Replacing The Microprocessor - Lenovo ThinkCentre M828z User Manual And Hardware Maintenance Manual

1. Remove the computer stand. See "Replacing the computer stand" on page 16.
2. Remove the computer cover. See "Removing the computer cover" on page 17.
3. Remove the side I/O bezel. See "Replacing the side I/O bezel" on page 23.
4. Remove the system board shield. See "Replacing the system board shield" on page 24.
5. Replace the heat sink.
Notes:
• Carefully remove the screws from the system board to avoid any possible damage to the system
board. The screws cannot be removed from the heat sink.
• You might have to gently twist the heat sink to free it from the microprocessor.
• Do not touch the thermal grease while handling the heat sink.
Figure 43. Removing the heat sink
Figure 44. Installing the heat sink
6. Reinstall the removed parts. To complete the replacement, see "Completing the parts replacement" on
page 57.

Replacing the microprocessor

Attention: Do not open your computer or attempt any repairs before reading the Important Product
Information Guide.
CAUTION:
32
M828z User Guide and Hardware Maintenance Manual