Here we would like to draw your attention to VOV4 transaction code in SAP. As we know it is being used in the SAP SD-SLS (Sales in SD) component which is coming under SD module (Sales & Distribution).VOV4 is a transaction code used for Table TVEPZ Assign Sched.Line Cat. in SAP.
It comes under the package VA0C.
Transaction VOV4 technical data table
|Purpose||Table TVEPZ Assign Sched.Line Cat.|