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62 Adding Parts
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CAUTION: Before you begin any of the procedures in this section,
follow the safety instructions on page 7.
CAUTION: To guard against electrical shock, always unplug your
computer from the electrical outlet before opening the cover.
1
Shut down the computer (see page 22).
2 Turn off any attached devices and disconnect them from their
electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your
computer and then unplug it from the network wall jack.
3
Disconnect the computer power cable from the wall outlet, and then
press the power button to ground the system board.
4 Remove the computer stand, if it is attached (see page 16).
NOTICE: Ensure that there is sufficient space to support the open cover—at
least 30 cm (1 ft) of desk top space.
7 line-out connector Use the green line-out connector (available on computers with integrated sound)
to attach headphones and most speakers with integrated amplifiers.
On computers with a sound card, the line-out connector is on the card.
8 microphone connector Use the pink microphone connector (available on computers with integrated
sound) to attach a personal computer microphone for voice or musical input into
a sound or telephony program.
On computers with a sound card, the microphone connector is on the card.
9 USB connectors Connect USB devices such as a mouse, keyboard, printer, joystick, and computer
speakers into any of the USB connectors.
10 keyboard connector If you have a standard keyboard, plug it into the purple keyboard connector. If you
have a USB keyboard, plug it into a USB connector.
11 diagnostic lights Use the lights to help you troubleshoot a computer problem based on the
diagnostic code. For more information, see page 48.
12 video connector Plug the cable from your monitor into the blue connector.
13 serial connector Connect a serial device, such as a handheld device, to the serial port.