Lesson 2 - Business Class Video

What is the minimum accepted input signal strength per digital channel on a media distribution gateway?

+5 to +10 decibel millivolts (dBmV)

Which part of the DVIS takes an incoming signal and filters out a range of frequencies?

Channel elimination filter

When troubleshooting a problem within a commercial property, what group of people should you leverage for help?

Customer on-site Information Technology (IT) staff

When setting up a commercial TV, which feature allows you to change the access code to enter the installer menu?

Installer Sequence

What is the best way to gather information to create a clear and concise problem statement?

Leverage multiple sources for information by talking to the customer's office staff, maintenance staff, and those impacted by the problem

What is the best Infrared (IR) sensor for a set-back box (SBB) due to their relatively low cost and their ability to be hidden from view?

Prism sensor

When troubleshooting a commercial property, what is the main reason for removing a reverse output pad from a line amplifier?

To mitigate unwanted noise or ingress leaking back into the hybrid fiber/coax (HFC) plant

When troubleshooting a missing channel issue on a media distribution gateway for a commercial property, what should be done?

Verify than an auto program has been run or that the correct commercial TV configuration file is in use

If an issue is found with a single set-back box (SBB) or digital terminal adapter (DTA) during the verification process, what is the first thing you should determine?

Whether the issue is physical in nature such as no power, an unplugged High-Definition Multimedia Interface (HDMI), or on a switched outlet

Which media distribution gateway is used where legacy analog TVs are in place for reliable programming without a set-top box (STB)?

quadrature amplitude modulation (QAM) to analog (Q2A)