Installing The Nt7D15 System Monitor - Nortel Meridian 1 Manual

Page 102 of 500

Installing the NT7D15 System Monitor

553-3001-210 Standard 14.00 June 1999
Configuring the system monitor
The System 600/48 Power Plant produces a Major Alarm for the fallowing
faults:
— High voltage shut down (HVSD)
— High voltage (HV)
— Battery on discharge (BOD)
— Low voltage (LV)
— Low voltage disconnect (LVD)
— Alarm busy supply (ABSF)
— Internal fuse alarm (INT FA)
— Fuse alarm (FA)
— Rectifier fail alarm (RFA)
In option 21A, the NT7D15 System Monitor can be installed in any of the
four slots on the rear of the backplane in the NT8D11 CE/PE Module. Note
that there are no system terminal or SDI port connections to the NT7D15.
Cables must be disconnected when the system monitor is installed.
When you connect the cables, follow the order given in this procedure
or the system will shut down.
1 Remove the I/O safety panel in the rear of the CE/PE Module. Insert the
system monitor into one of the slots on the rear of the backplane before
you connect any cables to the system monitor.
2 Connect an NT8D40BJ cable from P1 on the system monitor to
connector J1 on the backplane.
CAUTION