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Service Guide ML590/ML591
Chapter 4 Failure & Repair Analysis
4.9 RESISTANCE CHECKS
4.9.01 General Description
The charts on the following pages provide information needed to determine if the printhead and
motors used in the printer are defective.
NOTE:
The printhead coil resistance values
ARE NOT LISTED.
The individual printwire control lines
CANNOT
be accessed on this printhead.
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)