7. Install the power supply assembly.
8. Reinstall all the removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.
E-lock
Prerequisite
Before you start, read Appendix A “Important safety information” on page 85 and print the following
instructions.
Replacement procedure
1. Remove the computer cover. See “Computer cover” on page 42.
2. Disconnect the E-lock cable from the system board.
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M90t User Guide