Samsung CLP-310N Service Manual - Page 39
CRUM Overview, 3.10 FW Upgrade - manual download
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Product spec and feature 2.3.9 CRUM Overview - Stands for "Customer Replaceable Unit Monitor" - EEPROM, SAMSUNG CRUM is used for CRUM Memory. - CRUM stores various information on consumables (including consumables' life). - In CLP-31x Series, total four CRUM's are used (four on toner cartridges) CRUM stores the following information • Model Name • Supplier ID • Serial Number • Company ID • MFG Date • Capacity • Page Count - Toner Cartridge and Transfer Belt - Indicates how many pages are printed by using the consumable • Dot Count - Toner Cartridge Only - Indicates how many dots are printed by using the toner cartridge • Image Count • Model ID 2.3.10 FW Upgrade • Via USB or Network (SWS/SWAS) • You can upgrade F/W via USB or Network whenever the printer is "Ready" • Make sure connecting Printer to the computer with a USB cable • Upgrade procedure 1. Download the ¿rmware ¿le(*.hd and usblist.exe) in the temporary folder. 2. Drag and drop the *.hd ¿le on usblist ¿le. 3. Automatically, the ¿rmware is upgaraded. Service Manual 2-29 Samsung Electronics