v Italy: 1-678 78349v Norway: 800-11389v Sweden: 020-794270v United Kingdom: 0800-968679Changing the Toner CartridgeImportantThe part number for a replacement toner cartridge is 90H3566.The approximate average yield for the toner cartridge is 23,000 pages (Letter,LEF, simplex, one side printed). This yield was established with a tonercoverage of 5% on letter-size paper, default DENSITY setting andQUALITY=NORMAL (Config Menu) setting. The QUALITY=ECONO settingcan increase the life of the toner cartridge by up to 20% to 30%. This yieldincrease was established with a toner coverage of 5% on letter-size paper,default DENSITY setting, QUALITY=ECONO setting, and an average of 3 to 4pages per print job.Notes:1. It may be possible to increase the yield of the toner cartridge from theaverage of approximately 23,000 pages, if you select toner saver printquality mode from your printer driver. (Note that the driver setting willoverride the menu setting.)2. The actual page yield is affected by the environment, the type of printmedia, the orientation of the print media, the percentage of text andgraphics, the complexity of the graphics, and other factors, so actualresults can vary.When the toner cartridge is low or empty, the 002 TONER LOW messageappears in the display. Use the TONER LOW item in the Config Menu tospecify whether to continue or stop printing when the toner cartridge is lowon toner. The default is to stop.Note: Do not remove the toner cartridge and shake it when the TONER LOWmessage appears. This will cause toner to spill out of the cartridge.To display the number of pages printed using the current toner cartridge,select TONER CTR on the Machine Info Menu (see “Machine InformationMenu” on page 140).Note: Be sure to reset the TONER CTR item in the Machine Info Menu whenyou replace the toner cartridge. See step 13 on page 149.144 Infoprint 32 and Infoprint 40: User’s Guide