Chapter 11: Understanding Operational Procedures Flashcards
T/F is it possible to damage a device by simply laying it on a bench top?P511
true
Y/N should you ever wear a ESD strap if you are working inside a monitor or inside a power supply?P511
yes
What is an ESD strap?P511
It is a device that is specially designed to bleed electrical charges away safely.
Why are antistatic bags important?P511
Because they protect the sensitive electronic devices from stray static charges.
What colors do these bags come in?P511
silver or pink
When your self grounding,what should you do?p512
make sure the computer is turned off but plugged in, and also touch an exposed metal part of the case.
if you don’t have any antistatic spray , what can you use?P512
Downy fabric softener with water in a spray bottle .
ICs is?P512
INTERGRATED CIRCUITS
T/F Are most circuit boards shipped in antistatic bags?p512
True
What does antistatic foam look like?P512
STYROFOAM
If an ESD strap or mat is not available ,what can you use?P513
You can discharge excess static voltage by touching the metal case of the power supply.
EMI is?P513
Electromagnetic interference
RFI is?P513
Radio frequency interference
What is EMI?P513
It is an unwanted disturbance caused by electromagnetic radiation generated by another source.
How do magnets work?p513
by generating an electromagnetic field.
Y/N Are fiber optic cables susceptible to EMI?p514
no
T/F Should computers always be operated in a cool environment away from direct sunlight and water sources?P514
true
What are some tools needed by a IT tech.?P516
Two nut drivers,flat screwdriver,#0 phillips screwdriver,IC extractor, tweezers, three claw retriever,#1 phillips screwdriver.
What other tools a IT person might have?P517,518
Pliers,wire cutters,strippers,mirrors,flashlight,and compressed air.
What is a multimeter?p518
Atoll that measures electricity current,voltage, and resistance.
