A20B-8100-0663 Fanuc 21i-B Mainboard PMC-SB7

Buy online your Fanuc 21i motherboard from CNC Fanuc series Fanuc 21i Model B reference FANUC A20B-8100-063 for sale online on CNC-Shopping website. This Fanuc mainboard series FANUC 21i B is ready to install on your CNC Machine Tools fitted with a CNC 21i-B (21i-MB, 21i-TB). This Fanuc master board reference FANUC A20B-8100-0663 will fitt on your Fanuc yellow backplane, on the rear side of your LCD/MDI Unit. When you will have installed your Fanuc 21i-B Master board, you will be able to put back your Fanuc control video card, Fanuc CPU card, your Servo card and also your other Fanuc SMD modules (ROM, SRAM/DRAM modules). This Fanuc 21i B master board A20B-8100-0663 is tested on 21i Model B test rigs and comes with a full warranty.

Caution before starting replacement of the FANUC motherboard A20B-8100-0663 :

Before starting replacement work, back up the contents (such as parameters and programs) of the SRAM memory of the CNC. Otherwise, the contents of the SRAM memory may be lost during replacement work. Unscrew the four screws fastening the case, and remove the case. The fan and battery cable do not have to be removed. If the unit has a touch panel, the touch panel control PCB is on the left when viewed from the back of the basic unit. Before removing the case, remove the cables connected to this touch panel control PCB (connectors CN1 and CD37).