
17
16
10
8
9
7
6
5
1
2
3
4
p
5/4
n
6