Fanuc FROM/SRAM Module reference
FANUC A20B-3900-0223 for sale online on Cnc-shopping website. This is a
FANUC FROM 32MB / SRAM 1MB module for Fanuc CNC Controls such as Fanuc i series (
Fanuc 16i,
Fanuc 18i,
Fanuc 21i). This FANUC A20B-3900-0223 is located on the rear side of your
Fanuc LCD i series unit. It will help you to increase your FROM memory or replace your defective FANUC FROM module installed on your CNC control. This Fanuc A20B-3900-0223 comes with a warranty.
In its strictest sense, ROM refers only to mask ROM (the oldest type of solid state ROM), which is fabricated with the desired data permanently stored in it, and thus can never be modified. Despite the simplicity of mask ROM, economies of scale and field-programmability often make reprogrammable technologies more flexible and inexpensive. FANUC A20B-3900-0223