单项选择题X 纠错
A.When it is full.
B.It is not recommended.
C.Before performing preventative maintenance.
D.After each call.
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单项选择题
A.PING
B.NSLOOKUP
C.TRACERT
D.IPCONFIG
单项选择题
A.Check the printers error log， and then inform the primary user what the issue is.
B.Go directly to the printer and investigate any issues that are found.
C.Investigate the printers status， then ask the primary user to write down what they think is wrong.
D.Gather information from the primary user， and then evaluate the printers condition.
单项选择题
A.Writing
B.Fusing
C.Development
D.Transfer
单项选择题
A.Clean the scanner glass on the distant machine.
B.Clean the scanner glass on the local machine.
C.Clean the printer head on the local machine.
D.Call the telephone company to increase the line signal level.
单项选择题
A.paper position.
B.shaft rotation.
C.magnetic flux.
D.laser beam strength.
单项选择题
A.Supplies toner to the photoconductor
B.Charges the surface of the photoconductor
C.Writes the latent image on the photoconductor
D.Cleans the photoconductor
