Canon DADF-J1 Service Manual page 242

2 Signals and Abbreviations
The following is a list of signals and its abbreviations used in this chapter and circuit dia-
grams.
The abbreviations in parentheses are electrical signals but are analog, which cannot be ex-
pressed in terms of '1' or '0'. Others are digital signals, which can be expressed in terms of '1'
and '0'.
BTCLK
B-Vref
CLD*
CW/CCW
DTLED
DTS
DTSAJ
EJCLK
EJJAM
EJMD*
LAS
LASAJ
LCVF
LCVR
M1OA
M1OA*
M1OB
M1OB*
M3OA
M3OA*
M3OB
M3OB*
MFRGS
MFRGSAJ
MFST
MO1
MO2
PKH1
PKH2
PKHP
REF-CLK
RFOP
RGAS
RGASAJ
RGBS
RGBSAJ
COPYRIGHT© 2001 CANON INC.
Belt Motor Clock Detection signal
Belt Motor Rotation Torque signal
Clutch Drive command
Rotation Direction signal
Original Set LED Drive command
Original Detection signal
Original Detection Reference signal
Delivery Motor Clock Detection signal
Original Delivery Detection signal
Delivery Motor Drive command
Pre-Last Original Paper Detection signal
Pre-Last Original Paper Detection Reference signal
Left Cover Front Open/Closed Detection signal
Left Cover Rear Open/Closed Detection signal
Reversal Motor Drive command
Reversal Motor Drive command
Reversal Motor Drive command
Reversal Motor Drive command
Pick-Up Motor Drive command
Pick-Up Motor Drive command
Pick-Up Motor Drive command
Pick-Up Motor Drive command
Manual Feeder Registration Roller Original Detection signal
Manual Feeder Registration Roller Original Detection Reference signal
Manual Feeder Original Set Detection signal
Belt Motor Drive command
Belt Motor Drive command
Pick-Up Roller Height Detection signal 1
Pick-Up Roller Height Detecting signal 2
Pick-Up Roller Home Position Detection signal
Belt Motor Phase Control command
ADF Open/Closed Detection signal
Registration Rear Original Edge Detecting signal
Registration Roller Rear Original Edge Detection Reference signal
Registration Roller Front Original Edge Detection signal
Registration Roller Front Original Edge Detection Reference signal
2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR. 2001
APPENDIX
A-9