Page: 69Service Guide OF2200/2400/2600Chapter 2 Failure AnalysisRAP 20A Cover OpenSTART"COVER OPEN" appears on the LCD display.Close the cover (copy stacker).Has the problem been resolved?YES End of procedure.NO Has the fan motor stopped?YES Is the cover open switch connector out of position?YES Connect the cover open switch connector.NO Refer to Action Item 2.NO Check the power supply at CN4, Pins 1, 2, and 3 for +38 vdc.Refer to Appendix A.If not present, replace the power supply.End of procedure.Copyright 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)