Fanuc Starting System Software Please Wait Now

keys on the teach pendant simultaneously. While holding the keys, turn on the controller. Keep holding keys until the BOOT MONITOR screen appears. Select "2: Controlled Start" .

: For older models like the R-J series, the CPU module can become unseated over time due to vibration. Power down the machine, carefully remove the CPU module, inspect for corrosion, and reseat it firmly.

You can often bypass the hang by entering the . Turn the power OFF. fanuc starting system software please wait

If you see a number or letter, consult your FANUC Maintenance Manual. For example, an "E" might indicate a system error, while a "C" might indicate a graphic module issue. Step 3: Access the Boot System Screen

Then, nothing happens. The clock ticks, minutes pass, and the control fails to load its main operating screen. keys on the teach pendant simultaneously

Remove any , CompactFlash adapters, or USB drives from the front display panel. Disconnect external RS-232C serial communication cables.

Always wait for the screen to fully load or fully shut down. Select "2: Controlled Start"

Before performing any hardware changes, let the control sit at the frozen screen for . On rare occasions with large data servers or complex ladder programs, the initialization can take 5–8 minutes. If after 10 minutes there is no change, proceed.

Is the R30IB controller stuck on "system software starting up"?