Service manual

AL-2051 ELECTRICAL SECTION 12 - 4
3. Signal name list
Signal name Name Function/Operation Section
(ADCLK) AFE AFE control signal Scanner unit section
(AFE_DB0) AFE Image scan data Scanner unit section
(AFE_DB1) AFE Image scan data Scanner unit section
(AFE_DB2) AFE Image scan data Scanner unit section
(AFE_DB3) AFE Image scan data Scanner unit section
(AFE_DB4) AFE Image scan data Scanner unit section
(AFE_DB5) AFE Image scan data Scanner unit section
(AFE_DB6) AFE Image scan data Scanner unit section
(AFE_DB7) AFE Image scan data Scanner unit section
(AFE_SCK) AFE AFE control signal Scanner unit section
(AFE_SDI) AFE AFE serial data Scanner unit section
(AFE_SEN) AFE AFE control signal Scanner unit section
/BIAS HV bias signal HV bias drive Process section
(BSAMP) AFE AFE control signal Scanner unit section
BZR Buzzer signal Buzzer Operation section
CCD_PHI1 CCD CCD control signal Scanner unit section
CCD_PHI2 CCD CCD control signal Scanner unit section
CCD-CP CCD CCD control signal Scanner unit section
CCD-RS CCD CCD control signal Scanner unit section
CCD-TG CCD CCD control signal Scanner unit section
CED1 Machine cassette detection Paper transport section
/CPFS1 1st CS pickup solenoid Paper transport section
/DMT_0 DUP motor DUP motor phase control Duplex drive section
/DMT_1 DUP motor DUP motor phase control Duplex drive section
/DMT_2 DUP motor DUP motor phase control Duplex drive section
/DMT_3 DUP motor DUP motor phase control Duplex drive section
DRST Drum reset detection CRU initial detection Operation section
DVSEL Developing tank detection Developing section
FANLK Fusing fan Fan lock detection signal Optical section
FW Low voltage power Zero cross detection Power section
/GRIDL HV grid signal Main charger grid control Process section
HLOUT Heater lamp Heater lamp control Power section
KEYIN Key scan input Key detection control Operation section
KEYIN1# Key scan input Key detection control Operation section
KEYIN2# Key scan input Key detection control Operation section
KEYSC1 Key scan output Key scan output Operation section
KEYSC2 Key scan output Key scan output Operation section
KEYSC3 Key scan output Key scan output Operation section
LCDCON LCD control signal Signal for LCD Operation section
LCDDB4 LCD data signal Signal for LCD Operation section
LCDDB5 LCD data signal Signal for LCD Operation section
LCDDB6 LCD data signal Signal for LCD Operation section
LCDDB7 LCD data signal Signal for LCD Operation section
LCDE LCD control signal Signal for LCD Operation section
LCDRS LCD control signal Signal for LCD Operation section
/LDEN Laser Laser circuit control signal LSU
LEDPOD POD sensor power Paper exit section
LEDPPD1 PPD sensor power Paper transport section
LEDPPD2 PPD2 sensor power Fusing section
LEDSCOD SCOD sensor power RSPF section
LEDSPID SPID sensor power RSPF section
LEDSPPD SPPD sensor power RSPF section
LEDSRJD SRJD sensor power RSPF section
/MC HV MC signal Main charger control Process section
MHPS MHPS sensor Carriage HP detection Optical section
/MMCLK Main motor Clock signal to the polygon motor Main drive section
/MMD Main motor Polygon motor drive signal Main drive section
MMLD Main motor Polygon motor ON/OFF detection signal Main drive section
/MPFS Multi bypass solenoid Optical section
nCNCT_NB Network Board Connect signal Network section
nPOF_NB Network Board Power Off signal Network section
nWAKEUP Network Board WAKE UP signal Network section
ONL Online LED Operation section