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28 Cards in this Set
- Front
- Back
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Impact vs non impact printers? |
Impact physically strike an inked ribbon and therefore can print multipart forms. Nonimpact printers deliver ink onto the page without striking it. Dot matrix is impact |
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Continuous feed vs sheet fed? |
Continuous paper feeds through the printer using a system of sprockets and tractors. Sheet fed accept plain paper in a paper tray. Dot matrix is a continuous feed. |
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Line vs page |
Line printers print one at a time. Page printer compose the entire page in memory. |
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Which printers are line and which are page? |
Dot matrix and inkjet are line, laser is page. |
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What is a laser print? |
Sheet fed, nonimpact. They have a printer controller - large circuit board acts as mobo. They have an imaging drum. |
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What is Paper Transport Assembly? |
Moves the paper through the printer. |
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What is Transfer Corona? |
Applies a positive charge to the paper. |
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What is high voltage power supply? |
Delivers high volts needed to make the printing process happen. Converts household current into high DC voltages used to energize the primary and transfer corona wires. |
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DC Power supply? |
delivers the lower volts needs to other parts of printer aside from corona. |
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What is fusing assembly? |
Melts the plastic resin the toner so that it adheres to the paper. |
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Laser printer process steps? |
Cleaning, conditioning, writing, developing, transferring, fusing |
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What are inkjet printers? |
Most common, sprays ink on page. Non impact and sheet fed. |
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What are the two types of inkjet printers? |
Thermal - heats ink Piezoelectric - uses electricity |
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Disadvantage of inkjet? |
Runs through ink, slow to print. |
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How to calibrate inkjet printer? |
Alignment page. |
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What are thermal printers? |
Found in older fax machines that print on a waxy paper that comes on a roll. |
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What is a dot matrix printer? |
Is an impact printer that prints by physically striking an inked ribbon, much like a typewriter. Continuous feed. |
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Advantage of dot matrix printer? |
You can use it to print on multipart forms. |
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MEmory in a printer? |
More memory a laser printer has the better. Holds print jobs. |
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What are drivers? |
Software components to printers. Controls how the printer processes a print job. |
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What is firmware? |
Operating system for printer. |
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What is maintenance on a printer? |
Installing maintenance kits |
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What causes paper jams in laser printers? |
Paper not feeding correctly and moisture |
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What causes lines and smearing on printer? |
Caused by toner cartridge or the fuser. Replace toner first. |
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What causes blank pages to print? |
Verify toner in the cartridge. |
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What causes dark spots on laser printers? |
Too much toner, so run blank pages through to clean it. |
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What causes garbled pages to print? |
Make sure you are using the right printer driver. |
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How to calibrate laser printer? |
Color, margin, etc |
