Replacing The Microprocessor 2 Expansion Board - Lenovo x3300 M4 7382 Installation And Service Manual

If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation" on
page 85.

Replacing the microprocessor 2 expansion board

Use this information to replace the microprocessor 2 expansion board.
To replace the microprocessor 2 expansion board, complete the following steps:
1. Read the safety information that begins in "Safety" on page v and "Installation guidelines" on page 169.
2. Turn off the server (see "Turning off the server" on page 24) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables from the server.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
4. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 193).
5. Remove the air baffle (see "Removing the air baffle" on page 195).
6. Remove the fan assembly (see "Removing the fan assembly" on page 267).
7. Remove the existing additional microprocessor (see "Removing the microprocessor 2 expansion board"
on page 278).
8. Touch the static-protective package that contains the microprocessor 2 expansion board to any
unpainted metal surface on the server; then, remove the microprocessor 2 expansion board from the
package.
9. Install the microprocessor 2 expansion board side bracket.
a. Align the side bracket with the holes on the chassis and install the side bracket on the system board.
b. Fasten the thumbscrew on the side bracket.
10. Remove the cover on the microprocessor 2 expansion board connector and labels of CPU slot and PCI
slot 1 on the system board.
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Chapter 6 Removing and replacing components
281