IBM 7378 Problem Determination And Service Manual page 315

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10. Remove any of the following components that are installed on the system
board and put them in a safe, static-protective place:
v Adapters (see "Removing an adapter" on page 214).
v Extender card (see "Removing an extender card" on page 281).
v DIMMs (see "Removing a memory module" on page 230).
v Microprocessors and heat sinks (see "Removing a microprocessor and heat
sink" on page 284).
v Battery (see "Removing the battery" on page 160).
v Hypervisor (see "Removing a USB embedded hypervisor flash device" on
page 234).
11. Rotate the release lever toward the front of the chassis.
12. Slide the system board toward the front of the server to disengage the tabs
from the chassis; then, grasp the handles and carefully lift the system board
out of the server.
Attention:
When you lift the system board out of the server, being careful
neither to damage any surrounding components nor to bend the pins inside the
microprocessor sockets.
13. Remove the socket covers from the microprocessor sockets on the new
system board and place them on the microprocessor sockets of the system
board that you are removing.
Attention:
Make sure to place the socket covers for the microprocessor
sockets on the system board before you return the old system board.
14. If you are instructed to return the system board, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to
you.
Chapter 5. Removing and replacing server components
297

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