Service ManualModel No.: HL37XLE271-4. How to Read this Service Manual1-4-1. Using icons:Icons are used to attract the attention of the reader to specific information. Themeaning of each icon is described in the table below:Note:A “note” provides information that is not indispensable, but may nevertheless bevaluable to the reader, such as tips and tricks.Caution:A “caution” is used when there is danger that the reader, through incorrectmanipulation, may damage equipment, loose data, get an unexpected result or has torestart(part of) a procedure.Warning:A “warning” is used when there is danger of personal injury.Reference:A “reference” guides the reader to other places in this binder or in this manual,where he/she will find additional information on a specific topic.