4
C HAPTER
Maintaining Components
Maintaining the PTX5000 Chassis | 310
Maintaining the PTX5000 Cooling System | 320
Maintaining the PTX5000 AC Power System | 345
Maintaining the PTX5000 DC Power System | 417
Upgrading the PTX5000 to a High Capacity Power System | 449
Maintaining the PTX5000 Host Subsystem | 460
Upgrading the PTX5000 Host Subsystem | 492
Maintaining the PTX5000 Switch Interface Boards | 505
Maintaining PTX5000 Interface Modules | 509
Upgrading the PTX5000 FPCs | 543