A technician is working on a home theater PC in a location where the electrical system may not be properly grounded.
As the technician is finishing the installation, which of the following should the computer technician do before connecting a cable TV line to a TV tuner card?
A . Perform self-grounding
B . Unplug the computer power cable
C . Use an ESD strap
D . Require the electrical system be brought up to code
Answer: B