Appendix 3 Serial Numbering System - Brother HL-4040CN Service Manual

APPENDIX 3 SERIAL NUMBERING SYSTEM
Each machine has a serial number label for the machine itself and property labels for some
other parts. Refer to the information below for the meaning of the serial number and property
codes and the location of each label.
Serial number labels for the machine itself
<Location>
Serial number
Fig. App3-1
Serial label
Fig. App3-2
App.3-1
A 7 J 1 1 1 1 0 1
Model number Serial number (6-digit)
Manufacturing factory No.
Year of manufacture
7: 2007
8: 2008
Month of manufacture
A: January
B: February
C: March
D: April
E: May J: September
F: June K: October
G: July L: November
H: August M: December
Serial label
Fig. App3-3
Confidential