A+ Core Hardware Service Technician
Exam Objectives
DOMAIN 2.0: Diagnosing and Troubleshooting
This domain requires the ability to apply knowledge relating to
diagnosing and troubleshooting common module problems and system
malfunctions. This includes knowledge of the symptoms relating to common
problems.
Content Limits
2.1 Identify common symptoms and problems associated with each module
and how to troubleshoot and isolate the problems. Content may include
the following:
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Processor/Memory symptoms
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Mouse
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Floppy drive
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Parallel ports
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Hard drives
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CD-ROM
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DVD
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CMOS
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Slot covers
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POST audible/visual error codes
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Large LBA, LBA
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Cables
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Sound Card/Audio
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Monitor/Video
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Motherboards
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Modems
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BIOS
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USB
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NIC
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Power supply
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Troubleshooting tools (e.g., multimeter)
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Keyboard
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Peripherals
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2.2 Identify basic troubleshooting procedures and how to elicit
problem symptoms from customers. Content may include the following:
- Troubleshooting/isolation/problem determination procedures
- Determine whether hardware or software problem
- Gather information from user regarding:
- Customer environment
- Symptoms/Error codes
- Situation when the problem occurred
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