Nortel BCM50 Installation And Maintenance Manual page 7

Task List 7
Replacing a power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
To shut down the system.............................................................................................170
To remove the power supply .......................................................................................170
To connect the new power supply ...............................................................................171
Replacing a main unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
To shut down the system.............................................................................................174
To disconnect the cables.............................................................................................174
To remove a rackmounted main unit ...........................................................................175
To remove a wallmounted main unit............................................................................175
To remove a desktop mounted main unit ....................................................................176
To connect the cables .................................................................................................176
To return the system to operation................................................................................177
Replacing a media bay module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
To remove the MBM ....................................................................................................180
To insert the new MBM................................................................................................181
To return the system to operation................................................................................181
Replacing an expansion unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
To disconnect the expansion unit cables.....................................................................184
To remove a rackmounted expansion unit ..................................................................185
To remove a wallmounted expansion unit ...................................................................185
To remove a desktop-mounted expansion unit ...........................................................185
To remove the MBM ....................................................................................................186
To connect the cables .................................................................................................187
To return the system to operation................................................................................187
Replacing an internal component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
To shut down the system.............................................................................................190
To disconnect the cables.............................................................................................191
To remove a rackmounted main unit ...........................................................................191
To remove a wallmounted main unit............................................................................192
To remove a desktop-mounted main unit ....................................................................192
To open the main unit case .........................................................................................192
To remove the hard disk..............................................................................................195
To remove the fan .......................................................................................................196
To remove the router card ...........................................................................................197
To insert the new hard disk .........................................................................................198
To insert the new fan ...................................................................................................200
To insert the new router card.......................................................................................201
To close the main unit case .........................................................................................201
To connect the cables .................................................................................................203
To return the BCM50 system to operation...................................................................203
BCM50 Installation and Maintenance Guide