Available suppliesWhen supplies reach the end of their life spans, you can order the followings of supplies for your machine:Type Average yield a Part nameToner cartridge Approx. 1,500 pages YK1PM (All countries except China)15RRN (For China only)a. Declared yield value in accordance with ISO/IEC 19752. The number of pages may be affected by operating environment, printing interval, graphics, media type and media size.Depending on the options, percentage of image area and job mode used, the toner cartridge’s lifespan may differ.When purchasing new toner cartridges or other supplies, these must be purchased in the same country as the machine you are using. Otherwise, new tonercartridges or other supplies will be incompatible with your machine due to different configurations of toner cartridges and other supplies according to the specificcountry conditions.Dell does not recommend using non-genuine Dell toner cartridge such as refilled or remanufactured toner. Dell cannot guarantee non-genuine Dell toner cartridge'squality. Service or repair required as a result of using non-genuine Dell toner cartridges will not be covered under the machine’s warranty.3. Maintenance 47