Brocade MLX Series and Brocade NetIron XMR Hardware Installation Guide ix
53-1002373-02
Managing the cooling system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .331
Configuring the cooling system. . . . . . . . . . . . . . . . . . . . . . . . .331
Manually setting the fan speed . . . . . . . . . . . . . . . . . . . . . . . .336
Monitoring the cooling system . . . . . . . . . . . . . . . . . . . . . . . . .336
Temperature log reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .337
Managing interface modules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .338
Configuring interface module boot parameters. . . . . . . . . . . .338
Changing priority of slots for interface modules . . . . . . . . . . .344
Disabling and re-enabling power to interface modules. . . . . .344
Enabling and disabling management module CPU usage calculations
345
Displaying CPU usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .346
Displaying management module CPU usage . . . . . . . . . . . . . . . . .347
Removing MAC address entries. . . . . . . . . . . . . . . . . . . . . . . . . . . .348
Chapter 8 Maintenance and Field Replacement
Hardware maintenance schedule . . . . . . . . . . . . . . . . . . . . . . . . . .349
Replacing a management module. . . . . . . . . . . . . . . . . . . . . . . . . .350
Replacing the Compact Flash Card in an MR2 management module
350
Replacing an interface module . . . . . . . . . . . . . . . . . . . . . . . . . . . .351
Removing and replacing an interface module. . . . . . . . . . . . .351
Replacing a switch fabric module . . . . . . . . . . . . . . . . . . . . . . . . . .352
Replacing a fiber-optic transceiver . . . . . . . . . . . . . . . . . . . . . . . . .353
Cabling a fiber-optic transceiver. . . . . . . . . . . . . . . . . . . . . . . .354
Replacing a power supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .354
Determining which power supply failed . . . . . . . . . . . . . . . . . .354
Setting the threshold for power supply monitoring . . . . . . . . .354
Clearing power supply failure timestamps. . . . . . . . . . . . . . . .355
Displaying power supply monitoring timestamps . . . . . . . . . .355
Enabling a power supply shutdown . . . . . . . . . . . . . . . . . . . . .356
Powering on the power supply through the CLI . . . . . . . . . . . .356
Replacing a power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . .356
Replacing fan assemblies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .359
Replacing fan assemblies in all 32-slot routers. . . . . . . . . . . .359
Replacing fan assemblies in 16-slot routers . . . . . . . . . . . . . .362
Replacing the fan tray assembly in 4-slot and 8-slot routers .365
Replacing the air filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .367
Installing upward deflectors on fan assemblies . . . . . . . . . . .373