• Remove the shipping bracket, if applicable (see “Configuration guide” on page 9); then, power off the
server and disconnect the power cords (see
“Power off the server” on page 8).
• Remove the node from the enclosure , if applicable (see
“Configuration guide” on page 9); then, carefully
lay the node on a flat, static-protective surface.
Procedure
Step 1. Make preparations for this task.
a. Record all system configuration information, such as Lenovo XClarity Controller IP addresses,
vital product data, and the machine type, model number, serial number, Universally Unique
Identifier, and asset tag of the server.
b. Save the system configuration to an external device with Lenovo XClarity Essentials.
c. Save the system event log to external media.
d. If applicable, unlock or remove any locking device that secures the top cover, such as a
Kensington lock; then, remove the top cover (see
“Remove the top cover” on page 122).
e. Disconnect all cables from the system board and remove the components listed below:
1. Disconnect all the drive cables from the system board; then, remove the drive cage from
the node (see
“Remove the drive cage” on page 44).
2. Remove the front operator assembly from the node and disconnect the cable from the
system board(see
“Remove the front operator assembly” on page 57).
3. Remove the front I/O bezel (see
“Remove the front I/O bezel ” on page 98).
4. Remove the I/O module board and disconnect the cable from the system board (see
“Remove the I/O module board” on page 100).
5. Remove the bridge board (see
“Remove the bridge board” on page 102).
6. Remove the MicroSD card (see
“Remove the MicroSD card” on page 78).
7. Remove the air baffle (see
“Remove the air baffle” on page 32).
8. Remove the power module board (see
“Remove the power module board” on page 86).
9. Remove the power input board module (see
“Remove the power input board module” on
page 82
).
10. Remove the intrusion switch with cable (see
“Remove the keylock switch with cable” on
page 60
).
11. Remove all the memory modules (see
“Remove a memory module” on page 73).
Note: When removing the memory modules, label the slot number on each memory
module, remove all the memory modules from the system board, and set them aside on a
static-protective surface for reinstallation.
12. Remove the keylock switch with cable (see
“Remove the keylock switch with cable” on
page 64
).
Step 2. Remove the three screws and six hex standoffs that secure the system board.
Chapter 1. Hardware replacement procedures 105
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