Power off the workstation using the power-off procedures described in the section, To Power Off the Workstation.
Power off any attached peripherals.
Verify that all power cables are properly connected to the workstation, the monitor, and the workstation peripherals.
Inspect connections from the workstation to any attached devices, including network cables, keyboard, monitor, and mouse.
Reset and tighten any loose connectors.
Power on the workstation.