7
Maintaining the ERX
System
This chapter describes the proced ures that you must complete to
maintain the ERX system and its components. Other maintenance
procedures must be performed by an authorized Juniper Networks
technician.

Required Tools and Items

You will need the following tools and other items to replace ERX
components.
Flathead and Phillips screwdrivers
Insulated adjustable wrench
Antistatic wrist strap
Antistatic bags (or other protective packaging to hold components)
Topic Page
Required Tools and Items 7-1
Storing Modules and Components 7-2
Upgrading NVS Cards on SRP Modules 7-2
Replacing SFPs on GE I/O Modules 7-5
Cleaning the System 7-9
Replacing Fan Trays 7-9