Discount Rule in PO

Hi List,

We are implementing JDE Xe Procurement Module.We have requirement to enter discount on PO.We have tried to setup Invetory Price rule for Discount by attaching the Pricing Rule to Item Master.But Discount factor is not defaulting when we are processing the PO.Only Pricing rule defaults.
Pl help if any body has come across same problem.

Thanks in advance.

asok
JDE OW Xe
SP-17
Windows NT 2000 server