Fanuc Starting System Software Please Wait 🏆

: Unplug any USB drives, memory cards, or Ethernet cables, as these can sometimes cause the bootloader to hang.

If the CNC power supply is failing to deliver stable +5V, +24V, or +3.3V rails to the main board, the processor will lock up mid-boot. Step-by-Step Troubleshooting Protocol

: Inspect the cable for any visible kinks or damage. If possible, swap it with a known-good pendant or cable to rule out a faulty connection. fanuc starting system software please wait

to allow the capacitors to drain completely.

Locate the two rightmost softkeys beneath the CNC screen (often marked as the and MDI keys, or the two blank keys on the far right, depending on the exact panel model). Press and hold these two softkeys simultaneously. While holding them down, turn on the CNC power control. : Unplug any USB drives, memory cards, or

If the machine boots up to a normal screen with a flurry of alarms (like "SYS ALARM 100" or "AXIS ALARMS"), congratulations—you broke the loop. You can now re-enter the boot screen and restore your SRAM backup file via a PCMCIA card. Step 4: Reseat Internal Modules and Cables

to allow all capacitors in the control and drives to fully discharge. If possible, swap it with a known-good pendant

The "Fanuc Starting System Software Please Wait" message can be frustrating, but it's usually a normal part of the machine's initialization process. By understanding the causes of this message and following the troubleshooting steps outlined above, you can resolve issues and prevent them from happening in the future. Remember to keep your software up-to-date, perform routine maintenance, and take preventative measures to ensure your Fanuc CNC machine runs smoothly and efficiently.

plugged into the front of the control panel or inside the cabinet. Disconnect external RS-232 serial cables or Ethernet lines.

Defective FROM (Flash ROM) modules, damaged SRAM modules, or a failing motherboard CPU will halt file extraction.

If the control fails to enter the Boot System screen, or if the status LEDs indicate a critical hardware failure, component replacement is necessary. Indication of Failure Action Required System freezes immediately; cannot back up data.