It depends on the yield of the toner cartridge and how many pages you print per day on average. If your cartridges yield 12K pages and you print 50 pages a day, then your toner will have to be replaced approximately every 240 days.
How often the cartridges must be changed in a color printer is dependent on the printer, the capacity of the cartridges, whether it is an inkjet or laser (some laser printers can print several thousands of pages before needing to be changed), and the quality of what is being printed (most printers have a draft mode which conserves the cartridge by not printing as dark).
How often you replace the ink in your printer will vary dramatically depending on how often you use the printer and how much ink your printing requires. It could last anywhere from a few days to years.
A laser printer actually uses toner, not inkjet cartridges. It is very difficult to say how many times you will have to replace toner or cartridges because it all depends on the type of printer you have and your printer usage.
Toner needs to be refilled on a laserjet 4050n as needed. The machine will alert you when it is time to change or refill it. It depends on how often you use your printer.
HP laserJet 4L/mL printer series use a printer cartridge with the serial number 99298x. Those that use the serial number often say 8800 pages as well.
The main advantage of a laser color printer its speed. The laser componant of the printer also alows to to be far more precise than its counterpart, the inkjet printer. It is important to note, however, that the laser printer's ink is more expensive than that of it's counterpart.
A B&W Laser Printer prints in black and white. It is a monochrome printer, or one colored printer. B&W Laser Printers are often used in businesses where color is not needed.
You will know when your dell printer ink cartridges will need to be replaced. When you are low on printer ink, you will either receive an error message or will see a low ink warning. It should not be emptied otherwise.
PC world magazine has an issue that has an article discussing the top ten color laser multifunction printer. PC magazine often offers new reviews on multifunction printers.
There are a wide variety of brands that offer affordably priced color laser printers. Hewlett-Packard, Konica Minolta, Brother, and Lexmark, for example, offer these machines at reasonable rates. The price for toner cartridges (typically sold separately), however, is a different story.
You can find printer/copiers at any office store, such as Staples and Office Depot. These are usually inkjet printers, and often have scanning and sometimes fax capabilities as well.
You should replace the toner cartridge in an HP7115A printer every 3-6 months depending on the cartridge quality and printing frequency, it might need to replaced sooner.
The average frequency depends on how often the Kodak photo printer is used to print pictures. The type of ink purchased is also a factor, as the cheaper the ink, the quicker it will need to be replaced.
A Konica Minolta's bizhub is a printer that is designed for home and business. They are available in both color and monochrome systems, and are often used in small businesses.
Every Canon printer requires a certain type of Canon ink cartridge. The MP550 cartridge is for the MP500 series printer. Unless it is a refillable ink cartridge the actual cartridge has to be replaced once the ink runs out. If it is refillable then you can refill it once then you must get a new one or your printer could be damaged.