Which of the following could indicate accidental damage when inspecting the inside of a Mac mini (Late 2012) before a repair?
Light dust in the fans
Third-party RAM installed
Lint gathered near the rear vents
Oxidation or discoloration of the logic board
Correct answer: D
Question 2
Which of the following is a valid electrical safety precaution when working on a computer or display with exposed, potentially energized parts?
Use only metal screw drivers or fingers as needed to connect or disconnect cables.
Always wear an ESD wrist or heel strap when working on plugged in systems.
Be very careful handling the logic board or power supply while the computer is plugged in.
Remove rings, watches, necklaces, metal-rimmed eyewear and other metallic articles before working on the computer.
Correct answer: D
Explanation:
Question 3
You are inspecting a MacBook Pro as part of your troubleshooting process. You note that two of the screws on the bottom case are damaged. There is no record of the computer being repaired on a previous occasion. If the resolution to the issue requires that you replace a part, how does your discovery of the stripped screws impact that repair?
You need to thoroughly question the customer on previous repairs or attempted repairs by unauthorized service providers
Make sure to inspect internal components and connections carefully to make sure that components were not damaged by someone tampering with the computer
Complete the set of three modification tests as specified in GSX prior to opening the computer
Classify the repair as ineligible for service and explain to the customer that you will not be able to complete any repairs