Canon PC720 Service Manual - Page 170

B. SIGNALS AND ABBREVIATIONS 1.Signals ACBIAS AE AEREF BIASS CPD DCBPWM DPD DVACON DVDCON FFD FL ON FLEXP FLPRHT HTNG HTRD LHP LNSLD MFSLD MLOCK MMCLK MMD PACON PDCPWM PUSLD RGSLD RPD SBLP SC-A SC-A` SC-B SC-B` SC-COMA SC-COMB SCHP SPD TFDBCK TFWDRV TFWON TFWS TH1 TH2 TREVON AC BIAS OSCILLATION signal AE SENSOR OUTPUT signal AE SENSOR REFERENCE signal DEVELOPING DC BIAS VOLTAGE DETECTION signal CASSETTE PAPER DETECTION signal DC BIAS CONTROL signal DELIVERY PAPER DETECTION signal DEVELOPING AC BIAS ON signal DEVELOPING DC BIAS ON signal FIXING FILM POSITION signal FLUORESCENT LAMP ON command SCANNING LAMP INTENSITY signal PRE-HEAT VOLTAGE CONTROL signal FUSER HEATER NG signal HEATER DRIVE command LENS HOME POSITION signal LENS SOLENOID DRIVE command MULTIFEEDER PICK-UP SOLENOID DRIVE command MAIN MOTOR LOCK signal MAIN MOTOR CLOCK signal MAIN MOTOR DRIVE command PRIMARY DC BIAS ON signal PRIMARY DC BIAS CONTROL signal PICK-UP CLUTCH SOLENOID DRIVE command REGISTRATION CLUTCH SOLENOID DRIVE command REGISTRATION PAPER DETECTION signal SIDE BLANK EXPOSURE LAMP ON signal SCANNER MOTOR PULSE command A SCANNER MOTOR PULSE command A* SCANNER MOTOR PULSE command B SCANNER MOTOR PULSE command B* SCANNER MOTOR DRIVE command A SCANNER MOTOR DRIVE command B SCANNER HOME POSITION signal SINGLEFEEDER PAPER DETECTION signal TRANSFER VOLTAGE MONITOR signal TRANSFER DC BIAS CONTROL signal TRANSFER DC BIAS ON signal TRANSFER CURRENT DETECTION signal FIXING MAIN THERMISTOR signal FIXING SUB THERMISTOR signal TRANSFER POSITIVE BIAS ON signal A - 2 2. Abbreviations INTR INITIAL ROTATION LSTR LAST ROTATION CBFW COPY BOARD FORWARD CBRV COPY BOARD REVERSE STBY STANDBY COPYRIGHT © 1994 CANON INC. CANON PC72017401750I170 REV.O AUG.1994 PRINTED IN JAPAN pMPRIME AU JAPON)