Description

SUB PBA CRUM Board for Samsung SCX-4300 / Xerox WorkCentre PE 120i

Part Numbers:

• Samsung: JC92-01786A

• Xerox: JC41-00246A

• Description: CRUM (Customer Replaceable Unit Monitor) Board / Sub PBA – Monitors toner and component lifecycle.

✅ Compatible Printer Models:

Samsung Laser Series:
• SCX-4300 – Monochrome Laser Multifunction Printer

Xerox WorkCentre Series:
• WorkCentre PE 120i

Functionality:

• Tracks toner cartridge usage and lifecycle

• Ensures printer recognizes original or compatible cartridges

• Prevents premature “Replace Toner” or “Invalid Cartridge” errors

• Integral to smooth printer startup and status reporting

Product Highlights:

• OEM-compatible board with reliable CRUM logic

• Plug-and-play design, easy replacement

• Helps resolve cartridge detection and CRUM error messages

• Durable PCB with factory-grade IC components

⚙️ Common Symptoms of a Faulty CRUM Board:

• Printer fails to detect toner cartridge

• Constant “Invalid Toner” or “Replace Cartridge” error

• Printer not starting or stuck during initialization

• Non-genuine toner warning even for compatible supplies

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