Take Computer Apart & All About Mother Boards - CH 1 & 2

A technician has determined that a laptop keyboard will need to be removed in order to replace the laptop’s CPU cooling fan.

Which of the following steps will most likely be required before the technician can remove the keyboard from the laptop? (Select TWO.)

• The keyboard backlight will need to be toggled off by using the appropriate Fn keys.

• The keyboard cable will need to be disconnected from the mini-PCIe slot.

• The keyboard bezel will need to be removed.

• The technician will need to remove the display assembly and system board

Molly, an end user, connects an external monitor, external keyboard and mouse, and a wired network cable to her laptop while working in the office. She leaves the office frequently to meet with customers and takes the laptop with her. Disconnecting and reconnecting these external connections has become inconvenient.

Which of the following devices will allow the user to disconnect and reconnect the laptop to the external connections with the least amount of effort? (Select TWO).

• USB to RJ-45 dongle

• Expansion card

• ZIF connector

• Port replicator

• Docking station

A technician needs to service a laptop computer that is experiencing an intermittent problem with the display.

Which of the following will be most effective at helping the technician complete the work in a timely and efficient manner? (Select TWO).

• Provide the customer with a laptop to use while the failing unit is being repaired.

• Document and label the location of the screws and cables before removing them.

• Compare the system board display connections with a properly functioning laptop.

• Organize and place all parts and screws and in one place.

• Charge the laptop battery pack so it is ready to return to the customer with a full charge.

A user called to inform you that the laptop she purchased yesterday is malfunctioning and will not connect to her wireless network. You personally checked to verify that the wireless worked properly before the user left your office. The user states she rebooted the computer several times but the problem still persists.

Which of the following is the first step you should take to assist the user in resolving this issue?

• Inform the user she will need to return the laptop so you can replace the internal Wi-Fi card and verify wireless functionality.

• Have the user press the appropriate function key combination to enable the wireless radio and then attempt to connect to the wireless network.

• Instruct the user on how to reseat the internal mini-PCIe wireless adapter and try to connect to the wireless network.

• Ask the user to turn on the laptop’s airplane mode and attempt to reconnect to the wireless network.

You are troubleshooting a laptop with multiple sticking keys that result in misspelled words while the user types. Other than several sticking keys, the laptop appears to be functioning properly. You have cleaned the keyboard with compressed air, but the problem persists. After removing one of the key tops, it becomes apparent that a liquid was spilled into the keyboard.

Which of the following is the next step in resolving the issue of sticking keys?

• Replace the keyboard with a compatible keyboard.

• Disconnect and reseat the keyboard ribbon cable

• Clean the keyboard keys with a contact cleaner.

• Replace the laptop system board and reseat all connections.

. Brandon purchased a new processor online as an upgrade. When he purchased the processor, he made sure that it used the same socket his computer’s motherboard used. But he did not check to see whether the motherboard chipset was compatible. What will happen if you install a processor on a motherboard that can fit the socket but is the wrong chipset?

• Damage to both the processor and the motherboard

• The computer will work fine.

• The computer will power on but will fail POST.

• You will not be able install the processor in the wrong motherboard.