COPYRIGHT © 1999 CANON INC. CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)CHAPTER 10 TROUBLESHOOTING10-60CauseCassette pick-up roller, feed-ing roller 1Drive gearPick-up papersensor (PS17)Pick-up papersensor (PS17)Connector(pick-up motor(M5) drive)Pick-up motor(M5)Feeding roller2Connector(feeding clutchCL2 drive sup-ply line)Feeding clutch(CL2)Pick-up PCBDC controllerPCBStep12345678910Yes/NoYESYESYESYESNOYESYESNONOYESNOActionReplace the parts. Besure to replace bothseparation roller andfeeding roller 1 at thesame time.Replace the dam-aged/worn part.Position the spring cor-rectly.Replace the dam-aged/worn part.Position the spring cor-rectly.Replace the sensor.Connect the connec-tors securely.Replace the motor.If worn or deformed,replace the roller. Ifsoiled, clean it.Connect the connector.Replace the feedingclutch.Replace the pick-upPCB.Replace the DC con-troller PCB.ChecksIs the cassette pick-up roller or thefeeding roller 1 worn/deformed?Remove the pick-up assembly, andcheck the drive gears and springs. Isthere any damaged/worn part? Isany spring displaced?Is the pick-up paper sensor lever orspring damaged/deformed?Are they positioned correctly?Replace the pick-up paper sensor. Isthe problem corrected?Are the connectors J210 on the DCcontroller PCB and connectorsJ1201 and J1202 on the pick-upPCB connected securely?Replace the pick-up motor. Is theproblem corrected?Is the feeding roller 2 worn,deformed, or soiled?Is the connector J1204 of the feed-ing clutch connected securely?Disconnect the connector J1204 ofthe feeding clutch, and measure theresistance between the connectorsJ1204-2 (+24 UH) and J1204-1(FEDCLD*) on the harness side. Is itabout 210 Ω?Replace the pick-up PCB. Is theproblem corrected?2 Cassette Pick-Up AssemblyDownload free service manual at http://printer1.blogspot.com
