Which section of Apple Service Guide contains a diagram for symptoms related to logic board connectors?
Linda states that the fans on her MacBook Pro are intermittently noisy. Which is the best component of AST to further isolate the issue?
How many soft cells does the battery in the Mac Book Pro (Retina Mid2012) or MacBook Pro (Retina, 15-inch, Early 2013 and Late 2013) have?
You are about to replace a MacBook Air (11-inch. Mid 2013) logic board. Which of the following is the most important step you should take immediately after removing the bottom case?
Which of the following is a valid electrical safety precaution when working on a computer or display with exposed, potentially energized parts?
How often should the ESD mat be cleaned?
Apple recommends a DIMM installation scheme for the Mac Pro (Late 2013) that:
What is the likely cause of an iMac (21.5-inch, Late 2013) producing a single error tone at startup that repeats every five seconds?
What color indicates that the Liquid Contact Indicators inside a MacBook Pro (13-inch, Mid 2012, have been triggered?
Which THREE of the following items are appropriate to use for ESD prevention?
TESTED 16 Oct 2025