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USB connector | Use this connector to attach a device that requires a USB |
| connection, such as a keyboard, a mouse, a scanner, a |
| printer, or a personal digital assistant (PDA). |
Serial port | Use this port to attach an external modem, a serial |
| printer, or other devices that use a |
Ethernet connector | Use this connector to attach the computer to an |
| |
| Important: To operate the computer within FCC limits |
| when it is connected to an Ethernet network, use a |
| Category 5 Ethernet cable. |
eSATA connector | Use this external Serial Advanced Technology Attachment |
| (eSATA) connector to attach an external hard disk drive. |
Parallel port | Use this port to attach a parallel printer or other devices |
| that use a |
9.Connect the power cords or the power adapter to properly grounded electrical outlets.
Turning on computer power
Turn on the monitor and other external devices first, and then turn on the computer. When the