CX2550/60/70 M4 Upgrade and Maintenance Manual 207
8.2 Replacing CPU - Air Cooling
V CAUTION!
CPUs are extremely sensitive to electrostatic discharge and must be
handled with care. After a CPU has been removed from its protective
sleeve or from its socket, place it upside down on a nonconducting,
antistatic surface. Never push a CPU over a surface.
8.2.1 Preliminary steps
Before replacing the CPU, perform the following steps:
Ê "Disabling the boot watchdog functionality of ServerView Operations
Manager" on page 73
Ê Locate the desired server node with the ID button.
Ê "Shutting down the server node" on page 50
Ê If applicable, remove all external cables from the server node.
Ê "Removing the server node from the server enclosure" on page 51
Field Replaceable Unit
(FRU)
Hardware: 15 minutes
Software: 5 minutes
Tools: – Phillips PH2 / (+) No. 2 screw driver