Fanuc Starting System Software Please Wait ((top)) «2026 Update»

Have you encountered the "FANUC starting system software please wait" error on your machine? Share your repair story on the Practical Machinist forums or the FANUC Users Group LinkedIn page to help fellow technicians.

This allows the FANUC power supply to execute its orderly shutdown sequence, closing files and writing the SRAM image to flash where applicable. fanuc starting system software please wait

Sudden power loss during operation, electrical noise, or aging flash memory cells. Have you encountered the "FANUC starting system software

Are there any inside the main electrical cabinet? Share public link Sudden power loss during operation, electrical noise, or

If the system hangs or freezes on the "FANUC Starting System Software Please Wait" message, it may indicate a hardware or software issue. In this case:

Power the controller down completely, wait at least two minutes for all power to drain, and then power it back on. Advanced Recovery Methods

Encountering the "starting system software please wait" message is never a welcome sight, but with a systematic understanding of your FANUC control's boot process, it doesn't have to be a catastrophic event. By methodically working from simple power cycles to advanced Boot System utilities and finally to hardware checks, you can often diagnose and resolve the issue. However, the most important lesson is one of prevention: treat your system backups as your most valuable digital asset and replace those backup batteries on a strict schedule.