These parameters adjust how "stiff" or "responsive" an axis is. They determine the accuracy of cutting contours.
Parameter 9914 (Position Loop Gain - Standard): fanuc 9900 parameter list
Parameter 9915 (Position Loop Gain - Rigid Tap): These parameters adjust how "stiff" or "responsive" an
| Your Fanuc Model | Likely has 9900 params? | Where to configure motors | |----------------|------------------------|---------------------------| | 0-Mate, 0-TC, 0-MC | Yes (common) | Parameters 9900–9910 | | 16/18/21 i-A, i-B | Sometimes (depends on firmware) | Servo/Spindle screen or 9900 | | 0i-C, 0i-D, 0i-F | Rare | Servo Setting screen | | 30i/31i/32i | No | Servo/Spindle setting screen | Parameter 9914 (Position Loop Gain - Standard):
Alarm “417 – Servo Parameter Mismatch” often means parameter 9901 or 9904 is configured for two axes, but actual servo drives report four. Correct the 9900s and cycle power.