Safety Instructions; When Using Your Computer - Dell Dimension 4200 Solution Manual

Use the following safety guidelines to protect yourself and your computer.
For comfort and efficiency, observe the ergonomic guidelines provided in
"Sitting Comfortably at Your Computer" in the Tell Me How help file.

When Using Your Computer

CAUTION: Do not operate your computer with any cover(s)
(including the computer cover, filler brackets, front-panel inserts,
and so on) removed.
• To help avoid damaging your computer, be sure that the voltage
selection switch is set to match the AC power available at your
location:
– 115 V/60 Hz in most of North and South America and some Far
Eastern countries such as South Korea and Taiwan
– 100 V/50 Hz in eastern Japan and 100 V/60 Hz in western Japan
– 230 V/50 Hz in most of Europe, the Middle East, and the Far East
Also be sure that your monitor and attached devices are electrically
rated to operate with the AC power available in your location.
• To help prevent damage to your computer when disconnecting a
network cable from your computer, first unplug the cable from the
computer network connector and then from the network wall jack.
When reconnecting a network cable to your computer, first plug the
network cable into the network wall jack and then into the computer
network connector.
• To help avoid possible damage to the system board, wait 5 seconds
after turning off the computer before disconnecting or connecting a
non-USB device.
Safety Instr uctions 7