Questions and Answers 4

Question 1

What voltages does a ATX12V P1 connector provide for the motherboard?

Answer 1

3.3 V, 5 V, 12 V

Question 2

What sort of power connector do better video cards require?

Answer 2

PCIe

Question 3

Richard ordered a new power supply but was surprised when it arrived because it had an extra 4-wire connector. What is that connector?

Answer 3

P4 connector for plugging into modern motherboards, gives extra power to the motherboard.

Question 4

What should you keep in mind when testing DC connectors?

Answer 4

DC has polarity. The red lead should always touch the hot wire; the black lead should touch a ground wire.

Question 5

What voltages should the two traditionally colored hot wires on a Molex connector read?

Answer 5

A molex connector’s red wires should be at 5 volts; the yellow wire should be at 12 volts.

Question 6

A PC’s power supply provides DC power in what standard configuration?

Answer 6

The standard PC power supply configuration has three primary voltage rails, one each for 12-volt, 5-volt, and 3.3-volt connectors.

Question 7

What feature of ATX systems prevents a user from turning off a system before the operating system has been shut sown?

Answer 7

soft power.

Question 8

How many pins does a SATA power connector have?

Answer 8

SATA power connectors have 15 pins.