Zubair,
If you don't have the manuals for this printer, I would try down loading from here.
http://www.support.xerox.com/support/workcentre-5135-5150/documentation/enus.html
Zubair,
If you don't have the manuals for this printer, I would try down loading from here.
http://www.support.xerox.com/support/workcentre-5135-5150/documentation/enus.html