Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 121

Appendix B I. Serial Number System Definition Serial Number Format for Projector (take P5271 for example) EYJ8701001 929 00000 59 0 1 1 2 3 4 5 6 1 : EYJ8701001 = Part Number 2 : 929 = Date Code (ex:2009 = 9, the twenty-ninth week of the year = 29) 3 : 00000 = Serial Numbers 4 : 59 = Manufacturing Code 5 : 0 = Version Code 6 : 1 = Auto-Language Code EX: EYJ8701001929000005901 This label represents the serial number for P5271. It is produced at CPC on twenty-ninth week of 2009. Its serial code is 00000. P5271/P5290/P5390W/P5271i Confidential I