All Entries Tagged With: "laptop"
220-701: 2.4 – Diagnosing and Troubleshooting Laptops
The popularity of portable technology has created a constantly moving computing environment, and it has brought with it a number of unique challenges. In this video, you’ll learn the troubleshooting skills necessary to solve problems related to portable power, video, keyboards, wireless networks, and much more.
What do these ExpressCard numbers mean?
Your new laptop computer allows for both ExpressCard/34 and ExpressCard/54 interfaces. To what do the /34 and /54 numbers refer?
Why can’t you use your laptop expansion slots?
You want to add a FireWire port to your laptop, so you’ve selected a CardBus adapter that includes multiple ports on a single expansion card. When you slide the card into your laptop, however, the card will not insert completely into the slot. What’s the most likely cause of this problem?
Why is your signal strength so low?
You’ve just installed a mini-PCI 802.11g wireless adapter into a laptop, but you are having difficulty maintaining a constant network connection. Upon checking the signal strength, you find that the signal is barely registering even when the laptop is next to the access point. What is the most likely cause of this issue?
What expansion bus interface will you find on a laptop?
Laptops provide very limited access to the internal expansion bus on the motherboard, so the industry has created specialized expansion bus interfaces that can be accessed from the outside. Which of these interface descriptions would NOT be found on the outside of a portable device?
What kind of memory is used in portable devices?
Which of these memory form factors would be used in a laptop or portable device?
Which laptop expansion card connects to PCI and USB?
Which laptop expansion card type connects to both the PCI and USB bus and comes in both 34 millimeter and 54 millimeter sizes?
Why does this laptop power down so quickly?
You have a laptop that appears to charge properly when connected to AC power. The battery charger indicator light shows that it is charging for hours before changing to green “full charge” indicator light. However, once the laptop is removed from AC power the system stays running for only a few minutes before powering down while in use. What is the most likely reason for this issue?
Which expansion bus types are usually seen on laptops?
The size limitations of laptops require that they have specialized expansion options that can extend the capabilities of the computer. Which one of these expansion bus types aren’t usually associated with laptop or portable computers?
What laptop power-down mode is this?
Your laptop includes some power-down options, including one that can halt the operation of your computer but keep the CPU and memory powered. What power-down mode is this?
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