When should you NOT wear an ESD wrist strap?
1. When replacing a network adapter
2. When installing an internal hard drive
3. When adding memory to a computer
4. >>When working with an open CRT display device
Explanation : You should not use an Electrostatic Discharge (ESD) wrist strap when working on an open Cathode Ray Tube (CRT) display. An ESD wrist strap grounds your body to protect components from an ESD shock. However, a CRT display is highly charged, so you do not want to be grounded when you work inside one. In fact, only specially trained personnel should ever open a CRT display.
You should use an ESD wrist strap when adding memory to a computer. Doing so will help protect the memory and the other components on the motherboard from an ESD shock.
You should use an ESD wrist strap when installing an internal hard drive. Doing so will help protect the hard drive and the other components you might touch from an ESD shock.
You should use an ESD wrist strap when installing a network adapter. Doing so will help protect the network adapter and the other components you might touch from an ESD shock.
Objective: Personal Computer Components
