Service manual

Product spec and feature
Service Manual
2-35
Samsung Electronics
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
- 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