COMPONENT DESCRIPTION AND REPLACEMENT
MULTIBUS MODULES
WBPEEUI220760A0
6 - 13
IIMCL01 Multibus Communication Loop Module
The multibus communication loop module is the termination
unit that interfaces the OIS console to the communication
highway. Refer to Figure
for wiring connections. Set jump-
ers J1 through J6 for the type of cable used in the Plant Loop
or INFI-NET system; use either coaxial or twinaxial cable..
Table 6-10. IIMCP02 Communications
Processor Configuration
Switch
Position
Description
Switch Setting
SW1
1-4
Port A (P5) baud rate
1111 = 19200
5-8
Port B (P6) baud rate
0111 = 9600
SW2
1
MLM handshake timeout
0 = enabled
1 = disabled
2
MLM diagnostics
0 = disabled
1 = enabled
3
Diagnostic utilities
0 = disabled
1 = enabled
4
Hardware diagnostics
0 = disabled
1 = enabled
5-8
Not used
—
SW3
1
SCSI port
0 = disabled
1 = enabled
2-4
SCSI address
011 = 3
5
SCSI parity checking
0 = disabled
1 = enabled
6-8
Not used
111
SW4
1
ROM checksumming
0 = enabled
1 = disabled
2-3
Serial port settings
00 = 8 d, 1 s, no parity
01 = 8 d, 1 s, even parity
10 = 8 d, 1 s, odd parity
11 = 8 d, 2 s, no parity
4
Port B (P6) mode
0 = NIU command mode
1 = NIU utility mode
5
Modem password
protection
0 = disabled
1 = enabled
6
Port addressing mode
0 = disabled
1 = enabled
7
Command
checksumming
0 = disabled
1 = enabled
8
Not used
—
NOTE: 0 = CLOSED or ON, 1 = OPEN or OFF. Bold areas indicate default settings.