Appendix 1 Serial Numbering System - Brother HL-J6000DW Service Manual

APPENDIX 1. SERIAL NUMBERING SYSTEM
This appendix shows the location of labels put on specific parts and describes the coding
information for serial number and head property information.
< Reading Labels >
An individual machine has a "serial number label" for the machine itself and "head
property label" for the head/carriage unit.
This section lists the coding information for those serial number and head property
information.
(1) Serial number label for the machine itself
Location
Serial number label
Serial number
Product item
code
or
Fig. App 1-1
App. 1-1
Manufacture's serial
number (6-digit)
Factory
Year of manufacture
(Example) 2016: 6
Month of manufacture
A: January
B: February
C: March
D: April
Serial number label
2017: 7
E: May J: September
F: June K: October
G: July L: November
H: August M: December
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