- Interface: PS/2 (compatible with
Microsoft or IBM PS/2 mouse drivers),
X/Y resolution: 500 dpi= 20 dots/mm
(graphic tablet mode)
RS 232 serial touchpad
- Power supply:
Positive: +6 to +15 V/DC through
RTS and DTR
Negative: -6 to -15 V/DC through RXC
- Reactance oft RTS driver: min 150 Ω
max. 300 Ω
- Power supply (via RTS): 15 mA ±
12 V/DC
- Power supply: All signals comply with
RS 232 specification E/A-232 D
- Connector pinout
DIN connector
TxD 2
RxD 3
DTR 4
GND 5
RTS 7
nc 9
Shield shell
DSR 6
CTS 8
Shield 1
- Interface: RS 232 serial, X/Y resolution:
500 dpi= 20 dots/mm (graphic tablet
mode)
Integrated „Synaptics“ touchpad
Further information on Synaptics website
on the Internet at
http://www.synaptics.com
11. Troubleshooting
Warning
Any attempt on the part of the user to
repair a fault may damage or destroy the
keyboard’s integrated electronic
components
➭ Do not attempt to open and repair the
keyboard yourself.
Error messages on powering up or
scrambled characters on the screen:
➭ Check the connection between the
keyboard and the computer system
- If the keyboard is not working
properly:
➭ Check all connections; loose cables
and connectors are a common source
of faults
- If the magnetic swipe card is not
working properly:
➭ Follow the procedure described in
section 5, then try again.
- If the barcode reader is not working
properly:
➭ Follow the procedure described in
section 6, then try again or consult
your barcode reader manual
- If the smart card terminal is not
working properly:
➭ Check that the smart card is
positioned correctly in the reader;
make sure it is fully inserted and the
right way round.
➭ Check the interface (port) settings in
the software on the PC and change
them if necessary.
➭ Reboot the PC and note down the
flashing code (cf. Status Indicators),
call a service engineer, or see point
7 and try again.
➭ Check the smart card’s functions and
type.
30
5
1
9
6
Shell
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