Trouble locating and clearing procedures (continued) 1-257
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Replacing a TOPS MPX terminal
TOPS MPX
(continued)
Replacing a TOPS MPX terminal
At the TOPS MPX terminal
1
Determine position type. Use the type recorded when you perform the the
procedure Disconnecting a TOPS MPX terminal
type 1
Bisync token-ring access point
type 2
TOPS MPX virtual position controller
type 3
TOPS MPX only
type 3
TOPS MPX with screen server
Record for later use.
2
To replace the TOPS MPX terminal controller/base, complete the following
steps:
a
Connect Token Ring cable and DT cable (1) to the controller/base.
b
Connect DSU cable (2) to DSU.
c
Connect DSU cables (3) and headset cables (4) to the controller/base.
Note: Connection of DSU cables applies to type 1 or type 2 TOPS
MPX positions.
WARNING
Potential risk to equipment
After you complete the installation, make sure you
completed the following steps on the TOPS MPX:
1. You performed the TOPS MPX diagnostic
2. You installed the TOPS MPX software
3. You installed the position TYPE and NPID
4. You installed the position applications software that the
operating company defines.