Dear Mangesh
very old topic. You will find many simmilar threads giving you answers. Check e.g. SAP EHS Management for Beginners; you will find many references to many similar threads
Check SAP OSS Consultign notes related to SDS distrbution; the pdf story (and set up etc.) is explained very well.
Regarding:
Note:- I am getting error as "File not found".
Do you get this message in context of CG54?
C.B.