NEC MultiSync V520 Service Manual page 33

Bar Code Format(code39)
Digit
Format
Example
*+Set Assembly Code + 1 space + Serial No. + *
SET Assembly code depends on the CRT and Destination.
Serial No. Descriptions:
Y: Manufactured Year (Last digit) ex. 0
M: Manufactured Month 1 ~ 9, X(October),
Y(Novenber), Z(December)
S: Serial No. ( 5digits) 00001 ~ onward
(restart when month is changed)
F: Factory Code: Y is NPG China Factory
R: Product Revision code: start from E
EDID Code Input Procedure
1) Scan Bar code (20 digits)
2) Skip 11 digits then find the Serial No. 0Y00001YE
3) Make Year hex Code from Year digit
4) Make Week hex Code from Month digit 11*4 = 44
5) Change Serial No. to ASCII code
6) Apply Serial No. Information to the default EDID code.
7) Download EDID from PC to Monitor.
8) DDC1 Inspection
9) DDC2B Inspection
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
* N N N N N N N N _ Y M S
* N B 5 0 0 9 0 T _ 0 Y 0
NB50090T _ 0Y00001YE
30h 59h 30h 30h 30h 30h 31h 59h 45h
S
0
à
2000
ex.
à
0 0Ah
à
2Dh
30
S S S F R *
0 0 1 Y E *