Computer equipment poses several hazards for the technician:

  • High-voltage sources, such as computers, and peripherals, such as printers and monitors

  • Mechanical devices, such as printer mechanisms

  • Laser-light sources, such as laser printers and optical drives


Computers and their peripherals can kill or injure you if you don't take reasonable precautions. This section discusses typical dangers of computer maintenance and the precautions you can take against these dangers.

High-Voltage Sources

The number-one hazard created by computer equipment is high voltage that can be present while devices are turned on and plugged in and even when ...

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