Nortel BCM50 3.0 Installation And Maintenance Manual page 9

Task List 9
To connect the BCM50 system to the LAN .................................................................161
To connect the BCM50e or BCM50be main units to the WAN ....................................162
To connect the BCM50a or BCM50ba main units to the WAN ....................................162
Testing basic BCM50 functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
To test the main unit ....................................................................................................165
To troubleshoot the main unit ......................................................................................166
To test the expansion unit ...........................................................................................166
To troubleshoot the expansion unit .............................................................................166
To test the MBM ..........................................................................................................167
To test a station MBM..................................................................................................167
To test a trunk MBM ....................................................................................................167
To determine why an MBM does not appear in Element Manager .............................168
To determine why the ATA2 does not function............................................................168
To determine why there is no dial tone at the ATA2....................................................168
To check the ATA2 wiring............................................................................................169
To perform a Level 1 and Level 2 reset.......................................................................170
Replacing the BCM50 system components . . . . . . . . . . . . . . . . . . . . . . . 173
To shut down the system.............................................................................................174
To return the system to operation................................................................................174
Replacing a power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
To remove the power supply .......................................................................................176
To connect the new power supply ...............................................................................177
Replacing a main unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
To disconnect the cables.............................................................................................180
To remove a rack-mounted main unit ..........................................................................181
To remove a wall-mounted main unit ..........................................................................181
To remove a desktop mounted main unit ....................................................................181
To connect the cables .................................................................................................182
Replacing a media bay module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
To remove the MBM ....................................................................................................184
To insert the new MBM................................................................................................185
Replacing an expansion unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
To disconnect the expansion unit cables.....................................................................188
To remove a rack-mounted expansion unit .................................................................189
To remove a wall-mounted expansion unit ..................................................................189
To remove a desktop-mounted expansion unit ...........................................................189
To remove the MBM ....................................................................................................190
To connect the cables .................................................................................................191
Replacing an internal component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
To open the main unit case .........................................................................................195
To remove the hard disk..............................................................................................197
To remove the fan .......................................................................................................198
To remove the router card ...........................................................................................199
To insert the new hard disk .........................................................................................200
To insert the new fan ...................................................................................................202
Installation and Maintenance Guide