Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide
___________________________________________________________________________
Rev 6
Access Keyboards 2001 & 2002 - All rights reserved Page 4 of 37
Contents
1.
OVERVIEW
..............................................................................................................................5
2.
INTEGRATED DEVICE SPECIFICATIONS
...............7
2.1.
K
EYBOARD
....................................................................................................................................................7
2.2.
RS232 H
OST
I
NTERFACE
...............................................................................................................................8
2.3
Keyboard PS/2 DATA INTERFACE……………………………………………………………………….8
2.4.
I
NTEGRATED
M
AGNETIC
S
WIPE
R
EADER
(MSR)............................................................................................8
2.5.
W
EDGE
U
NDECODED
B
AR
C
ODE
R
EADER
P
ORT
(O
PTION
) ............................................................................9
2.6.
A
UXILARY
RS232
I
NTERFACE
P
ORT
..........................................................................................................10
2.7.
I
NTEGRATED DUAL ILLUMINATION
OCR R
EADER
........................................................................................10
2.8.
B
I
-
COLOUR
LED ..........................................................................................................................................10
2.9.
I
NTERNAL
S
OUNDER
....................................................................................................................................11
2.10.
I
NTEGRATED
M
OUSE
P
OINTER
(O
PTION
) .....................................................................................................11
3.
INSTALLATION
............................................................................................................12
3.1.
C
ONFIGURING AND TESTING THE KEYBOARD
................................................................................................12
3.2.
F
IRMWARE UPGRADE
...................................................................................................................................15
4.
OCR SWIP[E TECHNIQUE
......................................................................19
5.
DATA FORMAT PROTOCOL
.............................................................20
5.1.
K
EYBOARD
D
ATA
........................................................................................................................................20
5.2.
H
OST
P
ORT
RS232C S
ETTINGS
....................................................................................................................20
5.3.
RS232 D
ATA
F
ORMAT
.................................................................................................................................20
5.4.
SITA D
ATA
F
ORMAT
...................................................................................................................................21
5.5.
SITA MSR B
UFFERED
O
PERATION
.............................................................................................................23
5.6.
ARINC D
ATA
F
ORMAT
................................................................................................................................24
5.7.
UNFORMATTED D
ATA
F
ORMAT
..............................................................................................................25
6. ATB 420/421
BUILD OPTION PART NUMBERS
..26
7.
SERVICE AND REPAIR PROCEDURE
.............................27
7.1.
P
REVENTATIVE MAINTENANCE
....................................................................................................................27
7.2.
S
ERVICE AND REPAIR
...................................................................................................................................27
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