A20B-3900-0074

A20B-3900-0074 ¦ 4MB FROM module

Fanuc A20B-3900-0074 memory module. CNC stock this 4MB FROM pcb for a variety of different 16i, 18i, 21i or powermate i D/H controllers. This plugin module is a small modular device which plugs into the main master pcb. Usually accompanied with other boards including the CPU, Graphics driver and FSSB servo controller and other memory cards such as DRAM and SRAM smds.

Currently CNC only supplies this FROM PCB for outright sale. We offer no other services, except for testing your control system; if this processor is found suspect. If repair, then we require the entire CNC with all boards plugged in and full system backup including the NC BASIC files.

A20B-3900-0074 is supplied with a 12 month warranty.