A–2
B. SIGNALS AND ABBREVIATIONS
1. Signals
A/A*
HORIZONTAL REGISTRATION / DELIVERY/ DUPLEX MOTOR PHASE A
ACBIAS
DEVELOPING AC BIAS VOLTAGE DETECTION signal
AE
AE SENSOR OUTPUT signal AE
AEREF
AE SENSOR REFERENCE signal AE
ATTH
AMBIENT TEMPERATURE THERMISTOR signal
B/B*
HORIZONTAL REGISTRATION / DELIVERY/ DUPLEX MOTOR PHASE B
BIASS
DEVELOPING DC BIAS VOLTAGE DETECTION signal
BPWM
DEVELOPING BIAS DRIVE command
BSHP
BLANKING SHUTTER HOME POSITION signal
BSSLD
BLANKING SHUTTER SOLENOID DRIVE command
C2SZ1
CASSETTE2 SIZE 1 signal
C2SZ2
CASSETTE2 SIZE 2 signal
C2SZ3
CASSETTE2 SIZE 3 signal
C2SZ4
CASSETTE2 SIZE 4 signal
C3PD
CASSETTE3 PAPER DETECTION signal
C3PUCLD
CASSETTE3 PICK-UP CLUTCH DRIVE command
C3SZ1
CASSETTE3 SIZE DETECTION1 signal
C3SZ2
CASSETTE3 SIZE DETECTION2 signal
C3SZ3
CASSETTE3 SIZE DETECTION3 signal
C3SZ4
CASSETTE3 SIZE DETECTION4 signal
C3VPD
CASSETTE3 VERTICAL PATH PAPER DETECTION signal
C4PD/C5PD
CASSETTE4/5 PAPER DETECTION 1 signal
C4PUCLD/C5PUCLD
CASSETTE4/5 PICK-UP CLUTCH DRIVE command
C4SZ1/C5SZ1
CASSETTE4/5 SIZE DETECTION 1 signal
C4SZ2/C5SZ2
CASSETTE4/5 SIZE DETECTION 2 signal
C4SZ3/C5SZ3
CASSETTE4/5 SIZE DETECTION 3 signal
C4SZ4/C5SZ4
CASSETTE4/5 SIZE DETECTION 4 signal
C4VPD
CASSETTE4 VERTICAL PAPER DETECTION 1 signal
C5VPD
CASSETTE5 VERTICAL PAPER DETECTION 1 signal
CCD
CONTROL CARD DRIVE command
CCDT
CONTROL CARD DETECTION signal
CDC
COPY DENSITY CORRECTION signal
CHSLD
CHANGE SOLENOID DRIVE command
CL1D
DECK PICK-UP ROLLER CLUTCH DRIVE command
CL2D
DECK VERTICAL PATH ROLLER CLUTCH DRIVE command
CL3D
VERTICAL PATH ROLLER 3 CLUTCH DRIVE command
CL4D
DECK LIFTER CLUTCH DRIVE command
CL5D
CASSETTE2 PICK-UP CLUTCH DRIVE command
CL6D
DUPLE XING UNIT HORIZONTAL REGISTRATION ROLLER CLUTCH DRIVE command
CL7D
VERTICAL PATH ROLLER CLUTCH DRIVE command
CMA/CMA*
CASSETTE UNIT MOTOR PULSE command A/A*
CMB/CMB*
CASSETTE UNIT MOTOR PULSE command B/B*
COMA
HORIZONTAL REGISTRATION / DELIVERY/ DUPLEX MOTOR COMMON A signal
COMB
HORIZONTAL REGISTRATION / DELIVERY/ DUPLEX MOTOR COMMON B signal
CPD1
CASSETTE PAPER1 DETECTION signal
CPD2
CASSETTE PAPER2 DETECTION signal
CRDOP
CASSETTE RIGHT DOOR OPEN DETECTION signal
CS
CASSETTE SIZE DETECTION command
CS2
CASSETTE SIZE DETECTION2 command
CS3
CASSETTE SIZE DETECTION3 command
CS4
CASSETTE SIZE DETECTION4 command
CS4PD
CASSETTE4 PAPER DETECTION signal
CSZ1
CASSETTE SIZE signal 1
CSZ2
CASSETTE SIZE signal 2
CSZ3
CASSETTE SIZE signal 3
CSZ4
CASSETTE SIZE signal 4
CVOP
CCPYBOARD COVER OPEN signal
DEL
DECK LIFTER LIMIT signal
DEOP
DECK OPEN signal
DEPRL
DECK PICK-UP ROLLER RELEASE SOLENOID DRIVE command
DLD
DECK LIFTER POSITION DETECTION signal
DPD
DELIVERY DETECTION signal
DUEX
DUPLEX PAPER EXIT DETECTION signal
DUIN
DUPLEX PAPER INLET DETECTION saignal
DUPD
DUPLEXING UNIT PRE-REGISTRATION PAPER DETECTION signal
DURG
DUPLEX REGISTRATION PAPER DETECTION signal
DVRPD
DECK VERTICAL ROLLER PAPER DETECTION signal
EHTRL
EARTH RL DRIVE command RL2
FDFD
FEEDING FAN DRIVE signal
FFA/FFA*
FUSER FILM MOTOR PULSE command A/A*
FFB/FFB*
FUSER FILM MOTOR PULSE command B/B*
FFCB/FFCA
FUSER FILM MOTOR VOLTAGE command A/B
FFD
FIXING FILM POSITION signal
FLHTOFF
FLUORESCENT LAMP HEATER OFF command
FLON
FLUORESCENT LAMP ON command
FLPRHT
FLUORESCENT LAMP PRE-HEAT command
FLS
FLUORESCENT LAMP INTENSITY signal
FLTH
FLUORESCENT LAMP THERMISTOR signal
FLTHON
FLUORESCENT LAMP HEATER ON command
FMD
FUSER FILM MOTOR DRIVE command
HEFD
HEATER EXHAUST FAN DRIVE command
HTON
HEATER ON DETECTION signal
HTRD
HEATER DRIVE command
JCTL
DISCHARGE BIAS DRIVE command
JLVCTL
DISCHARGE BIAS CHARGE command
LHP
LENS HOME POSITION DETECTION signal
LID
LIGHT INTENSITY signal
LNSA/LNSA*
LENS MOTOR PULSE command A/A*
LNSB/LNSB*
LENS MOTOR PULSE command B/B*
LNSCA
LENS MOTOR DRIVE command A
LNSCB
LENS MOTOR DRIVE command B
LOCK
PEDESTAL MOTOR ERROR signal
MFPD
MULTIFEEDER PAPER DETECTION signal
MFPUCLD
MULTIFEEDER PICK-UP CLUTCH DRIVE command
MFPWD
MULTIFEEDER PAPER WIDTH DETECTION signal
MFSLD
MULTIFEEDER SOLENOID DRIVE command
MLOCK
MAIN MOTOR SPEED STATUS signal
MMD
MAIN MOTOR DRIVE signal
MMCLK
MAIN MOTOR CLOCK signal
MPWN
MAIN PULSE command
PCLSLD
PRIMARY CORONA ROLLER CLEANING SOLENOID command
PCTRLS
PRIMARY CORONA DETECT PULSE command
PCURS
PRIMARY CORONA CURRENT BUFFER signal
PDCS
PRIMARY CORONA DETECT command
PEDMD
PEDESTAL MOTOR DRIVE command
PEXD
PRE-EXPOSURE LAMP LIT command
PUCLD1
CASSETTE1 PICK-UP CLUTCH DRIVE command
Summary of Contents for NP6621
Page 4: ...ii ...
Page 8: ...vi ...
Page 48: ...3 2 IMAGE FAULTS ...
Page 49: ...3 3 IMAGE FAULTS NOT USED ...
Page 50: ...3 4 IMAGE FAULTS B Image Fault Samples not available ...
Page 80: ...4 16 TROUBLESHOOTING MALFUNCTIONS ...
Page 134: ...A 4 APPENDIX ...
Page 135: ...A 5 APPENDIX C GENERAL CIRCUIT DIAGRAM not available ...
Page 136: ...A 6 APPENDIX ...
Page 144: ...A 14 APPENDIX ...