Cisco ONS 15454, Руководство по установке оборудования

Страница: 95 / 516

Step 2 Grasp the cover on each side.
Step 3
Gently pull the cover away from the backplane.
Step 4 Return to your originating procedure (NTP).
DLP-G14 Remove the Backplane Sheet Metal Cover
This task removes the backplane sheet metal cover that is installed on the rear of
the ONS 15454 ANSI shelf. Purpose
#2 Phillips Dynamometric screwdriver
Medium slot-head screwdriver
Small slot-head screwdriver
Tools/Equipment
DLP-G13 Remove the Lower Backplane Cover , on page 64 Prerequisite Procedures
Required Required/As Needed
Onsite Onsite/Remote
None
Security Level
Procedure
Step 1
To remove the backplane sheet metal cover, loosen the five screws that secure it to the ONS 15454 ANSI
shelf and pull it away from the shelf.
Step 2 Loosen the nine perimeter screws that hold the backplane sheet metal cover(s) in place.
Step 3 Lift the panel by the bottom to remove it from the shelf.
Step 4
Store the panel for later use. Attach the backplane cover(s) whenever electrical interface assemblies (EIAs)
are not installed.
Step 5 Return to your originating procedure (NTP).
ONS 15454 ETSI Front Mount Electrical Connection
The ONS 15454 ETSI positive and negative power terminals are located on FMEC cards in the Electrical
Facility Connection Assembly (EFCA). The ground connection is the grounding receptacle on the side panel
of the shelf.
The ONS 15454 ETSI EFCA at the top of the shelf has 12 FMEC slots numbered sequentially from left to
right (18 to 29). Slots 18 to 22 and 25 to 29 provide electrical connections. Slots 23 and 24 host the MIC-A/P
and MIC-C/T/P cards, respectively. The MIC-A/P and the MIC-C/T/P cards also connect alarm, timing, LAN,
and craft connections to the ONS 15454 ETSI.
For more information about the MIC-A/P and MIC-C/T/P cards, see the chapter “Install the Control Cards”
in Cisco ONS 15454 DWDM Configuration Guide.
Cisco ONS 15454 Hardware Installation Guide
65
Installing the ONS 15454 M12 (ANSI and ETSI) Shelf
DLP-G14 Remove the Backplane Sheet Metal Cover