Installation Guide

Table Of Contents
Maintenance and Field Replacement
Maintenance and eld replacement overview.....................................................................................................................................245
Hardware maintenance schedule.............................................................................................................................................................245
Replacing a management module.......................................................................................................................................................... 246
Replacing an interface module..................................................................................................................................................................247
Replacing a switch fabric module............................................................................................................................................................ 248
Replacing a ber-optic transceiver..........................................................................................................................................................248
Replacing a power supply...........................................................................................................................................................................249
Replacing fan assemblies............................................................................................................................................................................255
Maintenance and eld replacement overview
This chapter describes how to perform any required maintenance on your device. It also describes how to install the following eld-
replaceable hardware:
Management modules
Compact ash cards in management modules
Interface modules
Switch fabric modules
Fiber optic transceivers
Fans
Power supplies
Fan deectors
Air lters
Hardware maintenance schedule
DANGER
The procedures in this manual are for qualied service personnel.
Extreme routers require minimal maintenance for hardware components. It is recommended that you perform the following regular
maintenance tasks:
Clean the ber-optic connectors on a ber-optic transceiver port and the connected ber cable each time you disconnect the
cable.
Replace the air lters quarterly.
You can also replace the following hardware components, as needed:
All modules (management, interface, and switch fabric).
Fiber-optic transceivers.
AC or DC power supplies.
Fan assemblies.
Extreme Routing MLX Series Hardware Installation Guide
53-1004203-04 245