Fanuc 9900 Parameter List (2025)

These parameters define how the CNC controls the torque, speed, and position loops of the drive amplifiers. They are typically set during the initial machine build by the MTB (Machine Tool Builder) and are unique to the specific motor/amplifier combination.

The 9900 series parameters are used to enable or disable specific CNC options. Unlike standard parameters (like feed rates or axis limits), these are typically set by the machine tool builder (MTB) or Fanuc based on the purchased software package. Activation fanuc 9900 parameter list

To change any parameter, the Parameter Write Enable (PWE) must be set to 1: [OFFSET/SETTING] PARAMETER WRITE=1 (Ignore the alarm P/S 100). page to make changes. After changes, set PARAMETER WRITE=0 Turn the power off and back on. 5. Troubleshooting Lost Options These parameters define how the CNC controls the