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Service Guide ML520/521
Chapter 4 Failure & Repair Analysis
4.4.04 Tips for Preventing Image Problems
1.Make sure that the ribbon is not "dried out". If the printer output is faded, install a new ribbon, then print another sample.
2.Make sure that the paper you are using is within specifications. Paper specifications can be found in
Section 1 of this Service Handbook.
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)
