1 - 144Chapter 1 TroubleshootingVersion 3 2008.05.30Flows 85 Partial Deletion13 1313 1313 1313 13RandomPeriodicMeasure the blank linepitch.Yes NoDoes theblank line pitchmatch any of the pitchesin the printed table chart?Checked by [Test Print] -[Contamination check]in diagnosis.Replace the corresponding parts.Refer to [MQ Chart] in [4.2Diagnostic Test Chart] for details.AChecking the Partial Deletion.Print the Contamination Check page.Check the print datawhich the problemgenerated.Yes NoIs the image printedcorrectly?Checked by [Test Print] -[contamination Check]in diagnosis.Period(mm) Replacement Parts75.4/28.3/25.1/27.9 Print Cartridge which the problem generated.31.4/56.9 TRANSFER BELT ASSY82.7/94.2/18.8/43.1/31.4 FUSER ASSY