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Computer Hardware

Computer Hardware
What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.

11
110
1
10
101

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Computer Hardware
Which step should you perform first before discharging a CRT?

Remove the CRT from its housing
Remove the video assembly
Turn power off before removing power source
Disconnect the CRT from the computer

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Computer Hardware
You must service the laser printer in your office. Which part of the printer shoud you avoid touching because it is hot?

None of these
fuser
high-voltage power supply
primary corona
printer head

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Computer Hardware
Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.

incorrect jumper setting on drive
virus
loose molex connector
bad data cable
tfad system board

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Computer Hardware
Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?

virus
defective modem
defective computer
software bug
bad phone line

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Computer Hardware
During preventative maintenance on a dot matrix printer, do NOT lubricate:

Paper advance gear bushings
Print head pulley
Print head pins
Platen assembly

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