Computer Maintenance Chapter 27
Terms in this set (40)
What kind of printer creates an image on paper by physically striking an ink ribbon against the paper's surface?
What kind of printer is used with multipart forms such as those with point of sale machines?
What kind of printer uses a grid of tiny pins, also known as printwires, to strike an inked printer ribbon and produce images on paper?
What are 9-pin dot-matrix printers generically called?
What type of printer works by ejecting ink through tiny tubes?
Which type of printer creates an image on paper by physically striking an ink ribbon against the paper's surface?
What element is heated by tiny resistors or electroconductive plates at the end of each tube in an inkjet printer?
The term sublimation means to cause something to change from a solid into a _______________ form and then back into a solid.
The dye-sublimation printing technique is an example of what method of color printing?
How are dots put onto the surface of paper from a direct thermal printer?
When a thermal printhead passes over the film ribbon, what melts onto the paper?
What kind of printer relies on a photoconductive process?
Laser printers usually use a laser as the light source because of their _______________.
Laser printers are particularly effective for printing _______________.
During the laser printer process, after the erase lamp exposes the entire surface of the photosensitive drum to light, what happens to the photosensitive coating?
It becomes conductive.
What does the primary corona wire charge?
The toner in a laser printer is a fine powder. This powder is made up of plastic particles bonded to _______________ particles.
In laser printers, what component applies a positive charge to the paper, drawing the negatively charged toner particles to the paper?
What charges the paper in a laser printer?
The fuser assembly in a laser printer is almost always separate from the _______________.
In a laser printer, the _______________ uses friction to isolate a single sheet any others that were picked up.
In a laser printer, the pressure roller and heated roller are used to _______________.
melt the toner to the paper
What needs to be vacuumed or replaced periodically in a laser printer?
The Hewlett-Packard system for controlling printers is _______________.
Most printers, scanner, and multifunction devices connect to a computer via a _______________.
Which printer transfers data to the printer one character or one line at a time?
A laser printer creates an image of dots and holds it in memory before printing it. What is this image of dots called?
What kind of chip is used by a laser printer to translate the raster image sent to the printer into commands for the laser?
What should be added to a laser printer to resolve a memory overflow problem?
How is laser printer resolution measured?
Dots per inch
In a laser printer, what must be done to the drum to make it receptive to new images?
It must be charged with a uniform negative charge.
In a laser printer, what component is used to write a positive image on the surface of the drum?
Toner particles are composed mostly of _______________, which allows them to be melted to the page.
At the end of the laser printing process, what is cleaned?
What causes an unwanted mark (ghosting) to appear on printed pages?
A damaged drum
What Control Panel applet is used to manage printers and faxes in Windows 7?
Devices and Printers
Assuming a printer is in good working order and online, what should you check next if nothing prints?
You are printing from a dot-matrix printer and notice that the characters look chopped off at the top. What should you try adjusting?
What should you do if your dot-matrix printer output is covered with dots and small smudges?
Clean the platen.
What kind of printers tend to have problems with ink drying out inside the nozzles when the printer is not used for a period?