Canon NP6251 Service Manual page 803

What follow below is a list of signals and abbreviation used in the chapters of the manual and circuit diagrams.
The abbreviations within parentheses represent analog signals, shich cannot be expressed in terms of '1' or '0'.
1. Signals
ACBTP AC BIAS TIMING PULSE command
ACON AC TRANSFORMER DRIVE command
LED2ON BLANK EXPOSURE (0V) command
RDLTP RIGHT DECK LIFTER POSITION signal
C3LMD CASSETTE 3 LIFTER MOTOR DRIVE command
C3LTP CASSETTE 3 LIFTER POSITION signal
C3PD CASSETTE 3 PAPER DETECT signal
C3PL0 CASSETTE 3 PAPER LENGTH signal
C3PL1 CASSETTE 3 PAPER LENGTH signal
C3PUCD CASSETTE 3 PICK-UP ROLLER CLUTCH DRIVE command
C3PURR CASSETTE 3 PICK-UP ROLLER RELEASE SOLENOID DRIVE command
C3PW CASSETTE 3 PAPER WIDTH signal
C3SS CASSETTE 3 SET UP signal
C4LMD CASSETTE 4 LIFTER MOTOR DRIVE command
C4LTP CASSETTE 4 LIFTER POSITION signal
C4PD CASSETTE 4 PAPER DETECT signal
C4PL0 CASSETTE 4 PAPER LENGTH signal
C4PL1 CASSETTE 4 PAPER LENGTH signal
C4PUCD CASSETTE 4 PICK-UP ROLLER CLUTCH DRIVE command
C4PURR CASSETTE 4 PICK-UP ROLLER RELEASE SOLENOID DRIVE command
C4PW CASSETTE 4 PAPER WIDTH signal
C4SS CASSETTE 4 SET UP signal
CBCC COPYBOARD COVER CLOSED signal
CBOP CLEANING BELT OUT PRECAUTION signal
CCNNT CONTROL CARD DETECT signal
CCNTD CONTROL CARD DRIVE command
CL11D VERTICAL PATH ROLLER 3 CLUTCH DRIVE command
CL13D VERTICAL PATH ROLLER 4 CLUTCH DRIVE command
CL15D VERTICAL PATH ROLLER 1 CLUTCH DRIVE command
CL18D VERTICAL PATH ROLLER 0 CLUTCH DRIVE command
DCBC DC BIAS CONTROL signal
DCBTP DC BIAS TIMING PULSE command
DEVCD DEVELOPING CLUTCH DRIVE command
DHRD DRUM HEATER DRIVE command
DPDSD DELIVERY PAPER DEFLECTOR SOLENOID DRIVE command
DSZ1 DOCUMENT SIZE 1 signal
DSZ2 DOCUMENT SIZE 2 signal
DSZ3A DOCUMENT SIZE 3 signal
DSZ3B DOCUMENT SIZE 3 signal
DTEP DEVELOPER TONER signal
EXDPD EXTERNAL DELIVERY PAPER DETECT signal
FCBSD FIXING CLEANING BELT DRIVE SOLENOID DRIVE command
FDOD FRONT DOOR OPEN DETECT signal
FFUCNT FIXING/FEEDER UNIT CONNECT signal
FFULSD FIXING/FEEDER UNIT LOCK SOLENOID DRIVE command
FM2D EXHAUST FAN DRIVE command (HALF SPEED)
FM3D EXHAUST FAN DRIVE command (HALF SPEED)
COPYRIGHT © 1997 CANON INC. CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
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B. SIGNALS AND ABBREVIATIONS
FM7D EXHAUST FAN DRIVE command (HALF SPEED)
FM2D EXHAUST FAN DRIVE command (FULL SPEED)
FM3D EXHAUST FAN DRIVE command (FULL SPEED)
FM5D DEVELOPING UNIT COOLING FAN DRIVE command
FM6D FEEDER FAN DRIVE command
FM7D EXHAUST FAN DRIVE command (FULL SPEED)
FM8D SCANNING LAMP COOLING FAN DRIVE command
FXCJS FIXING ASSEMBLY CLAW JAM signal
FXDEL FIXING UNIT DELIVERY PAPER DETECT signal
FXDSD FIXING UNIT DRIVE SOLENOID command
FXGDSD FIXING ASSEMBLY GUIDE DOWN SOLENOID DRIVE command
FXGUSD FIXING ASSEMBLY GUIDE UP SOLENOID DRIVE command
HTCNT HOLDING TRAY CONNECT signal
HTDSD HOLDING TRAY D-CUT SOLENOID DRIVE command
HTF1CD HOLDING TRAY FEEDER 1 CLUTCH DRIVE command
HTF2CD HOLDING TRAY FEEDER 2 CLUTCH DRIVE command
HTFCNT HOLDING TARY FEEDER UNIT CONNECT signal
HTFWCD HOLDING TRAY FORWARD CLUTCH DRIVE command
HTJSD HOLDING TRAY JOGGING SOLENOID DRIVE command
HTLPD HOLDING TRAY LAST PAPER DETECT HOME POSITION signal
HTPDD HOLDING TRAY PAPER DEFLECTOR SOLENOID DRIVE command
HTRGCD HOLDING TRAY REGISTRATION ROLLER CLUTCH DRIVE command
HTRVCD HOLDING TRAY REVERSE CLUTCH DRIVE command
HTSPCD HOLDING TRAY SEPARATION CLUTCH DRIVE command
HTWSD HOLDING TRAY WEIGHT SOLENOID DRIVE command
HTXHP HOLDING TRAY X HOME POSITION signal
HTYHP HOLDING TRAY Y HOME POSITION signal
HUM1 MACHINE INSIDE HUMIDITY signal 1
HUM2 MACHINE INSIDE HUMIDITY signal 2
HVPCT PRE-TRANSFER CORONA CURRENT CONTROL command
HVSCT SEPARATION CORONA CURRENT CONTROL command
HVTCT TRANSFER CORONA CURRENT CONTROL command
HVTPC PRIMARY CORONA CURRENT CONTROL command
IDPD INSIDE DELIVERY PAPER DETECT signal
LAON SCANNING LAMP DRIVE command
LCDLGHT LCD BACK-LIGHT ON command
LED2CK BLANK EXPOSURE command (CLOCK)
LED2DT BLANK EXPOSURE command (DATA)
LED2LD BLANK EXPOSURE command (DATA LATCH)
LINT CVR PWM signal
LXHP LENS X HOME POSITION signal
LYHP LENS Y HOME POSITION signal
M1H/L MAIN MOTOR SPEED CHANGE command
M2BLK PAPER PICK-UP MOTOR BRAKE command
M2H/L PAPER PICK-UP MOTOR SPEED CHANGE command
M3BRK SCANNER MOTOR BRAKE command
M3F/R SCANNER MOTOR FORWARD command
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