Page: 18Service Manual - OKIPAGE20Chapter 2 Operation DescriptionThe paper jam detection function supervises the paper state at power-on time and during printing. In theevent that the following state occurs, this function interrupts the printing process. If any of the followingerrors is presented, recovery printing will be performed by removing the jammed paper (namely byopening the upper cover, removing the jammed paper and closing the upper cover).Error Cause of errorPaper Input jam At power-on time, the paper is placed at the inletsensor.After hopping operation is attempted three times, theleading part of the paper does not reach the inletsensor.Paper feed jam At power-on time, the paper is placed at the papersensor.The leading part of the paper does not reach the papersensor within a predetermined distance after the paperhas reached the inlet sensor.The trailing part of the paper does not pass over thepaper sensor within a predetermined leading edge ofthe paper has passed over the paper sensor.The leading part of paper does not reach the outletsensor within a predetermined distance after the paperhas reached the paper sensor.Paper exit jam At power-on time, the paper is placed on the outletsensor.The paper does not pass over the outlet sensor within apredetermined after the leading part of the paper hasreached the outlet sensor.The paper size check for manual feed specifiedconsiders the reference size as free size.Paper size error The size of the paper is supervised by the inlet sensor1. It is detected that the paper does not pass over theinlet sensor 1 within predetermined range of distance.The inlet sensor 2 detects that the size of the loadedpaper is A4 or larger, or smaller than A4. The detectedpaper size differs from the paper size set by commandor menu.The paper size check for manual feed specifiedconsiders the reference size is free size.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)