Allmand Brothers MB 6200 - Manual (Page 24)

24
HHT User Guide
Introduction
This section provides a guide for using the Hand-Held Terminal (HHT) as a user interface to the Single-
Board Computer (SBC) on the message sign system. This section contains the following:
•
Layout of HHT.
•
Diagram of functions that can be implemented with HHT.
•
Typical displays of HHT screens for each major user action.
•
User action guide to implement desired feature.
•
Explanation of each HHT screen’s function.
About the Hand-Held Terminal Unit
The hand-held terminal (HHT) provided with your system can be used to communicate directly with the
single board computer (SBC) on a sign.
The hand-held terminal has 30 alphanumeric membrane keys and a 4-line by 20-character backlit, LCD
display (see Figure 1). It has 15 feet (4.5 m) of coiled communications cable that plugs into the SBC:
•
When connected to the SBC, you can use the HHT to:
– Select and run message sequences from the stored library.
– Erase any or all message sequences from the stored library.
– Configure the sign geometry and modem parameters.
– Restore the SBC to its factory default settings.
– Run test sequences.
– Observe system conditions to help troubleshoot sign.
Key Pad and Screen Layout
ADDCO
!
A
#
B
'
C
*
D
-
E
(
F
)
G
1
H
2
I
3
J
<
K
>
L
4
M
5
N
6
O
"
P
9
T
?
Q
8
S
7
R
/
U
:
V
=
W
0
X
.
Y
Z
Space
Shift BKSP
ENTER
Figure 1. Hand-Held Terminal