text: Not sure to what level you would like to dismantel this printer, however this is a link to the HP LaserJet 6L support and troubleshooting manuals (downloadable) - http://h20000.www2.hp.com/bizsupport/TechSupport/DocumentIndex.jsp?contentType=SupportManual&lang=en&cc=us&docIndexId=179111&taskId=101&prodTypeId=18972&prodSeriesId=25476