20. E210 (fault in lens X direction drive system)21. E212 (fault in lens Y direction drive system)22. E21323. E214CHAPTER 11 TROUBLESHOOTING11-94 COPYRIGHT © 1997 CANON INC. CANON NP6560/NP6360/NP6260 REV. 0 NOV. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)CauseLens X homeposition sensor(PS6)Lens Y homeposition sensor(PS7)X direction beltsupport plateDC controllerPCBChecksDoes the lens move in X/Y direc-tion when the power switch isturned on?Is the lens X/Y home position sen-sor (PS6/7) normal? (See theinstructions on how to check pho-tointerrupters.)Is friction absent between the Xdirection drive belt and the beltsupport plate?Replace the DC controller PCB. Isthe problem corrected?Step1234YES/NONONOYESYESActionSee “The lens fails tomove.”Check the wiring fromthe DC controller PCB toPS6; if normal, replacePS6.Check the wiring fromthe DC controller PCB toPS7; if normal, replacePS7.Replace the belt supportplate with one with spac-ers.End.CauseScanner lockingsolenoid (SL1)Scanner lockedsensor (PS48)Original leadingedge sensor 2(PS4)ChecksTry stream reading. Is the scannerlocked at the center of the copy-board?Is the scanner locked sensornormal?Is the original leading edge sensor2 normal?Step123YES/NONONONOActionCheck the wiring up tothe scanner locking sole-noid and the connectors;if normal, adjust theposition of the solenoidor replace the solenoid.Replace the scannerlocked sensor.Replace the originalleading edge sensor 2.CauseScanner motorcooling fan(FM9)DC controllerPCBChecksIs the scanner motor cooling fanrotating?Step1YES/NONOYESActionReplace the scannercooling fan.Replace the DC con-troller PCB.
