20
CLASSWORK JUNIOR
20
4. Making the ClassWork Junior system
operational
Before you can operate the system, you must:
•
Number the Remote cards
•
Configure keyboard settings
4.1 Numbering the Remote cards
Fully connect the system as explained in chapter 3. For Auto numbering to work
properly
ALL
connected computers
MUST
be switched on.
Connect the RS232 Serial cable to the Supervisor
card and computer. Figure 4-1
illustrates the RS232 Serial cable.
To computer’s
Serial port
To Supervisor card’s
RS232 port
Figure
4-1 The RS232 Serial cable
To connect the RS232 Serial cable:
1. Connect the cable’s RJ11 connector to the ClassWork Junior Supervisor card’s
RS232 connector. (See Appendix A for the Service Connector Pin-out).
2. Connect the cable’s DB9F connector to a Serial port on the computer’s rear panel.
The figures below illustrate the connections.
