CHAPTER
6-1
Cisco MGX 8800/8900 Series Hardware Installation Guide
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006
6
Maintaining the Cisco MGX Switch or Gateway
This chapter contains maintenance procedures for the Cisco M GX 8850 (PXM1E/PXM45), Cisco
MGX 8850/B, Cisco MGX 8950, Cisco MGX 8830, Cisco MGX 8830/B switches and the MGX 8880
Media Gateway. Procedures are the same for all these products unless otherwise noted.
Note The information in this guide does not apply to the Cisco MGX 8850 (PXM1) switch.
This chapter contains the following sections:
•Swapping a Primary or Redundant DC Power Entry Module with Power On, page 6-2
•Removing and Installing the Double-Height Front Cards, page 6-4
•Removing and Installing the Single-Height Front Cards, page 6-8
•Removing and Installing the Back Cards, page 6-9
•Removing and Installing Back Card Transceivers, page 6-12
•Replacing the Air Intake Plenum Filter, page 6-13
•Removing the Center Guide Modules, page 6-14
•Connecting the Back Cards to the APS Connector, page 6-17
•Installing the APS Assembly in the Switch, page 6-19
•Removing the Back Cards from an APS Assembly, page 6-21
•Installing or Removing Redundancy Connectors, page 6-22
•Installing and Removing the AXSM-XG Extender Connector, page 6-27
Warning
Only trained and qualified personnel should be allowed to install or replace this equipment.
Statement 49
Warning
This unit is intended for installation in restricted access areas. A restricted access area is where
access can only be gained by service personnel through the use of a special tool, lock and key, or
other means of security, and is controlled by the authority responsible for the location.
Statement 37