Lenovo ThinkCentre E63z Hardware Maintenance Manual page 108

This section provides instructions on how to install or remove the ac power adapter.
To install the ac power adapter, connect the ac power adapter cable to the ac power adapter connector at
the rear of your computer. Then, connect the power cord on the other end to a workable electrical outlet.
Figure 9. Connecting the ac power adapter
To remove the ac power adapter, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
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ThinkCentre E63z Hardware Maintenance Manual