单项选择题

A technician is locked out of a desktops BIOS because of a forgotten password. Which of the following is a method of removing the password？（）

A.Replace the power supply unit.
B.Reseat the systems memory.
C.Reset the proper jumper.
D.Re-install the operating system.

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单项选择题

Which of the following is the recommended maintenance for a laser printer？（）

A.Clean all fan filters； wipe down the paper path and re-adjust the corona wire.
B.Clean all pickup rollers； re-adjust the corona wire and replace the fuser assembly.
C.Clean all pickup rollers； replace the fuser assembly and clean all fan filters.
D.Clean all pickup rollers； wipe down the paper path and clean all fan filters.

单项选择题

A laser printer is sent for repair and the work order indicates that there is an image printing problem. Which of the following should a technician do FIRST to confirm this problem？（）

A.Run the calibration feature on the laser printer.
B.Run a self-test image page from the printer.
C.Clean the corona wire and return printer.
D.Print a test page from a computer.

单项选择题

Which of the following may cause a printer to not print correctly after updating from Windows 98 to Windows XP？（）

A.Incorrect printer driver.
B.Printer needs calibration.
C.Dirty printer head.
D.Font settings on the printer.