unit four net ops review

first step to troubleshooting process:

first step to troubleshooting process:

interview the user and back up data

second step in trouble process

examine the system, analyze the problem, find source of problem

third step in troubleshooting process

test your theory, if it doesn’t work, form another theory, and if that doesn’t work, escalate the problem to someone higher

fourth step in troubleshooting process

plan how to fix the problem, then fix it

fifth step in the troubleshooting process

verify that the problem is fixed

sixth step in troubleshooting process

document

power supply size identification

add yo the wattage requirements if all components in the computer, and then add 30%

calculating wattage

amps * volts = wattage

multimeter

verifies the power adapter is supplying proper voltage to a computer

sata

a connector on a power supply, volts are +3.3v,+5v, and +12v. 15 pin

molex

power to older drives, 4 pin, volts are +5v and + 12v

24 pin

main power connector, volts are +3.3, +5,±12

video cards

draw the most power, use +12v