Internet Router Hardware Guide

Table of Contents
Removing the Fan Tray ..................................................148
Installing the Fan Tray ...................................................149
Replacing the Front Impeller Assembly.....................................150
Removing the Front Impeller Assembly................................151
Removing the Craft Interface from the Front Impeller Assembly ....152
Installing the Craft Interface on the Front Impeller Assembly........153
Installing the Front Impeller Assembly.................................154
Replacing the Rear Lower Impeller Assembly ..............................154
Removing the Rear Lower Impeller Assembly.........................155
Installing the Rear Lower Impeller Assembly..........................155
Replacing the Rear Upper Impeller Assembly ..............................156
Removing the Rear Upper Impeller Assembly.........................157
Installing the Rear Upper Impeller Assembly ..........................158
Replacing Host Module Components ............................................159
Replacing an MCS.............................................................159
Removing an MCS........................................................159
Installing an MCS.........................................................161
Removing and Insert the PC Card ...........................................163
Removing the PC Card...................................................163
Insert the PC Card........................................................164
Replacing a Routing Engine..................................................165
Removing a Routing Engine.............................................165
Installing a Routing Engine..............................................168
Replacing Packet Forwarding Engine Components .............................169
Replacing an FPC .............................................................169
Removing an FPC ........................................................170
Installing an FPC .........................................................172
Replacing a PCG...............................................................176
Removing a PCG .........................................................176
Installing a PCG...........................................................178
Replacing a PIC ...............................................................179
Removing a PIC ..........................................................179
Installing a PIC ...........................................................181
Replace PIC Cables ...........................................................185
Removing a PIC Cable ...................................................185
Installing a PIC Cable ....................................................186
Replacing an SFM.............................................................188
Removing an SFM........................................................188
Installing an SFM.........................................................189
Replace an SFP................................................................190
Removing an SFP ........................................................190
Installing an SFP..........................................................191
Replacing Power System Components...........................................193
Replacing the Circuit Breaker Box...........................................193
Removing the Circuit Breaker Box......................................193
Installing the Circuit Breaker Box.......................................195
Replacing a Power Supply....................................................197
Removing a Power Supply...............................................197
Installing a Power Supply................................................199
Disconnecting and Connecting Power ......................................200
Disconnecting Power from the Router..................................200
Connecting Power to the Router........................................202
Replacing a Fuse ..............................................................204
Table of Contents ix