7Disconnect the computer power cable from the electrical outlet, and press the power button to ground the system board.

8Open the computer cover (see page 59).

9Locate the 3-pin password jumper (PSWD) on the system board (see page 61) and attach the jumper to pins 1 and 2 to reenable the password feature.

10Close the computer cover (see page 98).

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

11Connect your computer and devices to electrical outlets, and turn them on.

Clearing CMOS Settings

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

1Follow the procedures in "Before You Begin" on page 53.

2Reset the current CMOS settings:

a Locate the 3-pin CMOS jumper (RTCRST) on the system board (see page 61). b Remove the jumper plug from pins 2 and 3.

c Place the jumper plug on pins 1 and 2 and wait approximately five seconds. d Replace the jumper plug on pins 2 and 3.

3Close the computer cover (see page 98).

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

4Connect your computer and devices to electrical outlets, and turn them on.

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Appendix

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Image 112
Dell T8144 manual Clearing Cmos Settings