- Juniper Router Hardware Guide

Part 3
Hardware Maintenance, Replacement, and Troubleshooting
Procedures
Chapter 9
Maintain Hardware Components......................................................................... 75
Routine Maintenance Procedures .................................................................... 75
Maintain the Fan Tray................................................................................. 75
Maintain Packet Forwarding Engine Components................................................... 76
Maintain the FEB................................................................................. 76
Maintain PICs and PIC Cables................................................................... 76
Maintain the Power Supplies ......................................................................... 78
Maintain the Routing Engine ......................................................................... 79
Chapter 10
Replace Hardw
are Components
.......................................................................... 81
Tools and Parts Required ............................................................................. 81
Replace the Fa
n Tray.................................................................................. 82
Remove the Fan Tray ............................................................................ 82
Install the Fan
Tray............................................................................... 83
Replace Packet Forwarding Engine Components.................................................... 84
Replace the FEB
.................................................................................. 84
Remove the FEB ............................................................................ 85
Install the FEB .............................................................................. 8
6
Replace a PIC .................................................................................... 87
Remove a PIC............................................................................... 87
Install a PIC ................................................................................. 89
Replace PIC Cable
s .............................................................................. 92
Remove a PIC Cable........................................................................ 92
Install a PIC C able
.......................................................................... 93
Replace an SFP................................................................................... 95
Remove an SFP ............................................................................. 95
Install an SFP ............................................................................... 96
Replace Power Syste
m Components................................................................. 98
Replace an AC Power Supply.................................................................... 98
Remove an AC P ower Sup
ply .............................................................. 99
Install an AC Power Supply................................................................100
Disconnect and Conne
ct AC Power ............................................................101
Disconnect AC Power from the Router ...................................................102
Connect AC Power to the
Router..........................................................102
Replace an AC Power Cord .....................................................................103
Replace a DC Power Supp
ly ....................................................................104
Remove a DC Power Supply...............................................................104
Install a DC Power Suppl
y.................................................................106
Disconnect and Connect DC Power............................................................108
Disconnect DC Power from
the Router ...................................................109
Connect DC Power to the Router ......................................................... 110
Replace Routing Engine C
omponents .............................................................. 112
Remove and Insert the PC Card................................................................ 112
Remove the PC Card ...................................................................... 113
vi M5 and M10 Internet Routers Hardware Guide