Question

You have configured a Cisco TelePresence Codec C90 but notice unwanted noise during operation. Which best practice helps prevent this issue?

Accepted Answer

C. If you are not using an input, turn it off.

Answer

Connect only one device at a time to an input and avoid daisy-chaining.

Answer

Recycle the power on your system after adding each additional input

Answer

Daisy-chain additional devices using a serial cable to provide separate power supplies