Troubleshooting Process
What is the first step in the troubleshooting process?
Identify the problem
This component holds the CPU, RAM, and expansion slots.
Motherboard
What does a power supply do?
Converts AC power to DC power for the computer
What does BIOS stand for?
Basic Input/Output System
What is a “form factor”?
The physical size and layout standard of a motherboard/case
After testing your theory and confirming the cause, what comes next?
Establish a plan of action and implement the solution
What determines the type of case you can use with a motherboard?
The motherboard form factor (ATX, microATX, etc.)
Name one symptom of a failing PSU.
Random shutdowns, no power, burning smell
What test runs before the operating system loads?
POST (Power On Self-Test)
What internal connector type connects drives to the motherboard?
SATA
Why should you “make one change at a time” when fixing a PC?
So you can isolate which change fixed the issue
What is the purpose of the CMOS battery?
Keeps time/date and stores BIOS settings
What device can test if a PSU is outputting the correct voltage?
Voltmeter or power supply tester
Name one thing you can do in the BIOS setup.
Change boot order, set passwords, enable/disable devices
What kind of drive has no moving parts?
SSD (Solid-State Drive)
What is the final step of troubleshooting?
Document findings, actions, and results
Name two integrated components often built into a motherboard.
Audio, network, or Wi-Fi
What is the voltage switch on the back of a PSU used for?
Switching between 115V and 230V depending on region
What does UEFI add that BIOS doesn’t?
Graphical interface, larger drive support, secure boot
Why is documentation important in technical support?
Records steps and resolutions for future reference. If it ain't documented, it didn't happen!
What tool can you use to track issues and log fixes?
Ticketing system
What connector provides power from the PSU to the motherboard?
20- or 24-pin ATX power connector
What rating measures PSU efficiency?
80 PLUS rating
What small chip stores BIOS settings?
EEPROM / CMOS
What component keeps time when the PC is off?
CMOS Battery