Chapter 2 - Hardware Support A+
Most manufacturers or retailers of laptops offer a warranty that lasts for at least how long? 1 year 2 years 3 years 90 days
1 year
Sometimes a board may have an extra PCIe power connector. This connector comes in what two different pin numbers? 4-pin 6-pin 8-pin 8+1 pin
6-pin 8-pin
Which component may be considered a field replaceable unit (FRU)? LCD screen power supply hard drive All of the above
All of the above
you clip it to the side of the computer case to dissipate any charge between you and the computer ESD strap
ESD strap
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well. True False
False
Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case. True False
False
When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules. True False
False
controls the drive activity light on the front panel that lights up when any SATA or IDE device is in use HDD LED
HDD LED
What two laptop manufacturers provide their service manuals online free of charge? HP Sony Lenovo Dell
Lenovo Dell
A system will always require what power connector? 4-pin auxiliary 6-pin PCIe power connector P1 power connector 8-pin PCIe power connector
P1 power connector
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-Fixit DiagNow PC-Doctor WinScan
PC-Doctor
positive / negative LED that controls the power light and indicates the power is on Power LED +/-
Power LED +/-
controls power to the motherboard, must be connected to power the PC up Power SW
Power SW
switch used to reboot a computer Reset SW
Reset SW
What type of connector is not typically found on the front panel header? Power SW HDD LED SATA controller Power LED+
SATA controller
Some boards designed to support multiple PCIe video cards will have additional power connectors on the board to power wattage-hungry cards. True False
True
The motherboard sits on elevated screw holes or spacers to keep it from touching the case. True False
True
a type of connector that must be lifted up in order to be disconnected ZIF connector
ZIF connector
Which statement is true regarding the installation of the motherboard and connecting power? -there are typically three screw sets that hold the motherboard to the case -you can use an adapter to convert two 6-pin connectors to a PCIe connector -the P1 connector is used for PCIe devices -a 4-pin power cord supplies supplemental power to the processor
a 4-pin power cord supplies supplemental power to the processor
Which statement is NOT a good practice when working inside a computer case? -be sure to hold expansion cards by the edge connectors -remove loose jewelry -don't touch a microchip with a magnetized screwdriver -don't touch the inside of a computer that is turned on
be sure to hold expansion cards by the edge connectors
Where should you clip your ESD strap when opening a computer case? power supply computer case electrical outlet the floor
computer case
a connector on the motherboard that allows the insertion of a card expansion slot
expansion slot
a connector on a motherboard that consists of pins that stick up from the board front panel header
front panel header
What should be done after reassembling a laptop, but before installing the battery or AC adapter? -press the power button to drain to drain any electricity in the system -attack ESD strap alligator clip to a different grounding source -gently shake the laptop to ensure nothing is loose inside of the case -remove the keyboard so that you can test proper voltage on the motherboard once the battery and/or AC adapter are reconnected
gently shake the laptop to ensure nothing is loose inside of the case
What do you call a connector on a motherboard that consists of pins that stick up from the board? jumper socket pin array header
header
What two devices in a computer should be considered "black boxes", and should never be opened, due to risks involving charged capacitors? monitor power supply hard drive video card
monitor power supply
What is the second step in opening the case of a working computer? -press and hold down the power button for a moment -back up important data -power down the system and unplug it -open the case cover
power down the system and unplug it
In what order should you install components into the case after disassembling a computer? -power supply, drives, motherboards, cards -drives, motherboard, cards, power supply -cards, motherboard, power supply, drives -motherboard, drives, cards, power supply
power supply, drives, motherboard, cards
a document from the manufacturer that describes how to disassemble a device service manual
service manual
What are two resources that may be useful in disassembling a laptop computer? service manual part brochures user manual diagnostic software
service manual user manual
keeps the motherboard from touching the case spacer
spacer
What are round plastic or metal pegs that separate the motherboard from the bottom of the case known as? header standoff insulator elevator
standoff
If the PC-Doctor software is installed on a computer's hard drive, what two different ways can the program be started? -start menu shortcut -command line utility -load proper diagnostic CD -press function key during startup sequence
start menu shortcut press function key during startup sequence
What does a small triangle embedded on a connector signify? -use caution when using the connector -the wire nearest the triangle is pin 1 -the pin near the triangle should be matched with a circular pin -the connector is optional and need not be attached
the wire nearest the triangle is pin 1
When removing screws while working on a laptop, what should be done with the screws? -they should be disposed of -they should be left inside the case of the laptop -they should be stored or labeled -they should be painted to indicate where they go
they should be stored or labeled
If a ground strap is unavailable, what should be done to dissipate any ESD before working on a laptop? -touch any part of the laptop -wash your hands -move around prior to touching -touch a non-painted metallic surface on the laptop
touch a non-painted metallic surface on the laptop
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 -if an internal component needs replacing, you should always replace the component rather than disable it -repairing a laptop is always more cost effective than buying a new one -the LCD screen of a laptop is never considered to be a field replaceable unit
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 disassembling the computer -when using a multimeter to measure voltage output -when reassembling the computer -when a qualified electrician is present
when using a multimeter to measure voltage output
What is the very first step that should be taken when performing work with a computer? -you should back up any important data -you should ground yourself -the components should be removed -you should power down the system and unplug it
you should back up any important data
When handling motherboards, cards, or drives, which statement is NOT accurate? -you should not touch chips on the device -you should not hold expansion cards by the edges -you should not touch any soldered components on a card -you should not touch edge connectors
you should not hold expansion cards by the edges
