Check whether you know how to test a power supply: what is connected, how to start it without a motherboard, how to measure it with a multimeter and how to read the voltages and the PG signal on a tester.
Haven’t done the practice yet? Test a power supply
What the test covers and how it is scored
This power supply quiz assesses what you learned in the Test a power supply lab: the paperclip test (PS_ON jumper), multimeter measurements and reading a tester, with the ATX standard ranges.
What you will check
Safety before testing the power supply, the PS_ON# wire of the 24-pin connector, the multimeter selector, voltage margins, the order of the jumper test, the +5VSB standby voltage, reading a tester and its PG signal, and what each check proves.
The nine questions
- Before testing it 1
- The jumper wire 2
- The multimeter dial 1
- Interpret the reading 1
- Order of the jumper test 1
- The standby voltage 1
- Read the tester 1
- Another power supply on the tester 1
- What each check proves 1
The questions are worth 10 points in total. You earn full points for a correct first answer, half after one mistake and zero after two or more. For questions with two options, one mistake means zero points. You can keep trying or reveal the solution, which gives that question zero points.
With the arrows at the bottom you can review questions you have already answered, but not change your answer. The restart button starts the test again.
With 7/10 or more you can download your PDF certificate. Your name is not sent or stored.
Prepare with the practice Test a power supply.
Other available tests Test: motherboard and components · Test: PC case connectors · Test: thermal paste · Test: expansion cards · Test: PC storage · Test: PC fans.
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