Warranty, Guarantees And Contingencies (Tables)

9 Months Ended

Jul. 29, 2012

Commitments and Contingencies Disclosure [Abstract]

Changes in the warranty reserves

Changes in the warranty reserves during the three and nine months ended July 29, 2012 and July 31, 2011 were as follows:

	Three Months Ended						Nine Months Ended
	July 29, 2012			July 31, 2011			July 29, 2012			July 31, 2011
	(In millions)
Beginning balance	$	152		$	184		$	168		$	155
Provisions for warranty	25			43			87			142
Consumption	(40		)	(39		)	(118		)	(109		)
Ending balance	$	137		$	188		$	137		$	188