Service Manual for OKIPAGE 8zChapter 6 Troubleshooting ProceduresPage: 62(1) An image is light or blurred entirelyIs the toner low? (Is "Toner Low" being displayed?)Yes - Supply a toner.No - Is the specified paper being used?No - Use the specified paper.Yes - Is the lens of the LED head dirty?Yes - Clean the LED head.No - Is the LED head installed correctly? Check the HEAD1, HEAD2 connector of the main control board.No - Install the LED head correctly.Yes - Is the contact plate of the transfer roller in correct contact with the high-voltage power supply board? (SeeFigure 6-4 (F).)Yes - Is the terminal of the EP unit in correct contact with the contact plate? (See Figure 6-4 (A & B?).)No - Contact the terminal correctly.Yes - Replace the transfer roller. Has this error been recovered?Yes - EndNo - Replace the EP unit.Has this error been recovered?Yes - EndCaution: After replacing the EP unit, reset the drum counter. Refer to "Replacing the Image Drum Cartridge"in the "User's Manual".No - Replace the main control board or high-voltage power supply board.Copyright 2000, Oki Data, Division of OKI America, Inc. All rights reserved. See the Oki Data Business Partner Exchange(BPX) for any updates to this material. (http://bpx.okidata.com)
