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  • Question
  • After you service a laser printer, you notice dirty print. Which of the following would correct the problem?


  • Options
  • A. Clean the developer tank
  • B. Reset the printer
  • C. Run several blank pages
  • D. Clean the laser diode
  • E. None of the above

  • Correct Answer
  • Run several blank pages 


  • Computer Hardware problems


    Search Results


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

    • Options
    • A. bad data cable
    • B. incorrect jumper setting on drive
    • C. loose molex connector
    • D. virus
    • E. tfad system board
    • Discuss
    • 2. A PCMCIA measuring 10.5mm is what type?

    • Options
    • A. type 1
    • B. type 2
    • C. type 1 and 3
    • D. type 3
    • E. None of the above
    • Discuss
    • 3. What should he used to extinguish a computer fire?

    • Options
    • A. fire hose
    • B. class a extinguisher
    • C. class c extinguisher
    • D. silver foam water
    • E. None of the above
    • Discuss
    • 4. How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?

    • Options
    • A. 4
    • B. 8
    • C. 12
    • D. 16
    • E. None of the above
    • Discuss
    • 5. IRQ6 is typically reserved for:

    • Options
    • A. The floppy
    • B. The keyboard controller
    • C. LPT2
    • D. The modem
    • E. None of the above
    • Discuss
    • 6. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?

    • Options
    • A. In the modem
    • B. In the phone line
    • C. In the computer
    • D. In the DTC equipment
    • E. None of the above
    • Discuss
    • 7. WRAM is used on a

    • Options
    • A. modem
    • B. video card
    • C. motherboard
    • D. ata connector
    • E. None of the above
    • Discuss
    • 8. What is the most likely cause of an "FDD controller Failure" error message?

    • Options
    • A. you did not set the jumper on the floppy drive to drive A
    • B. you forgot to flash CMOS
    • C. you installed the floppy disk drive cable backward
    • D. your computer's floppy drive is defective
    • E. None of the above
    • Discuss
    • 9. When you are testing a fuse, you should set the Volt-OHM meter to what scale?

    • Options
    • A. AC
    • B. DC
    • C. AMPS
    • D. OHMS
    • E. None of the above
    • Discuss
    • 10. You have a 15 pin female connector with the pins in two rows. What could you connect with this?

    • Options
    • A. Serial device
    • B. Parallel device
    • C. MIDI device
    • D. Video device
    • E. Joystick
    • Discuss


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