Lenovo ThinkCentre M828z, User Manual And Hardware Maintenance Manual

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9. Remove the serial connector module. See “Replacing the serial connector module” on page 38.
10. Remove the M.2 solid-state drive. See “Replacing the M.2 solid-state drive” on page 39.
11. Remove all memory modules. See “Replacing a memory module” on page 42.
12. Remove the card reader. See “Replacing the card reader” on page 46.
13. Record the cable routing and cable connections, and then disconnect all cables from the system board.
See “System board” on page 4.
14. Replace the system board.
Notes:
• The numbers in the following figure show the locations of the screws instead of a specific order for
removing and reinstalling the screws.
• Handle the system board carefully by its edges.
• The failing system board must be returned with a microprocessor socket cover to protect the pins
during shipping and handling.
15. Route and connect all the cables to the new system board.
16. Reinstall the removed parts. To complete the replacement, see “Completing the parts replacement” on
page 57.
Replacing the integrated camera and microphone module
Attention: Do not open your computer or attempt any repairs before reading the Important Product
Information Guide .
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.
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M828z User Guide and Hardware Maintenance Manual