8.4 Notebook Troubleshooting

25 July 2022
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15 test answers

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question
You're troubleshooting a notebook system that uses a digitizer pad and stylus for user input. The user has complained that the digitizer pad registers stylus taps about 1 inch to the right of where the tap actually occurred.
answer
Recalibrate the digitizer pad
question
A user is trying to log into Windows on her notebook computer. She enters the correct password for her user account, but the system won't let her authenticate, claiming the wrong password has been entered. Which of the following is MOST likely causing this problem?
answer
She has turned Num Lock on causing numbers to be sent from the keyboard instead of letters
question
You're troubleshooting a malfunctioning notebook computer. Nothing appears on the LCD display when the system is powered on. When you connect an external monitor to the system, the Windows desktop is displayed properly on the monitor. Which of the following is MOST likely causing this problem? (Select TWO).
answer
The LCD assembly is malfunctioning. The display output has been redirected to the external monitor port using a Fn key.
question
You're troubleshooting a malfunctioning notebook computer system. The user has indicated that the screen is always dark and difficult to read even while the system is plugged into a wall outlet. You checked the system and determined that the backlight isn't working. Which of the following is MOST likely the cause?
answer
The LCD cutoff switch is stuck in the Off position.
question
You are troubleshooting a malfunctioning notebook computer. Nothing appears on the LED display when the system is powered on. Which of the following is the BEST step to try first?
answer
Plug in an external monitor -If the built-in monitor isn't working, connect an external monitor to the laptop. If the display appears on an external monitor but not the built-in display, the problem could be a malfunctioning LED assembly or it could be due to the display output being redirected to the external monitor port using the Fn key.
question
You're troubleshooting a malfunctioning LCD display on a notebook computer system. After confirming that the notebook is receiving AC power, you plug in an external monitor. The external monitor does not display the output from the notebook after pressing the Fn key to toggle the display. Which of the following is the MOST likely cause?
answer
Failed video adapter--Because the output does not display on the internal or external monitor after using the Fn key, the most likely problem is related to the video card.
question
A user in sales cannot get his laptop to display through a projector. He sees the screen output on the built-in display, but the video is not being seen on the projector. Which of the following steps is the BEST to try first?
answer
Use the Fn key to redirect display to the external video port
question
Six months ago, you purchased a new laptop. Since then, you have noticed that the battery life has been steadily going down. When it was new, a full charge lasted about 3 hours. Now you are lucky to get 2 hours before the battery charge level drops below 5%. When trying to correct this issue, which of the following would be the BEST first step try?
answer
Calibrate the battery
question
After arriving in a new city today, a traveling sales team member calls you stating that his wireless connection no longer works. He has checked the wireless configuration and he knows it to be correct because it was working yesterday. What should you do first?
answer
Have him verify that the wireless card's hardware switch is in the On position.
question
You have just purchased a new laptop with built-in 802.11 wireless and Bluetooth capabilities. When you boot into Windows, you do not see a Bluetooth adapter listed in Device Manager. Which of the following would be BEST to perform first?
answer
Enable Bluetooth in the BIOS/UEFI configuration.
question
You're troubleshooting a malfunctioning LED display on a notebook computer system. As part of your troubleshooting, you attach an external monitor and find that it displays the output from the notebook. Which of the following is MOST likely causing your LED display to malfunction?
answer
Failed backlight
question
In preparation to use your laptop on the airplane as you travel to a conference, you disconnected the USB mouse. The cursor drifts consistently to the left side of the screen while using the built-in trackpad and mouse buttons. Which of the following actions would MOST likely stop the mouse from drifting?
answer
Access the BIOS/UEFI configuration and disable the USB pointer option. This issue is frequently seen in notebook systems where both the internal trackpad and an external mouse interface (such as USB or even PS/2) are enabled at the same time in the BIOS/UEFI configuration. Essentially, the two mouse interfaces contend with each other for control of the cursor.
question
One of your users suspects that the battery in their notebook computer is failing. You test it by using a known good power adapter to plug it in long enough to receive a full charge. The battery reads that it is fully charged in Windows. You then disconnect the laptop from its power source and wait to see how long the battery lasts. The battery dies after only about 15 minutes. Which of the following would MOST likely cause this problem?
answer
Assume that the battery is failing and replace it
question
A user complains that his notebook display has started to go dim intermittently. You suspect the backlight might need to be replaced but you want verify that the backlight is failing before you replace it. Which of the following would be BEST to check before replacing the backlight?
answer
Make sure that the dimming isn't being caused by a power saving method that has been configured to conserve notebook power.
question
Vera has brought her notebook computer to you for repair. After listening to her description, you hypothesize that the notebook may have a malfunctioning keyboard. Which of the following steps can you take to BEST determine if the keyboard needs to be replaced? (Select TWO).
answer
-Connect an external keyboard. -Check for special keyboard features that could be enabled that may cause some keys to perform alternate tasks.