4
C HAPTER
Maintaining, Installing and Replacing
Components
Maintaining MX240 Components | 271
Maintaining the MX240 Cooling System Component | 276
Maintaining MX240 Host Subsystem Components | 284
Maintaining MX240 Interface Modules | 314
Maintaining MX-SPC3 Services Card | 377
Maintaining MX240 Power System Components | 383
Maintaining MX240 SFP and XFP Transceivers | 397
Maintaining MX240 Switch Control Boards | 400