Serial Number System Definition - Optoma ES523ST Serivce Manual

Appendix B
I. Serial Number System Definition
Serial Number Format for Projector (take EW533ST as example)
Q 8HA 0
1 2
1 :
2 :
3 :
4 :
5 :
6 :
7 :
EX: Q8HA015AAAAAC0001
This label "Q8HA015AAAAAC0001" represents the serial number for EW533ST. It is
produced at CPC on fifteenth of 2010. Its serial code is 0001.
15 AAAAA
3 4
Q = Optoma
8HA = Project Code
0 = Last number of the manufacture year (ex: 2010 = 0)
15 = week of the manufacture year (ex: the fifteenth week of the
year = 15)
AAAAA = not-defined
C = Manufacture factory (CPC)
0001 = Serial Code
C 0001
5 6
ES523ST/EW533ST
7
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