You have configured your Cisco TelePresence Codec C90 but discover unwanted noise during use. What best practice will help avoid this problem?
A. Connect only one device at a time to an input and avoid daisy-chaining.
B. Recycle the power on your system after adding each additional input.
C. If you are not using an input, turn it off.
D. Daisy-chain additional devices using a serial cable to provide separate power supplies.
Correct Answer: C