If "Please Wait" appears after a normal shutdown and never progresses, do not repeatedly power cycle. This can corrupt the FROM (flash memory). Use IPL mode first. Always maintain current backups – FANUC systems are robust but unforgiving of lost parameter files.
A sudden power outage or battery failure (especially the RAM/SRAM battery) can corrupt system files, preventing the software from loading. fanuc starting system software please wait
Modern FANUC 30i/31i/32i controls feature an embedded data server or a user SD card slot. An improperly formatted SD card, a corrupted boot image on the card, or a stuck card reader can confuse the IPL (Initial Program Loader). The control may try to boot from external media before internal flash, resulting in a hang. If "Please Wait" appears after a normal shutdown
To minimize downtime and prevent issues during the startup process: Always maintain current backups – FANUC systems are
To understand the Starting System, you have to watch a machine boot up. It happens in seconds, but it is a complex narrative of checks and balances.