COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR105 REV.0 JULY 2001SERVICE MODES-111COPIER>TEST>PGT00-206-011 Grid (PG-TYPE1)F00-206-022 17-Gradation (with image correction; PG-TYPE2)F00-206-03Input No. Description0 image from CCD(normal printing)1 grid2 17 gradations(with image correction)3 17-gradation(without image correction)Input No. Description4 blank5 halftone6 solid black7 vertical straight lines8 horizontal straight lines9 halftone (for laser delay check)Check on Orthogonal Angledisplacement in laser beamGradationfault in laser systemUneven densityprimary charging assemblyfault in developing assembly