4. Remove all memory modules and PCI cards that are currently installed. See “Installing or replacing a
memory module” on page 88 and “Installing or replacing a PCI card” on page 84.
5. Carefully take note of the locations of all cable connections on the system board and disconnect all
the cables. See “Locating parts on the system board” on page 72.
6. Remove the heat sink and fan assembly from the failing system board. See “Replacing the heat sink and
fan assembly” on page 92.
7. Remove the six screws that secure the system board.
Figure 30. Removing the six screws that secure the system board
8. Carefully slide the system board so that it can be released from the mounting studs that secure the
system board in place.
9. Lift the system board out of the chassis.
10. Remove the microprocessor from the failing system board and install it on the new system board.
See “Replacing the microprocessor” on page 95.
11. Install the new system board into the chassis by aligning the six mounting studs in the chassis with the
corresponding holes in the new system board. Carefully slide the new system board into the chassis until
it is secured in place by the mounting studs. Then, install the six screws to secure the system board.
12. Install the heat sink and fan assembly and connect the heat sink and fan assembly cable to the new
system board. See “Replacing the heat sink and fan assembly” on page 92.
13. Install all memory modules and PCI cards removed from the failing system board on the new system
board. See “Installing or replacing a memory module” on page 88 and “Installing or replacing a PCI
card” on page 84.
14. Reconnect all remaining cables to the system board. See “Locating parts on the system board”
on page 72.
Chapter 9
.
Replacing FRUs (Machine Types: 3484, 3485, and 3492)
99
Summary of Contents for ThinkCentre Edge 3484
Page 1: ...ThinkCentre Hardware Maintenance Manual Machine Types 3484 3485 3492 3493 3496 and 3497 ...
Page 6: ...2 ThinkCentre Hardware Maintenance Manual ...
Page 13: ...Chapter 2 Safety information 9 ...
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Page 146: ...Figure 83 Removing the system fan assembly 142 ThinkCentre Hardware Maintenance Manual ...
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