The parameters of the canned cycle for "grooving along X (G88)" or "grooving along Z (G89)" have been programmed wrong. These may be the probable causes:

1. Some mandatory parameter is missing.2. The parameters of the cycle have not been edited in the correct order.
2. A parameter has been programmed which does not match the calling format.

X-Z Starting point of the groove.

The following parameters must be programmed in this cycle:

Q-R End point of the groove.

The rest of the parameters are optional. The parameters must be edited in the order indicated by the error message.