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2.1
Keyboard Layout.
Key Title
Symbol
Enter
Clear/Back
Cancel
2.2 Keyboard Mapping.
The Presto Smart e355 keypad uses a mobile phone style for character set
navigation. To type the preferred character, press the destined key a number of times
to toggle through different values (e.g., 1, Q, Z, q, z, . )
Keys
1
2
3
4
5
6
7
8
9
0
*
#
Key Purpose
This button on the terminal keypad is used to accept
data entry or proceed with a function. This button is
also used to power on the terminal when held down
for 10 seconds.
This button on the terminal keypad is used for
clearing entered data or moving back to the previous
screen.
This button on the terminal keypad is used to cancel
the current function and return to the home screen.
Characters displayed on each press of the key
Q
A
B
D
E
G
H
J
K
M
N
P
R
T
U
W
X
@
$
!
%
]
Z
q
z
C
a
b
F
d
e
I
g
h
L
j
k
O
m
n
S
p
r
V
t
u
Y
w
x
–
[space]
,
'
"
&
?
+
^
(
)
{
}
\
.
c
f
i
l
o
s
v
y
&
[
/
7
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