HP Pavilion PE4200N Guia Del Usuario página 78

Customer's Record
The product number and serial number of this product
can be found on the back cover of the television. You
should note this serial number in the space provided
below. Retain this User's Guide, plus your purchase
receipt, as a permanent record of your purchase to aid
in identification in the event of theft or loss, and for
warranty service purposes.
Product Number: ________________________________
Serial Number:__________________________________