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Hardware and Software Guide 7–1
7
Hardware Upgrades and
Replacements
Device Connections
Connecting a Powered Device
To connect the computer to an optional external device that has a
power cord:
1. Be sure the device is turned off.
2. Connect the device to the jack or jack on the computer
specified by the device manufacturer.
3. Plug the device power cord into a grounded AC outlet.
4. Turn on the device.
✎
If a properly connected monitor or other display device does
not display an image, try pressing the
fn+f4 hotkey to switch the
image to the new device.
To disconnect a powered external device from the computer:
1. Turn off the device.
2. Disconnect the device from the computer.