Troubleshoot System and Display Issues

Question 1

Troubleshoot Performance Issues

Answer 1

*Check for overheating
*Check for misconfigurations—
*Verify the problem— Use all types of diagnostic tests to rule out bad performance.
*Rule out operating system/app/configuration/networking issues
*Lastly, record along the way, whether it’s hardware/software

Question 2

is a part of the chipset that keeps track of the calendar
date and time. on a battery power. coin cell type is CR2032

Answer 2

real time clock (RTC)

Question 3

Different imaging technoligies

Answer 3

cathode ray tube (CRT),
liquid crystal display (LCD)
digital light processing (DLP).

Question 4

Intermittent projector shutdown

Answer 4

is typically caused by overheating.

Question 5

Troubleshoot Video Quality Issues

Answer 5

Dim image—Use the OSD to check the brightness and contrast controls
Fuzzy image—video card’s driver is faulty or incorrectly configured
Flashing screen—Check the video cable and connectors.
Dead pixels
Incorrect color display - needs calibration
Audio issues—HDMI and DisplayPort can deliver a combined video and audio signal if that is supported by the video card. DVI and VGA cannot carry a sound signal, so the speakers must be connected to the computer’s audio ports using 3.5 mm jacks.