Hi Stan,
pQ could be 74AUP1T34GM ( http://www.standardics.nxp.com/produ.../74aup1t34.pdf
)
or 74AUP1T34GW http://www.nxp.com/acrobat_download/...4AUP1T34_1.pdf

I have posted this in here before cos i went loco looking for those
markings
( http://groups.google.tt/group/sci.el...e254864b712776
)

Keep this handy if you're into laptop mb repairs
http://www.standardics.nxp.com/suppo...g.markings.xls
Jango