Acer P5270 Acer P5270 Projector Series Service Guide - Page 110

I. Serial Number System Definition Serial Number Format for Projector P5270 refresh EYJ7401000 821 00001 59 2 1 1 2 3 4 5 6 1 : EYJ7401000 = Part Number excluded "dot" 2 : 821 = Week Code(ex:2008 =8,twenty-one weeks of the year = 21) 3 : 00001 = Serial Numbers 4 : 59 = Manufacturing Code 5 : 2 = Projector Version 6 : 1 = Default Language Information EX: EYJ7401000821000015921 This label represents the serial number for P5270 refresh. It is produced for China at CPC on twenty-one weeks of 2008. Its serial code is 00001. Note: About the discrimination between refresh model and non refresh model, please refer to RM-P-A08015. Confidential 7-16 P5270/P5270 Refresh