15. E05016. E051CHAPTER 11 TROUBLESHOOTING11-92 COPYRIGHT © 1997 CANON INC. CANON NP6560/NP6360/NP6260 REV. 0 NOV. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)ActionReplace the sensor(PS20).Replace the holding trayY motor (M9).End.Replace the DCcontroller PCB.CauseHolding tray Xhome positionsensor (PS21)Holding tray Xmotor (M8)Holding traydriver PCBDC controllerPCBChecksIs the holding tray X homeposition sensor (PS21) normal?Disconnect J209 from the holdingtray driver PCB. Is there electricalcontinuity between the followingpins on the motor side?J209-1 and -2J209-5 and -6Replace the holding tray driverPCB. Is the problem corrected?Step123YES/NONONOYESNOActionReplace the sensor(PS21).Replace the holding trayX motor (M8).End.Replace the DCcontroller PCB.CauseHolding tray Yhome positionsensor (PS20)Holding tray Ymotor (M9)Holding traydriver PCBDC controllerPCBChecksIs the holding tray Y homeposition sensor (PS20) normal?Disconnect J208 from the holdingtray driver PCB. Is there electricalcontinuity between the followingpins on the motor side?J208-4 and -5J208-8 and -9Replace the holding tray driverPCB. Is the problem corrected?Step123YES/NONONOYESNO
