Printer Serial Number Identification - OKIDATA ML590 Service Manual

4.1.02 Printer Serial Number Identification

To identify the revision level of a printer, record the serial number from the back of the printer.
Refer to the following to decode the serial number.
Example Printer Serial Number: 401A0154693
Date Code
Revision:
Serial Number:
Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)
Service Guide ML590/ML591
Chapter 4 Failure & Repair Analysis
401 (4 = year. 01 = month)
A
0154693
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