IBM / Toshiba SureMark 4610-2CR & 4610-2NR Main Logic Card / Motherboard - 44D0156

The IBM / Toshiba 44D0156 (44D0123) Main Logic Card is the primary central processing and controller board designed for IBM SureMark 4610-2CR and 4610-2NR dual-station thermal POS receipt printers. As the central engine of the printer, this motherboard orchestrates thermal printhead firing, dual-station paper feeding, the rotary auto-cutter mechanism, impact slip station operations, check MICR/endorsement handling, and communications to the host POS terminal interface.

Engineered to commercial-grade retail tolerances, this genuine OEM motherboard serves as a direct drop-in replacement to restore non-responsive printers, resolve communication or cutter drive failures, and extend the deployment lifecycle of existing IBM/Toshiba retail hardware installations.

Product Features:

Direct OEM Drop-In Replacement: Engineered specifically to replace faulty or failing system boards in IBM and Toshiba SureMark 4610 dual-station receipt printers without mechanical modifications.
Dual-Station Print Architecture: Fully drives and synchronizes the high-speed direct thermal receipt station as well as the impact slip/document validation station.
Integrated Mechanism Control: Controls cutter motor actuation, paper advance stepper motors, cash drawer kick solenoids, and internal paper-out/cover-open optical sensors.
Seamless Interface Compatibility: Connects directly with IBM/Toshiba interchangeable interface cards, supporting standard Powered USB (24V), RS-232 serial, and RS-485 interfaces.
Industrial-Grade Durability: Built with high-reliability surface-mount components designed for 24/7 continuous operation in high-transaction retail and hospitality checkout lanes.

Technical Specifications:

Manufacturer: IBM / Toshiba Global Commerce Solutions (TGCS)
Part Numbers (MPN): 44D0156, 44D0123
Cross-Reference / Substitute Part Numbers: 40N7656, 40N7357, 44D1067, 80Y1245, 80Y1844, 80Y1845
Component Type: Printer Main Logic Board / Controller PCB Assembly
Compatible Printer Series:
IBM / Toshiba SureMark 4610-2CR (Dual-Station Thermal Receipt / Impact Slip Printer)
IBM / Toshiba SureMark 4610-2NR (Dual-Station Thermal Receipt / Impact Slip Printer)
Onboard Headers & Connectors:
Thermal printhead data & power connector
Auto-cutter drive motor header
Paper feed stepper motor connectors (Receipt & Document stations)
Optical sensor arrays (Paper low, paper out, cover open, slip alignment)
Modular interface slot / backplane connector
Cash drawer RJ11/RJ12 trigger port circuit