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.
相关考题
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单项选择题
Alaserprinterissentforrepairandtheworkorderindicatesthatthereisanimageprintingproblem.WhichofthefollowingshouldatechniciandoFIRSTtoconfirmthisproblem？（）
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
WhichofthefollowingmaycauseaprintertonotprintcorrectlyafterupdatingfromWindows98toWindowsXP？（）
A.Incorrect printer driver.
B.Printer needs calibration.
C.Dirty printer head.
D.Font settings on the printer. -
单项选择题
Wheninstallinganewscanner，WindowsXPdoesnotautomaticallyrecognizethescanner.Whichofthefollowingactionsshouldbetaken？（）
A.Use the Scanners and Cameras Wizard to add the device.
B.Enable the scanner in the BIOS.
C.Add new printer Wizard.
D.Ensure the scanner is not locked.
