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7Replace the computer cover (see page 71).

NOTICE: To connect a network cable, first plug the cable in to the network jack and then plug it in to the computer.

8Plug your computer and devices into their electrical outlets, and turn them on.

Adding a Second Hard Drive

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions on page 7.

Your computer includes one hard drive. To add a second hard drive, perform the following steps.

NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network jack.

1Turn off the computer and devices, and disconnect them from their electrical outlets.

2Briefly press the power button.

Pressing the power button when the computer is not connected to an electrical outlet discharges residual electricity and can help prevent system board damage.

3Remove the computer cover (see page 42).

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Adding Parts

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Dell 4100 manual Adding a Second Hard Drive