Lesson 4 | Power Supply

What unit of measurement are Power Supplies measured in?

• Joules

• Gigahertz

• Watts

• Gigabytes

Why does the technician opening up the PSU touch the heatsinks with the screwdriver first?

• to eliminate static charge

• to make sure they are not hot

• for good luck

• to disable the PSU

True or False: The power supply has a circuitboard inside

• TRUE

• FALSE

• it depends

How many pins does the full ATX motherboard's main power connector have?

• 4

• 16

• 8

• 24

Which component on the motherboard has it's own power connector, separate from the 24-pin?

• RAM

• CPU

• Sata

• North Bridge

How do you know which way to plug in the motherboard connectors?

• triangle indicator in corner

• guess and check

• shape of the connector holes

• rektangles

Other than the main power connector and the CPU power connector, you might have a separate connector for _________

• running high performance software

• the fan over the CPU

• RAM

• the hard drive

Before it is converted, the power that runs into the computer from the wall socket is _________ power.

• AC

• DC

• AD/DC

• Metallica

After it passes through the bridge rectifier, the power is converted from __________ to ___________ power.

• AC, DC

• DC, AC

• magnified, simplified

• higher, lower

AC stands for _____________ and DC stands for __________.

• Alternating Current, Direct Current

• Ampere Current, Direct Current

• Alternating Current, Diamond Current