Cover Presence Switch - Lenovo ThinkCentre M70c Hardware Maintenance Manual

Cover presence switch

Prerequisite
Before you start, read Chapter 1 "Important safety information" on page 1 and print the following
instructions.
Replacement procedure
1. Remove the computer cover. See "Computer cover" on page 56.
2. Remove the PCI-Express card. See "PCI-Express card" on page 58.
3. Disconnect the cover presence switch cable from the system board.
4. Remove the cover presence switch.
5. Install the cover presence switch.
6. Connect the new cover presence switch cable to the system board.
7. Reinstall all the removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.
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Chapter 6 Hardware removal and installation
87