Canon STAPLER SORTER-L1/MS-C1 Service Manual page 54

CHAPTER 2 OPERATIONS AND TIMING
b. Controlling the stapler motor ON/OFF
Staple motor ON/OFF and rotating direction are controlled by combinations of the 2 signals as
follows:
1.Stapler motor forward signal
(SPMCW*)
2.Stapler motor reversal signal
(SPMCCW*)
Staple motor rotating
direction
c. Stapler motor overcurrent protection
After the staple motor starts rotating, the current detection circuit unit detects the current
flowing to the stapler motor constantly.
When overcurrent is detected, the current detection circuit sends signals to Q10 to control the
drive of the stapler motor.
2-30
COPYRIGHT © 1998 CANON INC. CANON STAPLER SOTRER-L1 MS-C1 REV.0 NOV. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Forward
Reversal
Stop
Table 2-401
SPMCW*
1
0
1
SPMCCW*
0
1
1