Clearing Cmos Settings; Cleaning Your Computer; Computer, Keyboard, And Monitor - Dell 400 Owner's Manual

10 Close the computer cover (see page 110).
NOTICE:
the computer.
11 Connect your computer and devices to electrical outlets, and turn them on.

Clearing CMOS Settings

CAUTION:
Product Information Guide.
1 Follow the procedures in "Before You Begin" on page 63.
2 Reset the current CMOS settings:
Locate the 3-pin CMOS jumper (RTCRST) on the system board (see page 71).
a
Remove the jumper plug from pins 2 and 3.
b
Place the jumper plug on pins 1 and 2 and wait approximately five seconds.
c
Replace the jumper plug on pins 2 and 3.
d
3 Close the computer cover (see page 110).
NOTICE:
the computer.
4 Connect your computer and devices to electrical outlets, and turn them on.

Cleaning Your Computer

CAUTION:
Product Information Guide.

Computer, Keyboard, and Monitor

CAUTION:
your computer with a soft cloth dampened with water. Do not use liquid or aerosol cleaners, which may
contain flammable substances.
• Use a vacuum cleaner with a brush attachment to gently remove dust from the slots and holes
on your computer and from between the keys on the keyboard.
NOTICE:
antiglare coating.
• To clean your monitor screen, lightly dampen a soft, clean cloth with water. If possible, use a
special screen-cleaning tissue or solution suitable for the monitor's antistatic coating.
• Wipe the keyboard, computer, and plastic part of the monitor with a soft cleaning cloth
moistened with a solution of three parts water and one part dishwashing detergent.
Do not soak the cloth or let water drip inside your computer or keyboard.
124
Appendix
To connect a network cable, first plug the cable into the network device and then plug it into
Before you begin any of the procedures in this section, follow the safety instructions in the
To connect a network cable, first plug the cable into the network wall jack and then plug it into
Before you begin any of the procedures in this section, follow the safety instructions in the
Before you clean your computer, disconnect the computer from the electrical outlet. Clean
Do not wipe the display screen with any soap or alcohol solution. Doing so may damage the