Read Sharp MX-M850 (serv.man41) Service Manual online
MX-M1100 ELECTRICAL SECTION 11 – 25
+24V_A_SPSM
SPSM (Stepping motor)
PC motor power source
—
—
CN9
12
DSPF-
Driver
PWB
+24V7_A_SLUM
SLUM (Stepping motor)
Lift-up motor power source
—
—
CN10
15
DSPF-
Driver
PWB
+24V7_A_SLUM
SLUM (Stepping motor)
Lift-up motor power source
—
—
CN10
13
DSPF-
Driver
PWB
+24V7_A_
SPOM
SPOM
SPOM (Stepping motor)
Paper exit motor power source
—
—
CN10
20
DSPF-
Driver
PWB
+24V7_A_
SPOM
SPOM
SPOM (Stepping motor)
Paper exit motor power source
—
—
CN10
18
DSPF-
Driver
PWB
+24V7_A_
SPUM
SPUM
SPUM (Stepping motor)
Paper feed motor power source
—
—
CN10
12
DSPF-
Driver
PWB
+24V7_A_
SPUM
SPUM
SPUM (Stepping motor)
Paper feed motor power source
—
—
CN10
11
DSPF-
Driver
PWB
+24V7_A_
SRFM
SRFM
SRFM (Stepping motor)
Scan transport motor power
source
source
—
—
CN10
6
DSPF-
Driver
PWB
+24V7_A_
SRFM
SRFM
SRFM (Stepping motor)
Scan transport motor power
source
source
—
—
CN10
5
DSPF-
Driver
PWB
+24V7_A_
SRRM
SRRM
SRRM (Stepping motor)
Resist motor power source
—
—
CN9
22
DSPF-
Driver
PWB
+24V7_A_
SRRM
SRRM
SRRM (Stepping motor)
Resist motor power source
—
—
CN9
21
DSPF-
Driver
PWB
+24V7_A_
STMPU1
STMPU1
STMPS (Solenoid)
Stamp solenoid power source
—
—
CN2
2
DSPF-
Driver
PWB
12V_INT
Interlock 12V signal
Interlock 12V
—
Supplied
16
4
PCU
12V_PS
PS section 12V voltage supply
signal
signal
PS section 12V voltage supply
Not
supplied
Supplied
19
28
PCU
12VFANout1
12V fan 1 voltage supply control
signal
signal
12V fan 1 voltage supply
control (Polygon cooling fan 1,
Process cooling fan 1)
control (Polygon cooling fan 1,
Process cooling fan 1)
Not
supplied
Supplied
4
3
PCU
12VFANout1
12V fan 1 voltage supply control
signal
signal
12V fan 1 voltage supply
control (Polygon cooling fan 1,
Process cooling fan 1)
control (Polygon cooling fan 1,
Process cooling fan 1)
Not
supplied
Supplied
4
8
PCU
12VFANout1
12V fan 1 voltage supply control
signal
signal
12V fan 1 voltage supply
control (Polygon cooling fan 1,
Process cooling fan 1)
control (Polygon cooling fan 1,
Process cooling fan 1)
Not
supplied
Supplied
4
16
PCU
12VFANout2
12V fan 2 voltage supply control
signal
signal
12V fan 2 voltage supply
control (Process cooling fan 2,
3, 4)
control (Process cooling fan 2,
3, 4)
Not
supplied
Supplied
7
17
PCU
12VFANout2
12V fan 2 voltage supply control
signal
signal
12V fan 2 voltage supply
control (Process cooling fan 2,
3, 4)
control (Process cooling fan 2,
3, 4)
Not
supplied
Supplied
7
18
PCU
12VFANout2
12V fan 2 voltage supply control
signal
signal
12V fan 2 voltage supply
control (Process cooling fan 2,
3, 4)
control (Process cooling fan 2,
3, 4)
Not
supplied
Supplied
7
25
PCU
12VFANout3
12V fan 3 voltage supply control
signal
signal
12V fan 3 voltage supply
control (Paper cooling fan,
Duplex paper cooling fan 1, 2)
control (Paper cooling fan,
Duplex paper cooling fan 1, 2)
Not
supplied
Supplied
6
22
PCU
12VFANout3
12V fan 3 voltage supply control
signal
signal
12V fan 3 voltage supply
control (Paper cooling fan,
Duplex paper cooling fan 1, 2)
control (Paper cooling fan,
Duplex paper cooling fan 1, 2)
Not
supplied
Supplied
6
27
PCU
12VFANout4
12V fan 4 voltage supply control
signal
signal
12V fan 4 voltage supply
control (Development cooling
fan 1)
control (Development cooling
fan 1)
Not
supplied
Supplied
8
21
PCU
12VFANout4
12V fan 4 voltage supply control
signal
signal
12V fan 4 voltage supply
control (Development cooling
fan 1)
control (Development cooling
fan 1)
—
—
9
35
PCU
Not
used
used
12VFANout5
12V fan 5 voltage supply control
signal
signal
12V fan 5 voltage supply
control (Power cooling fan 1, 2,
3)
control (Power cooling fan 1, 2,
3)
Not
supplied
Supplied
12
17
PCU
12VFANout5
12V fan 5 voltage supply control
signal
signal
12V fan 5 voltage supply
control (Power cooling fan 1, 2,
3)
control (Power cooling fan 1, 2,
3)
Not
supplied
Supplied
12
18
PCU
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
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