Services Routers Hardware Guide

Replacing DC Power Supply Cables .......................................................142
Removing a DC Power Supply ..............................................................143
Installing a DC Power Supply ................................................................144
Replacing Crypto Accelerator Modules on J2320 and J2350 Routers ...........146
Removing a J2320 or J2350 Crypto Accelerator Module ........................147
Installing a J2320 or J2350 Crypto Accelerator Module .........................148
Replacing Crypto Accelerator Modules on J4350 and J6350 Routers ...........149
Removing a J4350 or J6350 Crypto Accelerator Module ........................150
Installing a J4350 or J6350 Crypto Accelerator Module .........................152
Replacing Air Filters on J2350 Routers ........................................................153
Replacing Air Filters on J4350 and J6350 Routers .......................................154
Chapter 9 Troubleshooting a Services Router 157
Troubleshooting Hardware Components .....................................................157
Monitoring and Correcting Chassis Alarm Conditions ...........................157
Troubleshooting Power Management ....................................................159
Resetting the Configuration File When the Router Is Inaccessible ................160
Using the RESET CONFIG Button ..........................................................160
Changing the RESET CONFIG Button Behavior ......................................161
Recovering the Root Password ....................................................................161
Recovering Primary Boot Devices ...............................................................164
Why Compact Flash Recovery Might Be Necessary ...............................164
Recommended Recovery Hardware and Software ................................164
Configuring Internal Compact Flash Recovery ......................................165
Contacting the Juniper Networks Technical Assistance Center .....................167
Chapter 10 Contacting Customer Support and Returning Hardware 169
Locating Component Serial Numbers ..........................................................169
J2320 and J2350 Chassis Serial Number and Agency Labels .................170
J4350 and J6350 Chassis Serial Number and Agency Labels .................171
PIM Serial Number Label ......................................................................172
Power Supply Serial Number Labels ......................................................172
Contacting Customer Support ......................................................................172
Information You Might Need to Supply to JTAC ....................................172
Return Procedure ........................................................................................172
Packing a Router or Component for Shipment ............................................173
Tools and Parts Required ......................................................................173
Packing the Services Router for Shipment ............................................174
Packing Components for Shipment .......................................................174
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Table of Contents