As of 2025, the current stable release is (or newer). Older machines may require V7.20. Check your CNC’s servo software version in the system menu (Press [SYSTEM] → [SERVO] ).

SERVO GUIDE is a PC-based software tool for:

Before making any tuning changes, use Servo Guide’s function to save all current servo and spindle parameters. This is a lifesaver if oscillation worsens.