Dell 755 manual PS/2 Serial Port Adapter, 191

13If you removed a sound card:

a Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see "System Setup" on page 280).

b Connect external audio devices to the audio connectors on the back panel of the computer.

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

14If you removed a network-adapter card connector:

a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to On (see "System Setup" on page 280).

b Connect the network cable to the integrated network connector on the back panel of the computer.

PS/2 Serial Port Adapter

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer’s electronic components. You can do so by touching an unpainted metal surface on the computer chassis.

Installing a PS/2 Serial Port Adapter

1Follow the procedures in "Before You Begin" on page 21.

2Remove the computer cover (see "Removing the Computer Cover" on page 168).

3Gently lift the release tab on the card retention latch from the inside and pivot the latch open.

4Remove the filler bracket (if applicable).

NOTE: See the documentation that came with the adapter for information on configuring the adapter, making internal connections, or customizing it for your computer.

5Align the PS/2 serial-port adapter bracket in the retention slot and press down firmly. Ensure that the adapter is fully seated in the slot.

6Before you close the card retention mechanism, ensure that:

•The tops of all cards and filler brackets are flush with the alignment bar.

•The notch in the top of the card or filler bracket fits around the alignment guide.

7Secure the card(s) by closing the card retention latch and snapping it into place.

NOTICE: Do not route card cables over the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment.

Expansion Cards

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