55. Pick-up fails. (paper deck-A1)COPYRIGHT © 1997 CANON INC. CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)CHAPTER 11 TROUBLESHOOTING11-117CauseUpper rightdoor,Lower rightdoorLifterDeck pick-uprollerBeltDrive belt,Gear, CouplingDC controllerPCBDeck pick-up/vertical pathclutch (CL102,pick-up; CL101,vertical path)ChecksAre the upper right door and thelower right door closed firmly?Slide out the compartment fromthe deck. Does the lifter movedown? Further, is the sound of thelifter moving up heard when thecompartment is set?Does the pick-up roller rotate?Is the belt used to transmit thedrive to the pick-up roll attachedcorrectly?Is the drive from the deck mainmotor transmitted to the pick-upassembly through the drive belt,gear, and coupling?Set the meter to the 30VDCrange. Does the voltage betweenJ2001A-9/J2001A-10 and GNDchange from 24 to 0 V when theCopy Start key is pressed?Step123456YES/NONONOYESNONONOYESActionClose the doors.See “The lifter fails tomove up.”If the roller is soiled,clean it with alcohol. Ifdeformation by wear isfound, replace the roller.Attach the belt correctly.Check the drive belt,gear, and coupling.Replace the DC controlPCB.Check the wiring to theclutch; if normal, replacethe clutch.Download service manual and resetter printer at http://printer1.blogspot.com
