Read Sharp MX-M950 / MX-MM1100 (serv.man42) Service Manual online
MX-M1100 ELECTRICAL SECTION 11 – 15
SCK_LSU
Serial communication clock
signal
signal
Communication clock signal
with the LSU PWB
with the LSU PWB
—
—
5
9
PCU
SCOV_IN
SCOV (Photo interrupter)
DSPF upper door open/close
detection
detection
Open
Close
CN7
24
DSPFcnt
PWB
SENSE
Key matrix signal
Detects the key in the matrix
which was pressed with the
input signal and the output
signal.
which was pressed with the
input signal and the output
signal.
—
—
CN3
14,
16,
18,
20,
16,
18,
20,
22
MFP
OPE
OPE
SLCOV_IN
SLCOV (Lever SW)
DSPF lower door open/close
detection
detection
Open
Close
CN7
8
DSPFcnt
PWB
SLUM_/A
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN10
19
DSPF-
Driver
PWB
SLUM_/B
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN10
23
DSPF-
Driver
PWB
SLUM_A
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN10
17
DSPF-
Driver
PWB
SLUM_A#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
8
DSPFcnt
PWB
SLUM_A#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
8
DSPF-
Driver
PWB
SLUM_B
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN10
21
DSPF-
Driver
PWB
SLUM_B#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
9
DSPFcnt
PWB
SLUM_B#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
9
DSPF-
Driver
PWB
SLUM_XA#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
10
DSPFcnt
PWB
SLUM_XA#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
10
DSPF-
Driver
PWB
SLUM_XB#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
11
DSPFcnt
PWB
SLUM_XB#
SLUM (Stepping motor)
Lift-up motor drive signal
—
—
CN1
11
DSPF-
Driver
PWB
SOCD_IN
SOCD (Photo interrupter)
DSPF open/close detection
Close
Open
CN7
9
DSPFcnt
PWB
SPED
SPED (Photo interrupter)
DSPF document set/empty
detection
detection
Document
present
Document
empty
CN5
17
DSPF-
Driver
PWB
SPED_IN
SPED (Photo interrupter)
DSPF document set/empty
detection
detection
Document
present
Document
empty
CN1
16
DSPFcnt
PWB
SPED_IN
SPED (Photo interrupter)
DSPF document set/empty
detection
detection
Document
present
Document
empty
CN1
16
DSPF-
Driver
PWB
SPFFAN1#
SPF fan motor
SPF fan motor drive signal
Rotation
Stop
CN1
12
DSPFcnt
PWB
SPFFAN1#
SPF fan motor
SPF fan motor drive signal
Rotation
Stop
CN1
12
DSPF-
Driver
PWB
SPFFAN1_
LOCK
LOCK
SPF fan motor
Lock detection signal
Normal
Lock
detection
CN9
13
DSPF-
Driver
PWB
SPFFAN1_
LOCK_IN
LOCK_IN
SPF fan motor
Lock detection signal
Normal
Lock
detection
CN1
13
DSPFcnt
PWB
SPFFAN1_
LOCK_IN
LOCK_IN
SPF fan motor
Lock detection signal
Normal
Lock
detection
CN1
13
DSPF-
Driver
PWB
SPFFAN1_
POWER
POWER
SPF fan motor
SPF fan motor power source
Stop
Rotation(24
V)
CN9
11
DSPF-
Driver
PWB
SPFM_/A
SPFM (Stepping motor)
Transport motor drive signal
—
—
CN9
18
DSPF-
Driver
PWB
SPFM_/B
SPFM (Stepping motor)
Transport motor drive signal
—
—
CN9
19
DSPF-
Driver
PWB
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
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