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Getting Started 2–7
A Look at the Computer
Rear Panel Components - 4000 Series
1 Power Cord Connector Connects the computer’s power cord.
2 Voltage Select Switch
(available on select
models)
Selects 230 volts (for some areas of Asia, Africa,
Australia, and Europe) or 115 volts (for North America,
South America, and Japan). This switch may be factory
set to 230 volts. Before plugging the power cord into an
electrical outlet be sure the switch is set to your
regional requirement.
Ä
Failure to set the switch to the correct regional voltage
requirement may damage your internal components.
3 PS/2 Keyboard Connector Connects a PS/2-compatible keyboard.
4 USB (Universal Serial
Bus) Ports
Connects USB devices, such as a USB keyboard,
mouse, or pointing device.
5 Serial Port Connects a serial peripheral device, such as a scanner.
6 VGA Connector Connects the monitor to the computer.
7 Audio Line-Out Connector Connects stereo speakers.
8 Audio Line-In Connector Connects audio devices.
9 Microphone Connector Connects a microphone.
: Modem Port Connects the modem cable. A modem cable is included
with your computer.
; PS/2 Mouse Connector Connects a PS/2-compatible mouse or other pointing
device.
< Parallel Port Connects a parallel device, such as a printer.
= Second Serial Port Connects a serial peripheral device.
> Telephone Extension (not
available in all countries)
Connects a telephone cable to the computer.
? Network Interface Card
(NIC) Connector (available
on select models)
Connects to an Ethernet network cable. A network
cable is not included with the computer.
✎
Arrangement and number of connectors may vary by model.