It appears to be a Huanyang, which is probabally your first mistake!
You may have been better off to pay slightly more and get a Hitachi or ?
Do you have the manual?, it is on line at various places, although not very explicit.
You access the parameters through the key pad.
Often you can run a VFD's out of the box, most require an initial set up of some kind for optimum performance.
Al.
CNC, Mechatronics Integration and Custom Machine Design
“Logic will get you from A to B. Imagination will take you everywhere.”
Albert E.