IV. MULTIFEEDERA. Pick-Up OperationThe presence/absence of paper in the multifeeder is detected by the multifeederpaper sensor (PS22).When the multifeeder is selected as the source of paper and the Copy Start key ispressed with paper in the multifeeder, the multifeeder pick-up clutch (CL7) andmultifeeder pick-up relay solenoid (SL15) turn on to rotate the pick-up roller, feedingroller, separation roller, and holding roller.Then, the multifeeder solenoid (SL10) turns on in pick-up direction to lower the rotat-ing pick-up roller to the copy paper, moving the topmost sheet of paper into the machine.Each time a single sheet of paper has been picked up, the multifeeder pick-up rollersolenoid (SL10) turns on in release direction to move the pick-up roller away from thecopy paper; then, the multifeeder pick-up relay solenoid (SL15) turns off to move thepaper with the registration roller and the holding roller.Figure 5-401DC controller PCBM2CL7SL15SL10Copy paperTrayMultifeederpick-upsolenoidPick-up rollerFeeding rollerHoldingrollerTo registrationrollerSeparation roller PS22J115-B13Multifeeder pick-up solenoid drive command(release direction; SL10BD)J115-B12Multifeeder pick-up solenoid drive command(pick-up direction; SL10FD)J115-B10Multifeeder pick-up relay solenoid drivecommand (MFRLSD)J115-B2J115-B7Multifeeder paper detection signal (MFS)Multifeeder pick-up clutch drivecommand (MFPCD)Pick-upmotorCHAPTER 5 PICK-UP/FEEDING SYSTEM5-20 COPYRIGHT © 1997 CANON INC. CANON NP6560/NP6360/NP6260 REV. 0 NOV. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
