All Entries Tagged With: "lcd"
CompTIA A+ 220-702: 1.3 – Installing and Troubleshooting Laptop Components
Laptops hardware components are unique to their smaller form factor and portability. In this video, you’ll learn how to troubleshoot laptop video, check for problems with the LCD hardware, and troubleshoot issues with antenna wire connections.
220-701: 1.7 – Display Devices
We can’t easily use our computers without some type of display device, and you’ve got many to choose from. In this module, you’ll learn about CRTs, display projectors, display connector types, and the specifications you should consider when purchasing a new LCD monitor.
Spring cleaning time!
What is the best way to clean the outside of an LCD monitor?
Troubleshooting a laptop display
One of your customers has called with a problem related to the laptop’s LCD display. Although the laptop’s display had been working normally yesterday, when starting the laptop this morning the LCD display remained blank. What’s the best option for troubleshooting the LCD display?
Why is your laptop screen black?
Your laptop screen was working properly yesterday, but now the display doesn’t show anything. When booting up the laptop, you notice that the LCD display backlight isn’t turning on at all and you can see a faint image appearing on the LCD panel. Connectivity to an external monitor works normally. What is the most likely problem?
What specifications are important on an LCD monitor?
You’ve been tasked with purchasing new LCD monitors for your organization’s call center team. What specification is not applicable for an LCD monitor?
What’s the best cleaner to use on LCD displays?
LCD displays can be found on all laptop devices and most new desktop displays. What’s the best cleaner to use on LCD displays?
What resolution is UXGA?
You are looking to purchase a new laptop computer, and the specifications of the laptop’s LCD display are for a UXGA resolution. What are the dimensions in pixels of UXGA resolution?
What port should you use for an LCD monitor?
You have purchased a new LCD monitor that supports HDMI, DVI, and VGA video input. Which would be the best video input to use if your computer has these ports available?
Troubleshooting a Laptop LCD Display
You’ve powered on a laptop, but the LCD screen isn’t displaying any video. The laptop’s lights are working and you can hear the fan and hard drive running. Which of these options would be appropriate troubleshooting steps?
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