Page: 84Service Guide OL400Chapter 4 Failure & Repair AnalysisRAP 10:Vertical Black StripesSTARTIs the charge wire dirty?YES Clean the charge wire.NO Replace the image drum cartridge. Power ON while pressing the RECOVERswitch to clear the drum counter.Has the trouble been removed?YES ENDNO Replace the LED head.Has the trouble been removed?YES ENDNO Replace the engine controller board.ENDCopyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA BusinessPartner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)
