When disassembling a computer, it’s okay to stack circuit boards on top of each other as long as you follow ESD protection rules.
False
Immediately after you unplug the computer from the power outlet, you’re safe to begin working inside the case.
False
The motherboard sits on elevated screw holes or spacers to keep it from touching the case.
True
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well.
False
Some boards designed to support multiple PCIe video cards will have additional power connectors on the board to power wattage-hungry cards.
True
Which statement is NOT a good practice when working inside a computer case?
be sure to hold expansion cards by the edge connectors
What is the second step in opening the case of a working computer?
power down the system and unplug it
What do you call a connector on a motherboard that consists of pins that stick up from the board?
header
What are round plastic or metal pegs that separate the motherboard from the bottom of the case known as?
standoff
In what order should you install components into the case after disassembling a computer?
power supply, drives, motherboard, cards
Which statement is true regarding the installation of the motherboard and connecting power?
a 4-pin power cord supplies supplemental power to the processor
What type of connector is not typically found on the front panel header?
SATA controller
What does a small triangle embedded on a connector signify?
the wire nearest the triangle is pin 1
Where should you clip your ESD strap when opening a computer case?
computer case
Most manufacturers or retailers of laptops offer a warranty that lasts for at least how long?
1 year
What diagnostic software is used by several manufacturers, and can run tests on keyboards, video, speakers, touchpad, optical drives, wireless LANs, motherboard, processor, ports, hard drive, and memory?
PC-Doctor
If a ground strap is unavailable, what should be done to dissipate any ESD before working on a laptop?
Touch a non-painted metallic surface on the laptop
What should be done after reassembling a laptop, but before installing the battery or AC adapter?
Gently shake the laptop to ensure nothing is loose inside of the case
Which component may be considered a field replaceable unit (FRU)?
All of the above
Which of the following statements regarding working inside a laptop computer is true?
When upgrading a laptop, you should use components that are the same brand as the laptop, or use only recommended components.
When is it okay to touch the inside of a computer that is turned on?
When using a multimeter to measure voltage output
A system will always require what power connector?
P1 power connector
When removing screws while working on a laptop, what should be done with the screws?
They should be stored or labeled
When handling motherboards, cards, or drives, which statement is NOT accurate?
You should not hold expansion cards by the edges
What is the very first step that should be taken when performing work with a computer?
You should back up any important data
Sometimes a board may have an extra PCIe power connector. This connector comes in what two different pin numbers?
8-pin
6-pin
What are two resources that may be useful in disassembling a laptop computer?
User manual
Service manual
What two devices in a computer should be considered “black boxes”, and should never be opened, due to risks involving charged capacitors?
power supply
monitor
What two laptop manufacturers provide their service manuals online free of charge?
Dell
Lenovo
If the PC-Doctor software is installed on a computer’s hard drive, what two different ways can the program be started?
Press function key during startup sequence
Start menu shortcut
controls power to the motherboard, must be connected to power the PC up.
Power SW
a connector on a motherboard that consists of pins that stick up from the board
front panel header
positive / negative LED that controls the power light and indicates the power is on
Power LED +/-
controls the drive activity light on the front panel that lights up when any SATA or IDE device is in use
HDD LED
keeps the motherboard from touching the case
spacer
switch used to reboot a computer
Reset SW
you clip it to the side of the computer case to dissipate any charge between you and the computer
ESD strap
a type of connector that must be lifted up in order to be disconnected
ZIF connector
a document from the manufacturer that describes how to disassemble a device
service manual
a connector on the motherboard that allows the insertion of a card
expansion slot
x

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