Read Sharp MX-M950 / MX-MM1100 (serv.man42) Service Manual online
MX-M1100 ELECTRICAL SECTION 11 – 7
C3SS2
Paper size detection 2 signal
(Paper feed tray 3)
(Paper feed tray 3)
Paper size detection 2
(Paper feed tray 3)
(Paper feed tray 3)
—
—
18
5
PCU
C3SS3
Paper size detection 3 signal
(Paper feed tray 3)
(Paper feed tray 3)
Paper size detection 3
(Paper feed tray 3)
(Paper feed tray 3)
—
—
18
7
PCU
C3SS4
Paper size detection 4 signal
(Paper feed tray 3)
(Paper feed tray 3)
Paper size detection 4
(Paper feed tray 3)
(Paper feed tray 3)
—
—
18
9
PCU
C4LUD
Paper feed tray upper limit
detection signal (Paper feed tray
4)
detection signal (Paper feed tray
4)
Paper feed tray upper limit
detection (Paper feed tray 4)
detection (Paper feed tray 4)
—
Upper limit
detection
14
6
PCU
C4LUM
Lift-up motor control signal
(Paper feed tray 4)
(Paper feed tray 4)
Lift-up motor control
(Paper feed tray 4)
(Paper feed tray 4)
Stop
Lift-up
14
31
PCU
C4PED
Paper empty detection signal
(Paper feed tray 4)
(Paper feed tray 4)
Paper empty detection
(Paper feed tray 4)
(Paper feed tray 4)
Paper
present
Paper
empty
empty
14
12
PCU
C4PFD
Cassette tray 4 paper pass
detection signal
detection signal
Paper pass detection from the
cassette tray 4
cassette tray 4
Paper pass
—
14
18
PCU
C4PWS
Paper feed tray paper width
detection signal (Paper feed tray
4)
detection signal (Paper feed tray
4)
Multi paper feed tray paper
width detection (Paper feed
tray 4)
width detection (Paper feed
tray 4)
—
—
14
37
PCU
C4SPD
Paper remaining quantity
detection (Paper feed tray 4)
signal
detection (Paper feed tray 4)
signal
Paper remaining quantity
detection (Paper feed tray 4)
signal
detection (Paper feed tray 4)
signal
—
Paper
remaining
quantity
66% or less
18
29
PCU
C4SS1
Paper size detection 1 signal
(Paper feed tray 4)
(Paper feed tray 4)
Paper size detection 1
(Paper feed tray 4)
(Paper feed tray 4)
—
—
18
19
PCU
C4SS2
Paper size detection 2 signal
(Paper feed tray 4)
(Paper feed tray 4)
Paper size detection 2
(Paper feed tray 4)
(Paper feed tray 4)
—
—
18
21
PCU
C4SS3
Paper size detection 3 signal
(Paper feed tray 4)
(Paper feed tray 4)
Paper size detection 3
(Paper feed tray 4)
(Paper feed tray 4)
—
—
18
23
PCU
C4SS4
Paper size detection 4 signal
(Paper feed tray 4)
(Paper feed tray 4)
Paper size detection 4
(Paper feed tray 4)
(Paper feed tray 4)
—
—
18
25
PCU
CCD_FAN_
CTRL
CTRL
CCD cooling fan
ON/OFF
Rotation
Stop
CN9
20
SCNCNT
PWB
CCD_FAN_
CTRL
CTRL
CCD cooling fan
ON/OFF
Rotation
Stop
CN7
20
SCN-
Mother
PWB
CCD_FAN_
LOCK
LOCK
CCD cooling fan
Lock detection
Normal
Lock
detection
CN3
2
SCN-
Mother
PWB
CCD_FAN_
LOCK
LOCK
CCD cooling fan
Lock detection
Normal
Lock
detection
CN9
80
SCNCNT
PWB
CCD_FAN_
LOCK
LOCK
CCD cooling fan
Lock detection
Normal
Lock
detection
CN7
80
SCN-
Mother
PWB
CCD_FAN_
Power
Power
CCD cooling fan
ON/OFF
Stop
Rotation
(24V)
CN3
1
SCN-
Mother
PWB
CCFTrmt
LCD inverter PWB ON/OFF
control
control
OFF
ON
CN1
3
MFP
OPE
OPE
CFMADU1a
MON
MON
Reverse transport cooling fan
lock detection signal
lock detection signal
Reverse transport cooling fan
lock detection
lock detection
Normal
Lock
6
13
PCU
CFMADU1b
MON
MON
Reverse cooling fan lock
detection signal
detection signal
Reverse cooling fan lock
detection
detection
Normal
Lock
6
14
PCU
CFMADU2a
MON
MON
Duplex paper cooling fan 1 lock
detection signal
detection signal
Duplex paper cooling fan 1 lock
detection
detection
Normal
Lock
6
18
PCU
CFMADU2b
MON
MON
Duplex paper cooling fan 2 lock
detection signal
detection signal
Duplex paper cooling fan 2 lock
detection
detection
Normal
Lock
6
20
PCU
CFMCL1MON
Process cooling fan 1 lock
detection signal
detection signal
Process cooling fan 1 lock
detection
detection
Normal
Lock
4
22
PCU
CFMCL2MON
Process cooling fan 2 lock
detection signal
detection signal
Process cooling fan 2 lock
detection
detection
Normal
Lock
7
23
PCU
CFMCL3MON
Process cooling fan 3 lock
detection signal
detection signal
Process cooling fan 3 lock
detection
detection
Normal
Lock
7
31
PCU
CFMCL4MON
Process cooling fan 4 lock
detection signal
detection signal
Process cooling fan 4 lock
detection
detection
Normal
Lock
7
24
PCU
CFMCLMON
Process fan lock detection signal
Process fan lock detection
—
—
4
14
PCU
Not
used
used
CFMDC1MON
Power source cooling fan 1 lock
detection signal
detection signal
Power source cooling fan 1
lock detection
lock detection
Normal
Lock
12
23
PCU
CFMDC2MON
Power source cooling fan 2 lock
detection signal
detection signal
Power source cooling fan 2
lock detection
lock detection
Normal
Lock
12
31
PCU
CFMDC3MON
Power source cooling fan 3 lock
detection signal
detection signal
Power source cooling fan 3
lock detection
lock detection
Normal
Lock
12
24
PCU
CFMDC4MON
Power source cooling fan 4 lock
detection signal
detection signal
Power source cooling fan 4
lock detection
lock detection
—
—
12
32
PCU
Not
used
used
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
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