Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 280

■Adjusting the lost motion compensation non-sensitive band
When the lost motion is compensated twice around a quadrant change point, set [Pr. PE50 Lost motion compensation non-
sensitive band]. Increase the setting value so that the lost motion is not compensated twice. Setting [Pr. PE50] may change
the compensation timing. Adjust the lost motion compensation timing in the following section.
Page 277 Adjusting the lost motion compensation timing
Before timing delay compensation
7 SPECIAL ADJUSTMENT FUNCTIONS
278
7.6 Lost motion compensation function
Compensation
Travel
direction
After timing delay compensation