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Warranty, Guarantees And Contingencies (Tables)
 6 Months Ended
Apr. 28, 2019
Commitments and Contingencies Disclosure [Abstract]  
Changes in the warranty reserves
Changes in the warranty reserves are presented below:
 
 
Three Months Ended
 
Six Months Ended
 
April 28,
2019
 
April 29,
2018
 
April 28,
2019
 
April 29,
2018
 
 
 
 
 
 
 
 
 
(In millions)
Beginning balance
$
200

 
$
210

 
$
208

 
$
206

Warranties issued
34

 
56

 
73

 
101

Change in reserves related to preexisting warranty
5

 
(3
)
 
6

 
(1
)
Consumption of reserves
(44
)
 
(36
)
 
(92
)
 
(79
)
Ending balance
$
195

 
$
227

 
$
195

 
$
227