How to create Purchase requisition (PR)

Call Transaction : ME51N. (Create Purchase Requisition)
Input Data :

Acct Assignment Cat. : U (Unknown)
Material : Select material but if have not material you space.
Short Text : Input Brand, Model, Description and spec anything.
Quantity : Input quantity.
Order Unit : Select unit of measure for order.
Delivery Date : Select date on which the goods are to be delivered.
Material Group : Select ZASSET or ZSERVICE.
Plant : Select plant (3000).
Purchasing Group : Select 30 Namfon S.
Requested By : Youe name.
Purch. Organization : Select plant (3000).
Val. Price : Key price of the requested material per price unit.

Tab Texts > Item text : Key your cost center.

and save requisition and copy PR number.

Call Transaction : ZMM01 (Print or Display Purchase Requisition)

1. Input PR number in Purchase Requisition.
2. Checkbox Print Now..
3. Execute.

Unlock & Reset SAP* Password in Oracle

Link : http://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=326533785