Front Paper Deck Assembly; Outline - Canon NP6251 Service Manual

III. FRONT PAPER DECK ASSEMBLY
A. Outline
The paper deck controls the operation of each load according to the signals from the
DC controller PCB to execute pick-up/feeding operation.
The loads related to pick-up/feeding and lifter are driven by the pick-up motor.
The service person is expected to register the new deck paper size in service mode
whenever the deck size has been changed.
J118B-10 Pick-up vertical path roller 1 drive clutch drive command (CL15D*)
J119A-7 Paper path 1 detection signal (PS33D)
J121A-15 Right deck pick-up roller releasing solenoid drive command (RDPURR*)
J116A-7 Right deck paper detection signa (RDPD)
J116A-4 Right deck lifter position sensor signal (RDLTP)
J116B-13 Right deck upper limit detection signal (RDEL)
J119A-4 Holding tray feeding assembly 1 pick-up detection signal (PS8D)
J121B-5
Left deck outlet paper sensor (LEXTPD*)
J121A-5 Left deck pick-up clutch drive command (LDPUCD*)
J122B-2 Left deck pick-up roller releasing solenoid drive
command (LDPURR*)
J121A-10 Left deck paper detection signal (LDPD)
J121A-7 Left deck liter position sensor signal (LDLTP)
J121B-2 Left deck upper limit detection signal
J119B-9
Left deck lifter motor drive command
J119B-11 Right deck lifter motor drive command (RDLMD)
J116B-2 Paper path 0 detection signal (PS24D)
J116A-2 Right deck pick-up clutch drive command (RDPUCD*)
COPYRIGHT © 1997 CANON INC.
Holding tray feeding
SL5
(LDEL)
PS39
(LDLMD)
M19
Figure 5-301
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 5 PICK-UP/FEEDING SYSTEM
Pick-up motor
M2
PS8
CL16
PS49
Copy paper
M18
Left lifter
CL15
PS33
Feeding
roller
CL14
SL4
PS24
Separation
roller
Pick-up roller
Right lifter
5-13