Acer P1166 - Manual (Page 123)

Confidential P1166 / P1266 / P1266i / P1166P / P1266P I
Appendix B
I. Serial Number System Definition
Serial Number Format for Projector (take P1166 for example)
EYJ6901001 820 00000 59 0 1
1 2 3 4 5 6
1 : EYJ6901001 = Part Number
2 : 820 = Date Code (ex:2008 = 8, the twentieth week of the year = 20)
3 : 00000 = Serial Numbers
4 : 59 = Manufacturing Code
5 : 0 = Version Code
: 1 = Auto-Language Code
6