Symptoms Yes/No Cause and ActionIf the problem is not solved, go to the next Cause andAction.Cause The document is made of highly transparent material,such as a transparency.Action If the document is highly transparent, marks on thedocument cover are copied. Place a white sheet of paperon the document, then make a copy.If the problem is not solved, go to the next Cause andAction.Cause Color paper, rough paper, or blueprint paper is beingused.Action The background color of the paper is copied. Eitheradjust the copy density or image quality, or specify abackground suppression color, then retry copying.If the problem is not solved, go to the next Cause andAction.Cause Glossy paper is being used.Action Glossy paper easily sticks to the document glass, andoften, shadows are copied and reproduced as dirt. Placea transparency or highly transparent film under thedocument, then retry copying.The copy is too dark or toolightIf No, go to the nextsymptom.Yes Cause Copy density is set to Dark, or to Light.Action Adjust the copy density.If the problem is not solved, go to the next Cause andAction.Cause The density of the document is too light.Action Adjust the copy density.If the problem is not solved, go to the next Cause andAction.Cause The original type is inappropriate.Action Copy the black text. If it is too light, for Original Type,select Text.The copy shifts slightlyIf No, go to the nextsymptom.Yes Cause Paper loaded in the paper tray is misaligned.Action Align the edges of the paper, then load it flush againstthe front tray corners.Part of the image is missingon the copyIf No, go to the nextsymptom.Yes Cause The paper is damp.Action Replace with paper from a new ream.If the problem is not solved, go to the next Cause andAction.194 Xerox® PrimeLink® B9100/B9110/B9125/B9136 Copier/PrinterUser GuideTroubleshooting