COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001
2-78
CHAPTER 2 OPERATION OVERVIEW
7.1.5 Paper trailing edge detection control
The trailing edge of the paper is detected by the inlet path sensor (S1). The sensor consists
of a light-emitting cell and a light-receiving cell. The light from the light-emitting cell is re-
fracted by a prism and returned to the light-receiving cell. As paper passes the sensor, light
from the light-emitting cell does not reach the light-receiving cell, so the finisher controller
PCB judges that paper is present.
With paper that is highly transparent, such as OHP film, light from the light-emitting cell
reaches the light-receiving cell even while the paper is passing the sensor and the sensor
cannot judge that paper is present. Therefore, even if punching mode has been selected on
the control panel, paper that is highly transparent will not be punched.
The voltage level of the light-receiving cell may be reduced by paper dust becoming at-
tached to the cell. However, even at a reduced level, the light emission is sufficient for paper
detection.
7.1.6 Punch Waste Feed Control
Punch waste is fed by rotation of the punch screw, which is powered by the punch waste
feed motor (M16). The punch waste feed sensor (PI27) monitors the rotation of the punch
screw. Feed timing is from when the registration signal for the first punched sheet is sent
from the copier, until delivery of the last punched sheet. The encoder for the punch waste
feed sensor (PI27) rotates while the punch waste feed motor (M16) is running. If there is no
change in the status of the sensor within a fixed time period, while the motor is rotating, the
finisher controller PCB assumes faulty punch waste feeding and displays an error code
(E595) on the copier's control panel.
Содержание SADDLE FINISHER K3
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Страница 454: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 44 Folder Driver PCB 2 2 ...
Страница 456: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 46 Inserter Driver PCB 2 4 ...
Страница 457: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 47 Inserter Driver PCB 3 4 ...
Страница 458: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 48 Inserter Driver PCB 4 4 ...
Страница 460: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 50 Punch Driver PCB 2 3 ...
Страница 461: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 51 Punch Driver PCB 3 3 ...
Страница 462: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 52 11 STAPLER DRIVER PCB ...
Страница 463: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 53 12 FUSE PCB ...
Страница 464: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON SADDLE FINISHER K3 K4 REV 0 MAR 2001 A 54 13 SWITCH PCB ...
Страница 469: ...PRINTEDINU S A 0000DI0 00 0 This publication is printed on 100 recycled paper ...