Liquid cooling (LC)
15.3
Replacing the CPU or LC kit
Field Replaceable Unit
(FRU)
Tools:
Phillips PH2 / (+) No. 2 screw driver
CAUTION
CPUs are extremely sensitive to electrostatic discharge and therefore
must always 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.
Preliminary steps
For CPU1 and CPU2 on the bottom system board:
▶
"Locating the defective server" on page
▶
"Suspending BitLocker functionality" on page
▶
"Shutting down the server" on page
▶
"Disconnecting the power cord" on page
▶
"Removing the server from the rack" on page
▶
"Getting access to the component" on page
▶
"Removing the riser module 3/4 and 6/7" on page
▶
"Removing the fan cage" on page
▶
"Removing the top system board holder" on page
For CPU3 and CPU4 on the top system board:
▶
"Locating the defective server" on page
▶
"Suspending BitLocker functionality" on page
▶
"Shutting down the server" on page
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45.
69.
45.
Upgrade and Maintenance Manual
Hardware: 15 minutes
Software: 5 minutes
43.
85.
46.
49.
47.
61.
74.
43.
85.
RX4770 M5