Sharp MX-C250 Service Manual page 289

Signal Name Description
HV-PWB DAC Setting Clock Sig-
HV_DAC_CLK
nal
HV-PWB DAC Setting Serial Data
HV_DAC_DT
Signal
HV_DAC_LD HV-PWB DAC Setting Load Signal
HV_REM HV Remote Control
LSUFM_LD Detect LSU FAN Lock
LSUFM_V LSU FAN Control
MC_ERR Detect MC Error
MHPS Detect Scanner Home Position
Scanner Mirror Stepper Motor
MIM_A
Control Phase A
Scanner Mirror Stepper Motor
MIM_B
Control Phase B
Scanner Mirror Stepper Motor
MIM_XA
Control Phase XA
Scanner Mirror Stepper Motor
MIM_XB
Control Phase XB
MPED Detect Paper Manual bypass
MPFC Manual feed Clutch Control
Ozone exhaust FAN Speed Con-
OZFM_CNTPWM
trol
OZFM1_LD Detect Ozone exhaust FAN Lock
OZFM1_V Ozone exhaust FAN Control
Detect Process Control Light vol-
PCS_F
ume
Process Control Shutter Solenoid
PCSS
Control
Delivery clutch normal rotation
POC
Control
POD1 Detect After-fixing paper
PORC Delivery clutch reversal Control
PPD2 Detect Regist transport
Power Supply Cooling FAN Speed
PSFM_CNT
Control
Detect Power Supply Cooling FAN
PSFM_LD
Lock
Power Supply Cooling FAN Drive
PSFM_V
Control
REGS_F Detect Front Regist Light volume
Front Regist LED Light volume
REGS_F_LED
Control
REGS_R Detect Rear Regist Light volume
Rear Regist LED Light volume
REGS_R_LED
Control
RRC Resist Roller Clutch Control
RSPDET Detect Scanner RSPF Unit
SCU_SCOV Detect SPF Cover Open/Close
SCU_SPED Detect SPF Nothing Manuscript
SCU_SPPD1 Detect paper pass
SCU_SPPD2 Detects paper jam
SCU_SPUS SPF Feed roller Clutch Control
SCU_SRVC SPF Delivery roller Clutch Control
SPDET Detect Scanner SSPF Unit
Scanner xSPF Stepper Motor
SPFM_A
Control Phase A
Scanner xSPF Stepper Motor
SPFM_B
Control Phase B
Scanner xSPF Stepper Motor
SPFM_XA
Control Phase XA
Scanner xSPF Stepper Motor
SPFM_XB
Control Phase XB
TCS_C Detect Cyan Toner Concentration
TCS_K Detect Black Toner Concentration
Connector Level
L H
(Clock)
(Serial Data)
Load
Remote On
Detect:Lock
FAN Power
On(24V)
Error
Detect:Home
Position
phase /A OFF phase /A ON
phase /B OFF phase /B ON
phase /A OFF phase /A ON
phase /B OFF phase /B ON
Detect: Paper
exists
Clutch On
(PWM)
Detect:Lock
FAN Power
On(24V)
(Analog)
Solenoid On
Clutch On
Detect:On
Paper
Clutch On
Detect:Non
Paper
(PWM)
Detect:Lock
FAN Power
On(24V)
(Analog)
(Analog)
(Analog)
(Analog)
Clutch On
Detect:RSPF
Unit
Open Close
Detect:Nothing
Detect:Paper
Detect:Paper
Clutch On
Clutch On
Detect:SSPF
Unit
phase /A OFF phase /A ON
phase /B OFF phase /B ON
phase /A OFF phase /A ON
phase /B OFF phase /B ON
(Analog)
(Analog)
MX-C250 ELECTRICAL SECTION 12 – 14
Connec- Pin PWB
tor number
number
CN29 6 MFPC
CN29 5 MFPC
CN29 7 MFPC
CN29 8 MFPC
CN36 19 MFPC
CN36 17 MFPC
CN29 9 MFPC
CN18 7 MFPC
CN18 1 MFPC
CN18 3 MFPC
CN18 2 MFPC
CN18 4 MFPC
CN31 5 MFPC
CN34 2 MFPC
CN39 7 MFPC
CN39 5 MFPC
CN39 3 MFPC
CN35 1 MFPC
CN35 10 MFPC
CN38 2 MFPC
CN21 5 MFPC
CN38 4 MFPC
CN34 11 MFPC
CN29 18 MFPC
CN29 17 MFPC
CN29 16 MFPC
CN35 2 MFPC
CN35 3 MFPC
CN35 6 MFPC
CN35 7 MFPC
CN34 4 MFPC
CN19 19 MFPC
CN19 14 MFPC
CN19 2 MFPC
CN19 8 MFPC
CN19 21 MFPC
CN19 7 MFPC
CN19 3 MFPC
CN19 17 MFPC
CN19 9 MFPC
CN19 11 MFPC
CN19 13 MFPC
CN19 15 MFPC
CN32 A2 MFPC
CN32 A8 MFPC
NOTE
HV-PWB I/F
HV-PWB I/F
HV-PWB I/F
HV-PWB I/F
LSUFM
LSUFM
HV-PWB I/F
Scanner Unit MHPS
Scanner Unit MIM
Scanner Unit MIM
Scanner Unit MIM
Scanner Unit MIM
Manual bypass Unit:MPED
MPFC
OZFM1
OZFM1
OZFM1
PCS_F
PCSS
POC
Delivery Unit:POD1
PORC
PPD2
PSFM
PSFM
PSFM
REGS_F
REGS_F_LED
REGS_R
REGS_R_LED
RRC
Scanner SSPF/RSPF Unit
Scanner RSPF Unit:SCOV
Scanner SSPF/RSPF Unit
SPED
Scanner SSPF/RSPF
Unit:SPPD1
Scanner RSPF Unit:SPPD2
Scanner SSPF/RSPF
Unit:SPUS
Scanner SSPF/RSPF Unit
SRVC
Scanner SSPF/RSPF Unit
Scanner SSPF/RSPF
Unit:xSPF Motor
Scanner SSPF/RSPF
Unit:xSPF Motor
Scanner SSPF/RSPF
Unit:xSPF Motor
Scanner SSPF/RSPF
Unit:xSPF Motor
DV Unit
DV Unit