Power Adapter Bracket - Lenovo ThinkCentre M90q Hardware Maintenance Manual

5. Install the external optical drive.
6. Install the external optical drive box.
7. Reconnect the external cables to the corresponding connectors on the computer, and then reconnect
the power cord to the electrical outlet.

Power adapter bracket

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