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Applied Materials / AMAT Beam Profiler Microprocessor PCB assembly, AMAT P/N 0100-90970 with board number 0120-90727 Issue D. This exact board family is documented as an Applied Materials Beam Profiler Microprocessor board and is associated with legacy XR80 semiconductor equipment.Original board markings include:
Applied Materials Beam Profiler Microprocessor
0120-90727 ISS. D
0100-90970
Serial No. 152H
ART4695The assembly includes its Schroff card hardware/front panel, large multi-pin connector, status indicators and test switch. The front panel is marked “wafer orienter micro controller” with status LEDs for error, busy, ready, watchdog and enable.Notable electronics include an Intel P8031AH microcontroller, National Semiconductor ADC0808CCN A/D converter, socketed firmware EPROM labeled “W/ORIENT A36A 0950-90322 2-1,” and numerous period logic and interface ICs.This is specialized original semiconductor-manufacturing equipment hardware rather than a generic vintage circuit board. Excellent candidate for maintaining or restoring compatible Applied Materials equipment, industrial electronics inventory, semiconductor-equipment collecting, or technical display.Board appears physically complete and in very good vintage condition with normal age/storage wear. Please review photographs carefully for the exact configuration and condition.Untested because the specialized Applied Materials equipment required to operate it is unavailable. Sold as-is with no guarantee of functionality. Exact assembly pictured is included.
