A technician is installing a printer that uses a parallel cable to connect to a computer.  Which of the following pin configurations might the technician encounter？ （）

A.Recommend the use of smaller graphics.
B.Replace the toner cartridge.
C.Recommend connecting fewer users to the printer.
D.Check the amount of memory installed.

A.fuser
B.ozone filter
C.transfer corona
D.primary corona

A.Light is shown through the image and onto the scanner head
B.Light is reflected off a mirror onto the Charged Coupled Device （CCD）
C.Light is flashed off a mirror onto the CCD
D.Light is reflected off the image and into a camera