Sharp MX-M850 (serv.man41) Service Manual ▷ View online
MX-M1100 ELECTRICAL SECTION 11 – 17
SPOM_STEP#
SPOM (Stepping motor)
Paper exit motor drive CLK
—
—
CN1
5
DSPF-
Driver
PWB
SPPD1
SPPD1 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN4
6
DSPF-
Driver
PWB
SPPD1_IN
SPPD1 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN1
27
DSPFcnt
PWB
SPPD1_IN
SPPD1 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN1
27
DSPF-
Driver
PWB
SPPD2_IN
SPPD2 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
22
DSPFcnt
PWB
SPPD3_IN
SPPD3 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
16
DSPFcnt
PWB
SPPD4_IN
SPPD4 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
19
DSPFcnt
PWB
SPPD5_IN
SPPD5 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
13
DSPFcnt
PWB
SPPD6_IN
SPPD6 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
2
DSPFcnt
PWB
SPPD7_IN
SPPD7 (Reflection type sensor)
Document pass detection
Document
present
Document
empty
CN7
5
DSPFcnt
PWB
SPSM_/A
SPSM (Stepping motor)
PS motor drive signal
—
—
CN9
6
DSPF-
Driver
PWB
SPSM_/B
SPSM (Stepping motor)
PS motor drive signal
—
—
CN9
8
DSPF-
Driver
PWB
SPSM_A
SPSM (Stepping motor)
PS motor drive signal
—
—
CN9
4
DSPF-
Driver
PWB
SPSM_B
SPSM (Stepping motor)
PS motor drive signal
—
—
CN9
10
DSPF-
Driver
PWB
SPSM_C0
SPSM (Stepping motor)
PS motor current select
—
—
CN4
31
DSPFcnt
PWB
SPSM_C0
SPSM (Stepping motor)
PS motor current select
—
—
CN7
31
DSPF-
Driver
PWB
SPSM_C1
SPSM (Stepping motor)
PS motor current select
—
—
CN4
30
DSPFcnt
PWB
SPSM_C1
SPSM (Stepping motor)
PS motor current select
—
—
CN7
30
DSPF-
Driver
PWB
SPSM_MODE#
SPSM (Stepping motor)
PS motor exection select
1-2 phase
2 phase
CN4
32
DSPFcnt
PWB
SPSM_MODE#
SPSM (Stepping motor)
PS motor exection select
1-2 phase
2 phase
CN7
32
DSPF-
Driver
PWB
SPSM_STEP#
SPSM (Stepping motor)
PS motor drive CLK
—
—
CN4
33
DSPFcnt
PWB
SPSM_STEP#
SPSM (Stepping motor)
PS motor drive CLK
—
—
CN7
33
DSPF-
Driver
PWB
SPUM_/A
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN10
8
DSPF-
Driver
PWB
SPUM_/B
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN10
10
DSPF-
Driver
PWB
SPUM_A
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN10
7
DSPF-
Driver
PWB
SPUM_A#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN4
11
DSPFcnt
PWB
SPUM_A#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN7
11
DSPF-
Driver
PWB
SPUM_B
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN10
9
DSPF-
Driver
PWB
SPUM_B#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN4
10
DSPFcnt
PWB
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
MX-M1100 ELECTRICAL SECTION 11 – 18
SPUM_B#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN7
10
DSPF-
Driver
PWB
SPUM_C0
SPUM (Stepping motor)
Paper feed motor current select
—
—
CN4
7
DSPFcnt
PWB
SPUM_C0
SPUM (Stepping motor)
Paper feed motor current select
—
—
CN7
7
DSPF-
Driver
PWB
SPUM_C1
SPUM (Stepping motor)
Paper feed motor current select
—
—
CN4
6
DSPFcnt
PWB
SPUM_C1
SPUM (Stepping motor)
Paper feed motor current select
—
—
CN7
6
DSPF-
Driver
PWB
SPUM_XA#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN4
9
DSPFcnt
PWB
SPUM_XA#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN7
9
DSPF-
Driver
PWB
SPUM_XB#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN4
8
DSPFcnt
PWB
SPUM_XB#
SPUM (Stepping motor)
Paper feed motor drive signal
—
—
CN7
8
DSPF-
Driver
PWB
SPWS
SPWS (Volume) resistance
Document width detection
—
—
CN5
11
DSPF-
Driver
PWB
Analog
signal
signal
SPWS_IN
SPWS (Volume) resistance
Document width detection
—
—
CN1
19
DSPFcnt
PWB
Analog
signal
signal
SPWS_IN
SPWS (Volume) resistance
Document width detection
—
—
CN1
19
DSPF-
Driver
PWB
Analog
signal
signal
SRFM_/A
SRFM (Stepping motor)
Scan transport motor drive
signal
signal
—
—
CN10
2
DSPF-
Driver
PWB
SRFM_/B
SRFM (Stepping motor)
Scan transport motor drive
signal
signal
—
—
CN10
3
DSPF-
Driver
PWB
SRFM_A
SRFM (Stepping motor)
Scan transport motor drive
signal
signal
—
—
CN10
4
DSPF-
Driver
PWB
SRFM_B
SRFM (Stepping motor)
Scan transport motor drive
signal
signal
—
—
CN10
1
DSPF-
Driver
PWB
SRFM_C0
SRFM (Stepping motor)
Scan transport motor current
select
select
—
—
CN4
13
DSPFcnt
PWB
SRFM_C0
SRFM (Stepping motor)
Scan transport motor current
select
select
—
—
CN7
13
DSPF-
Driver
PWB
SRFM_C1
SRFM (Stepping motor)
Scan transport motor current
select
select
—
—
CN4
12
DSPFcnt
PWB
SRFM_C1
SRFM (Stepping motor)
Scan transport motor current
select
select
—
—
CN7
12
DSPF-
Driver
PWB
SRFM_MODE#
SPSM (Stepping motor)
Scan transport motor
excitement select
excitement select
1-2 phase
2 phase
CN4
14
DSPFcnt
PWB
SRFM_MODE#
SPSM (Stepping motor)
Scan transport motor
excitement select
excitement select
1-2 phase
2 phase
CN7
14
DSPF-
Driver
PWB
SRFM_STEP#
SRFM (Stepping motor)
Scan transport motor drive CLK
—
—
CN4
15
DSPFcnt
PWB
SRFM_STEP#
SRFM (Stepping motor)
Scan transport motor drive CLK
—
—
CN7
15
DSPF-
Driver
PWB
SRRM_/A
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN9
26
DSPF-
Driver
PWB
SRRM_/B
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN9
23
DSPF-
Driver
PWB
SRRM_A
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN9
24
DSPF-
Driver
PWB
SRRM_A#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN4
25
DSPFcnt
PWB
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
MX-M1100 ELECTRICAL SECTION 11 – 19
SRRM_A#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN7
25
DSPF-
Driver
PWB
SRRM_B
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN9
25
DSPF-
Driver
PWB
SRRM_B#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN4
24
DSPFcnt
PWB
SRRM_B#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN7
24
DSPF-
Driver
PWB
SRRM_C0
SRRM (Stepping motor)
Resist motor current select
—
—
CN4
21
DSPFcnt
PWB
SRRM_C0
SRRM (Stepping motor)
Resist motor current select
—
—
CN7
21
DSPF-
Driver
PWB
SRRM_C1
SRRM (Stepping motor)
Resist motor current select
—
—
CN4
20
DSPFcnt
PWB
SRRM_C1
SRRM (Stepping motor)
Resist motor current select
—
—
CN7
20
DSPF-
Driver
PWB
SRRM_XA#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN4
23
DSPFcnt
PWB
SRRM_XA#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN7
23
DSPF-
Driver
PWB
SRRM_XB#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN4
22
DSPFcnt
PWB
SRRM_XB#
SRRM (Stepping motor)
Resist motor drive signal
—
—
CN7
22
DSPF-
Driver
PWB
STLD
STLD (Photo interrupter)
DSPF document tray lower limit
detection
detection
—
Lower limit
CN3
1
DSPF-
Driver
PWB
STLD_IN
STLD (Photo interrupter)
DSPF document tray lower limit
detection
detection
—
Lower limit
CN1
30
DSPFcnt
PWB
STLD_IN
STLD (Photo interrupter)
DSPF document tray lower limit
detection
detection
—
Lower limit
CN1
30
DSPF-
Driver
PWB
STMPS1
STMPS (Solenoid)
Stamp solenoid drive
Drive
—
CN2
1
DSPF-
Driver
PWB
STMPS1#
STMPS (Solenoid)
Stamp solenoid drive signal
—
Drive
CN1
32
DSPFcnt
PWB
STMPS1#
STMPS (Solenoid)
Stamp solenoid drive signal
—
Drive
CN1
32
DSPF-
Driver
PWB
STUD
STUD (Photo interrupter)
DSPF document tray upper
limit detection
limit detection
—
Upper limit
CN4
2
DSPF-
Driver
PWB
STUD_IN
STUD (Photo interrupter)
DSPF document tray upper
limit detection
limit detection
—
Upper limit
CN1
28
DSPFcnt
PWB
STUD_IN
STUD (Photo interrupter)
DSPF document tray upper
limit detection
limit detection
—
Upper limit
CN1
28
DSPF-
Driver
PWB
TANSET
Tandem open/close detection
signal
signal
Tandem unit open/close
detection
detection
Tandem
Open
Tandem
Close
13
34
PCU
TCLK(-)
CCD
Image data transfer CLK
—
—
CN8
18
DSPFcnt
PWB
LVDS
TCLK(-)
CCD
Image data transfer CLK
—
—
CN1
18
DSPF-
CCD
PWB
LVDS
TCLK(+)
CCD
Image data transfer CLK
—
—
CN8
16
DSPFcnt
PWB
LVDS
TCLK(+)
CCD
Image data transfer CLK
—
—
CN1
16
DSPF-
CCD
PWB
LVDS
TCS
Toner density detection signal
(Digital output)
(Digital output)
Toner density detection (Digital
output)
output)
—
—
8
8
PCU
TFSD
Toner remaining quantity
detection signal
detection signal
Toner hopper remaining
quantity detection
quantity detection
Remaining
quantity
Large
Remaining
quantity
Small
8
3
PCU
TH-CL
Process section area
temperature detection signal
temperature detection signal
Process section area
temperature detection
temperature detection
—
—
9
20
PCU
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
Re
mark
L
H
MX-M1100 ELECTRICAL SECTION 11 – 20
THPS
Transfer separation position
detection signal
detection signal
Transfer separation position
sensor
sensor
—
—
19
20
PCU
Not
used
used
TH-RA
Machine temperature detection
signal
signal
Machine temperature detection
—
—
7
32
PCU
TLS
Waste toner transport section
lock detection signal (Drum
drive)
lock detection signal (Drum
drive)
Waste toner transport section
lock detection (Drum drive)
lock detection (Drum drive)
—
Lock
3
5
PCU
TLS2
Waste toner transport section
lock detection signal
lock detection signal
Waste toner transport section
lock detection
lock detection
—
Lock
1
13
PCU
TLS3
Transfer section waste toner
transport lock detection signal
transport lock detection signal
Transfer section waste toner
transport lock detection
transport lock detection
—
—
19
22
PCU
Not
used
used
TNBOX
Waste toner bottle presence
detection signal
detection signal
Waste toner bottle presence
detection
detection
No
Yes
20
29
PCU
TNCA
Toner remaining quantity
detection signal
detection signal
Toner hopper remaining
quantity detection
quantity detection
—
—
8
29
PCU
Not
used
used
TNF
Waste toner bottle full detection
signal
signal
Waste toner bottle full detection
—
—
12
4
PCU
TRANS_DAT
Serial communication send data
signal
signal
Send data to the LSU PWB
—
—
5
11
PCU
TRANS_RST
Serial communication initializing
signal
signal
Initialization of communication
with the LSU PWB
with the LSU PWB
—
Initializing
5
17
PCU
TSGOUT
Toner density sensor gain
control signal
control signal
Toner density sensor gain
control
control
—
—
8
4
PCU
TURS1
Transfer solenoid starting control
signal
signal
Transfer solenoid starting
control
control
—
Operation
19
1
PCU
TURS2
Transfer solenoid keeping
control signal
control signal
Transfer solenoid keeping
control
control
—
Operation
19
3
PCU
TXD_CIS
Serial communication send data
signal
signal
Send data to the PED CIS
PWB
PWB
—
—
19
6
PCU
TXD_DBG
Serial communication receive
data signal for debug
data signal for debug
Serial communication receive
data for debug
data for debug
—
—
24
5
PCU
TXD_FIN
Serial I/F data (Finisher)
Serial I/F data (PCU PWB -
FINSHER)
FINSHER)
—
—
13
27
PCU
TXD_LCC
Serial communication send data
signal [LCC]
signal [LCC]
Serial send data (PCU
→ LCC)
—
—
12
5
PCU
VFMEX1MON
Ozone exhaust fan 1 lock
detection signal
detection signal
Ozone exhaust fan 1 lock
detection
detection
Normal
Lock
3
30
PCU
VFMEX2MON
Ozone exhaust fan 2 lock
detection signal
detection signal
Ozone exhaust fan 2 lock
detection
detection
Normal
Lock
3
38
PCU
VFMEXMON
Machine heat exhaust fan lock
detection signal
detection signal
Machine heat exhaust fan lock
detection
detection
Normal
Lock
9
31
PCU
VPPD
Vertical transport roller paper
pass detection
pass detection
Vertical transport roller paper
pass detection
pass detection
Paper pass
—
13
23
PCU
WEBED
Web end detection signal
Web end detection
—
End
4
27
PCU
WEBMA
Web motor control signal (Phase
A)
A)
Web motor control (Phase A)
—
—
4
33
PCU
WEBMB
Web motor control signal (Phase
B)
B)
Web motor control (Phase B)
—
—
4
35
PCU
WEBSPD
Web remaining quantity
detection signal
detection signal
Web remaining quantity
detection
detection
Initial
Near end
4
21
PCU
XADM1A
Duplex motor 1 control signal
(Phase A)
(Phase A)
Duplex motor 1 control
(Phase A)
(Phase A)
—
—
17
29
PCU
XADM1B
Duplex motor 1 control signal
(Phase B)
(Phase B)
Duplex motor 1 control
(Phase B)
(Phase B)
—
—
17
30
PCU
XADM1CNT
Duplex motor 1 current select
control signal
control signal
Duplex motor 1 current select
control
control
—
—
17
28
PCU
XADM1XA
Duplex motor 1 control signal
(/Phase A)
(/Phase A)
Duplex motor 1 control
(/Phase A)
(/Phase A)
—
—
17
31
PCU
XADM1XB
Duplex motor 1 control signal
(/Phase B)
(/Phase B)
Duplex motor 1 control
(/Phase B)
(/Phase B)
—
—
17
32
PCU
XADM2A
Duplex motor 2 control signal
(Phase A)
(Phase A)
Duplex motor 2 control
(Phase A)
(Phase A)
—
—
17
13
PCU
XADM2B
Duplex motor 2 control signal
(Phase B)
(Phase B)
Duplex motor 2 control
(Phase B)
(Phase B)
—
—
17
14
PCU
XADM2CNT
Duplex motor 2 current select
control signal
control signal
Duplex motor 2 current select
control
control
—
—
17
17
PCU
XADM2XA
Duplex motor 2 control signal
(/Phase A)
(/Phase A)
Duplex motor 2 control
(/Phase A)
(/Phase A)
—
—
17
15
PCU
XADM2XB
Duplex motor 2 control signal
(/Phase B)
(/Phase B)
Duplex motor 2 control
(/Phase B)
(/Phase B)
—
—
17
16
PCU
XADUCS
Duplex/Reverse solenoid control
signal
signal
Duplex/Reverse solenoid
control
control
Paper pass
Enable
—
6
23
PCU
XASBC
ADU Reverse clutch control
signal
signal
—
—
6
21
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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