System Fan - Lenovo ThinkCentre M90q Hardware Maintenance Manual

3. Remove the internal speaker.
4. Install the internal speaker.
5. Connect the internal speaker cable to the internal speaker connector on the system board.
6. Reinstall all removed parts.

System fan

Prerequisite
Before you start, read Chapter 1 "Important safety information" on page 1 and print the following
instructions.
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M90q Hardware Maintenance Manual