Using good grammar, describe at least three safety measures to take when repairing devices

What will be an ideal response?

Answers will vary, but a sample answer follows: Safety measures to take when working on PCs, mobile devices, and other electronic devices include the following:
• You must have specific training to work inside old monitors (CRTs) and power supplies.
• Remove jewelry before working inside electronic equipment.
• Power off the device.
• When lifting heavy equipment, bend at the knees, use legs to lift, use lifting aids when possible, and ask for assistance.