6-10
After setting the switches, install the appropriate media cards to Port A and Port B
on each Network Card. Use the 4190 Programmer Software to select which
serial ports are used. Table 6-12 lists the Port Selections for the UL card.
Note: Do not change the default interrupt settings.
Table 6-12. Port Selection - Media Cards
Ports Settings
None None
One port: A
B
RS-232
None
Two port: A
B
RS-232
RS-232
In addition to selecting the ports, you must also select the ISA bus address. Set
DIP switch SW2 as listed in Table 6-13. These settings cause unused ports to not
be seen. These settings are valid only if COM1 and COM2 exist on the system
and are recognized by the BIOS at system startup.
Table 6-13. Selecting Port Addresses for DIP Switch SW2
Ports 1 2 3 4 5 6 7 8
None Off Off Off Off Off Off Off Off
One (A) Off On On On Off Off Off Off
Two (A+B) Off On On On On On Off Off
Interfacing with the 4120 Network, Continued
Selecting Ports
Selecting Port Addresses