Samsung SCX 6322DN Service Manual - Page 22

System Overview 3) Driver Ass'y Motor Specification : BLDC Motor DC24V Driving Force Transmission by Gearing : - Motor 1 : Developing/OPC/Feeding - Motor 2 : Fixing/Duplex 4)Fuser Unfused / Poor fusing temperature Poor Fusing Temperature : 170 Maximum fuser temperature : 197 Minimum fuser temperature : 180 Heater : E-coil type Thermostat Type : Non-Contact Type THERMOSTAT 3.1.6 LSU Optical Resolution : Real 600 dpi Motor : Brushless DC motor PLL control 3.1.7 CRUM Once toner sensor determines "toner empty" (section 4.7.1), this state is written to the CRUM and the Vendor ID location is erased on the CRUM. Erasing the vendor ID will prevent an unauthorized (3rd party) refilled cartridge from being identified as a genuine Samsung toner cartridge. Toner status : Toner Status has Normal, Low, and Empty, Exhausted State. Usage data saved in CRUM : - Page count using this cartridge(Print Page Counter) - Installed date of New cartridge(copier/Fax configuration) - Whether cartridge has ever exhausted (used to stop printing)(Exhaust) - Large or small capacity cartridge (used by Capacity)(Capacity) Disabling of features when non-Samsung cartridge : - No working CRUM, stops printing. - Print cartridge for different product, stops printing. "Invalid Toner" will be displayed on LCD in above 2 cases. 3.1.8 Drum Cartridge Drum Cartridge to have a fuse to enable resetting of Drum Page counter. Low Drum Warning : Message displayed on LCD Drum Warning after printing 18,000 images. Out-of -Drum : Message displayed on LCD Replace Drum after printing 20,000 images. Or after additional 2000 images from Drum Warning Life(Service) Time : 20,000 images 3-4 Service Manual Samsung Electronics