Specifications
86• Program Mode Programming ER-390M Electronic Cash Register AU
Descriptor Programming
Descriptors are programmable for PLUs, function keys, groups, clerks and the logo/messages. There
are two methods available to program descriptors, the Alpha Overlay and Descriptor Code Methods.
Alpha Overlay Method is the default programming method, to switch between two methods, please
see Option #30-3 of “System Option Programming” in “Program Mode Programming”.
Alpha Overlay Method
Without requirement of using the European characters in the descriptions, Alpha Overlay Method is
an easy and fast method to program a descriptor. During descriptor programming, the keyboard
button functions changes to the layout shown below.
ER-390M Alpha Keyboard Overlay
T
I
U
Y
Q
R
E
W
O
P
%
* &
^
!
$
#
@
(
)
G
K
J
H
A
F
D
S
L
;
B
, M
N
Z
V
C
X
.
/
?
DO UBLE
CAPS
=
+
>
<
-
SPACE
BACK
SPACE
8 7
5 4
2 1
00 0
9
X/TI ME
6
SBTL
3
CASH
•