Power And Ground Description - Cisco ONS 15454 Hardware Installation Manual

Installing the ONS 15454 M2 Shelf
Step 2
Push the fan-tray assembly such that the backplane connector is completely engaged (see the following figure).
Figure 159: Inserting the Fan-Tray Assembly in the ONS 15454 M2 Chassis
Step 3
Tighten the screw to a torque value of 4 in-lb (0.45 N-m) to lock the unit (see the following figure).
Figure 160: Fan-Tray Assembly Installed in the ONS 15454 M2 Shelf
Step 4
To verify that the tray has plugged into the assembly, check the fan-tray and listen to determine if the fans
are running.
Note
Stop. You have completed this procedure.

Power and Ground Description

Ground the equipment according to Telcordia standards or local practices.
The grounding configuration is mandatory for ANSI and ETSI chassis for both AC and DC configurations.
The following sections describe power and ground for the ONS 15454 M2 shelves.
For detailed instructions on grounding the ONS 15454 M2 chassis, see the
Grounding Guide for Cisco CPT and Cisco ONS
If the fan-tray assembly is removed from the shelf, wait for at least 5 seconds before plugging it
back into the shelf. In the event the LCD display on the fan-tray assembly appears blank, remove
the unit from the shelf, wait for at least 5 seconds and reinsert the unit into the shelf.
Electrostatic Discharge and
Platforms.
Cisco ONS 15454 Hardware Installation Guide
Power and Ground Description
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