How to Identify and Fix Common Problems ?
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Your HP LaserJet 2420 printer is designed to work with original HP 11X toner cartridges. Only original HP Q6511X toner cartridges can provide the results your printer was engineered to deliver.
“Reset the maintenance count” on an HP LaserJet 2420 or 2430
1. Turn the printer on; as it begins the memory count, press and hold the checkmark button (Select). 2. Continue holding the checkmark button until all the LED service lights are illuminated, and then release the checkmark button.
If you look at the back door cover of the printer there is a label that has your model number serial number and also includes the date of manufactuer. Hope this helps. If you look at the back door cover of the printer there is a label that has your model number serial number and also includes the date of manufactuer.
As print quality goes down over time, this will be a reason to replace the color printer. We find a black and white printer can sometimes last 10 years or more and most color laser printers are replaced every 3 to 5 years.
A toner cartridge, also called laser toner, is the consumable component of a laser printer. Toner cartridges contain toner powder, a fine, dry mixture of plastic particles, carbon, and black or other coloring agents that make the actual image on the paper.
Laser printers have fairly simple printing systems that generally use either one or four toner cartridges. If it is just one, that means it is a monochrome printer and requires only black toner. If there are four laser printer cartridges, each will hold one of the four standard colors- cyan, magenta, yellow and black.
In Windows, search for and open Add a printer or scanner . Click Add a printer or scanner, and then wait for Windows to locate available printers. If your printer is found, click it, and then click Add device to complete the driver installation. If your printer is not found, continue with these steps.
Select the Start button, then select Settings > Devices > Printers & scanners . Under Printers & scanners, look for your printer. If you see your printer listed, you`ll know it`s installed.
HP had worked with Canon on laser printer technology as far back as the 1970s. This background, coupled with HP`s knowledge of inkjet technology, led to the introduction of the first LaserJet in March 1984. The new personal laser printer fit on a desktop and produced fast, letter-quality output with virtually no noise.
Specifically, Gary Starkweather invented the laser printer in 1969 at the Xerox research lab in Webster, New York. Soon after, he transferred to Xerox Palo Alto Research Center (PARC) and developed a prototype for the Xerox 9700: our company`s first laser printer, which came to market in 1978.