Read Sharp MX-DE17 / MX-DE18 Service Manual online
MX-DE17/DE18 EXTERNAL VIEW AND INTERNAL STRUCTURE
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[3] EXTERNAL VIEW AND INTERNAL STRUCTURE
1. External view
2. Internal structure
Motor and sensor solenoid etc.
No.
Name
1
Paper feed tray
2
Paper feed right cover
1
2
2
1
MX-DE18
MX-DE17
12
14
13
15
16
17
10
11
9
18
8
6
7
19
4
5
1
2
3
No.
Machine
side signals
Desk side
signals
Name
Type
Function/Operation
Remark
1
–
PWB
Interface PWB
–
–
–
2
CPFM
DM
Drive motor
Hybrid
Drives gears.
–
3
C3LUM
LUM3
Lift-up motor (No. 1 tray)
–
–
–
4
C3PUC
CPFC3
Paper feed clutch
Electromagnetic clutch Rotates the paper feed roller.
–
5
PTRC1
TRC3
Transport clutch
Electromagnetic clutch Rotates the transport roller.
–
6
C3SS
CD3
Cassette detection SW
Contact
Detects cassette empty.
–
7
C4SS
CD4
Cassette detection SW
Contact
Detects cassette empty.
MX-DE18 only
8
C4LUM
LUM4
Lift-up motor (No. 2 tray)
–
–
–
9
C3PUS
CPFS3
Paper feed solenoid
DC solenoid
Feeds paper.
–
10
DSW_C3
DSWR3
Door open/close detection SW
Contact
Detects door open/close.
–
11
DSW_C4
DSWR4
Door open/close detection SW
Contact
Detects door open/close.
MX-DE18 only
12
C3PED
PED3
Paper empty sensor
Photo transmission
Detects paper empty in the cassette.
–
13
C3LUD
LUD3
Upper limit sensor
Photo transmission
Detects the upper limit for paper pickup.
–
14
C3PFD
PFD3
Paper entry sensor
Photo transmission
Detects paper transport.
–
15
C4PED
PED4
Paper empty sensor
Photo transmission
Detects paper empty in the cassette.
MX-DE18 only
16
C4LUD
LUD4
Upper limit sensor
Photo transmission
Detects the upper limit for paper pickup. MX-DE18 only
17
C4PFD
PFD4
Paper entry sensor
Photo transmission
Detects paper transport.
MX-DE18 only
18
C4PUS
CPFS4
Paper feed solenoid
DC solenoid
Feeds paper.
MX-DE18 only
19
C4PUC
CPFC4
Paper feed clutch
Electromagnetic clutch Rotates the paper feed roller
MX-DE18 only
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