Samsung SL-K7600LX User Guide - Page 228

Replacing the toner cartridge • X740x/X750x/X760x series uses four colors and has a different toner cartridge for each one: yellow(Y), magenta(M), cyan(C), and black(K). • K740x/K750x/K760x series uses one color and has a toner cartridge for black(K). When the toner cartridge is totally empty • The status LED turns red on and the display screen shows the error message of replacing toner. • The machine stops printing and incoming faxes are saved in memory. However, when the color toner cartridges are empty, but there is toner left in the black toner cartridge, you can still print black-and-white print jobs (the submitted job must be in black and white). • Check the type of the toner cartridge for your machine (see "Supplies and Accessories" on page 211). At this stage, the toner cartridge needs to be replaced. 2 Replacing the toner cartridge 1 Open the front door. X740x / X750x / X760x series K740x / K750x / K760x series 10. Troubleshooting 228