Step 13
If you removed the door, complete the
NTP-G40 Replace the Front Door , on page 14
. If not, close and lock
the door.
Stop. You have completed this procedure.
NTP-G274 Replace the Air Filter of the ONS 15454 M2 Shelf
Assembly
This procedure replaces the air filter of the ONS 15454 M2 shelf assembly.
Purpose
New air filter
Tools/Equipment
•
NTP-G266 Install the ONS 15454 M2 Shelf
• Connect the chassis to the office ground. For detailed instructions on how
to ground the chassis, refer to the
Electrostatic Discharge and Grounding
Guide for Cisco CPT and Cisco ONS Platforms
Prerequisite Procedures
As Needed
Required/As Needed
Remote
Onsite/Remote
Provisioning or higher
Security Level
The air filters are single-use only. They must not be cleaned and reused. This is a Telcordia NEBS requirement,
GR-63-CORE Issue 4.
Note
Air filters must be inspected every month. If they are dirty or clogged with dust, they must be replaced with
a new air filter.
Note
Procedure
Step 1
Untighten the screw on the air-filter (see the following figure).
Maintaining the ONS 15454 M12 (ANSI and ETSI), ONS 15454 M2 and ONS 15454 M6 Shelf
5
Maintaining the ONS 15454 M12 (ANSI and ETSI), ONS 15454 M2 and ONS 15454 M6 Shelf
NTP-G274 Replace the Air Filter of the ONS 15454 M2 Shelf Assembly