Signal Name List - Sharp MX-M550U Service Manual

4. Signal name list

Signal name Name
/MIMA Scanner motor control signal
(Phase /A)
/MIMB Scanner motor control signal
(Phase /B)
/SLUMB DDSPF paper feed tray lift-up
motor control signal
(Phase /B)
/SLUMA DSPF paper feed tray lift-up
motor control signal
(Phase /A)
/SPFMA DSPF motor control signal
(Phase /A)
/SPFMB DSPF motor control signal
(Phase /B)
/VIDEO Image data signal
38VMON 38V monitor signal
ACMON AC waveform monitor signal
ADD_CCD1 CCD serial data area
identification number (CCD)
ADD_CCD2 CIS serial data area
identification number (CIS)
ADM1A Duplex (ADU) motor 1
(Upstream side) control signal
(Phase A)
ADM1B Duplex (ADU) motor 1
(Upstream side) control signal
(Phase B)
ADM1XA Duplex (ADU) motor 1
(Upstream side) control signal
(Phase /A)
ADM1XB Duplex (ADU) motor 1
(Upstream side) control signal
(Phase /B)
ADM2A Duplex (ADU) motor 2
(Downstream side) control
signal (Phase A)
ADM2B Duplex (ADU) motor 2
(Downstream side) control
signal (Phase B)
ADM2XA Duplex (ADU) motor 2
(Downstream side) control
signal (Phase /A)
ADM2XB Duplex (ADU) motor 2
(Downstream side) control
signal (Phase /B)
AINPD Duplex (ADU) paper entry
detection signal
APPD1 Duplex (ADU) paper pass
detection signal 1
APPD2 Duplex (ADU) paper pass
detection signal 2
AUD Auditor installation detection
signal
BUP-PRout Power save mode relay signal
BZR Buzzer signal
CA Clear all (Auditor) signal
CCDFAN CCD fan motor control signal
CCFT Backlight control signal
CFM-DC1 Cooling fan motor control
signal (Power source)
CFM-DC2 Cooling fan motor control
signal (Power source)
CFM-DV Cooling fan motor control
signal (Developing)
CFM-R1 Cooling fan motor control
signal (LSU/Process section)
CFM-R2 Cooling fan motor control
signal (LSU/Process section)
Function/Operation
Scanner motor control (Phase /A)
Scanner motor control (Phase /B)
DSPF paper feed tray lift-up motor
control (Phase /B)
DSPF paper feed tray lift-up motor
control (Phase /A)
DSPF motor control (Phase /A)
DSPF motor control (Phase /B)
Image signal to LSU (PCU output)
Detection of 38V for interlock
SUB power source AC wave high
value monitor (For heater lamp ON
control) (Phase control)
Identification of address data and
image data area in CCD serial data
Identification of address data and
image data area in CIS serial data
Duplex (ADU) motor 1 (Upstream)
control (Phase A)
Duplex (ADU) motor 1 (Upstream)
control (Phase B)
Duplex (ADU) motor 1 (Upstream)
control (Phase /A)
Duplex (ADU) motor 1 (Upstream)
control (Phase /B)
Duplex (ADU) motor 2 (Upstream)
control (Phase A)
Duplex (ADU) motor 2 (Upstream)
control (Phase B)
Duplex (ADU) motor 2 (Upstream)
control (Phase /A)
Duplex (ADU) motor 2 (Upstream)
control (Phase /B)
Duplex (ADU) paper entry
detection, detection of paper exit to
finisher
Duplex (ADU) upstream paper
pass detection
Duplex (ADU) midstream paper
pass detection
Auditor installation detection
Selection of power save mode and
normal power mode
Key touch sound buzzer signal
Clear all (Auditor)
CCD fan motor control
Backlight control
Power cooling fan motor control
Power cooling fan motor control
Developing cooling fan motor
control
Cooling fan motor control
(LSU, process section)
Cooling fan motor control
(LSU, process section)
MX-M700N ELECTRICAL SECTION 11 – 18
Connector level Connector
"L" "H"
— —
— —
— —
— —
— —
— —
— —
OFF ON
— —
— —
— —
— —
— —
— —
— —
— —
— —
— —
— —
Paper pass —
Paper pass —
Paper pass —
Counter
available
Relay OFF Relay ON
Ring
Clear
ON
ON
Max. force Stop
of wind
Max. force Stop
of wind
Max. force Stop
of wind
Max. force Stop
of wind
Max. force Stop
of wind
Pin PWB
Remark
No. No. name
7 3 SCN
7 4 SCN
11 2 SCN
11 1 SCN
12 11 SCN
12 15 SCN
22 23 PCU
19 14 PCU
1 3 PCU
1 66 SCN
10 13 SCN
10 9 PCU
10 11 PCU
10 10 PCU
10 12 PCU
10 13 PCU
10 15 PCU
10 14 PCU
10 16 PCU
7 28 PCU
7 24 PCU
7 26 PCU
5 5 SCN
19 9 PCU
1 86 SCN
5 3 SCN
1 17 SCN Not used.
1 94 SCN
19 3 PCU
19 4 PCU
7 3 PCU
21 3 PCU
21 4 PCU