Comtech EF Data MiniMac Installation ManualOperation Manual Operation Manual - Manual (Page 119)

MINIMAC Rack Management System Installation
Rev. 0 2–17
2.4.4 COMM 6 Installation
The COMM 6 Rack is identified as the SDM-8000 Modem Rack (Figure 2-9). Install the
equipment as follows:
1. Install an SDM-8000 Modem into the first rack slot. The modem should be
identified as the Backup #1. Set Remote Address at 9. Set all modems as follows:
Command Response
Go to Utility System Menu
Set Baud Rate 9600 bit/s
Set Parity EVEN
2. SDM-8000 M&C Board Only – Set jumpers as follows:
Command Response
Remote 485
2/4 wire 2-wire
Note: The SDM-300 Modem shall have a 50-pin overhead data interface
connector at the J8 port. Any other connector will not mate with the
SMS-7000 switch.
4. Install an SDM-300 Modem into the second rack slot. The modem should be
identified as Backup #2. Set the Remote Address to 10.
5. Install an SMS-7000 Switch into the third rack slot. (This unit will permit
switching from Primary to Backup units.) Set the following:
Command Response
Set Remote Address 11
Set Baud Rate 9600 bit/s
Set Parity EVEN
Set Remote Operation RS-485 (2-wire)
6. Install an SDM-8000 Modem into the fourth rack slot. The modem should be
identified as Primary #1. Set the Remote Address to 1.
7. Install an SDM-300 Modem into the fifth rack slot. The modem should be
identified as Primary #2. Set Remote Address to 2.
8. Attach a ribbon cable to the REMOTE port of each modem and the switch
(Modem Control). Connect a customer-fabricated cable (Figure 2-5) from the
SMS-7000 Switch USER PREMOTE to the MiniMAC port expander in the
COMM 6 position.