DOWNLOAD Sharp AR-405 (serv.man8) Service Manual ↓ Size: 389.07 KB | Pages: 9 in PDF or view online for FREE

Model
AR-405 (serv.man8)
Pages
9
Size
389.07 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / AR405 Service Manual-External View and Internal Structure
File
ar-405-sm8.pdf
Date

Sharp AR-405 (serv.man8) Service Manual ▷ View online

D. Motor location
No.
Abbreviation
Name
Type
1
SFM
Suction fan motor
Fan motor
2
SCM
Scanner motor
Stepping motor
3
MM
Main motor
Brushless motor
4
TM
Toner motor
Synchronous motor
5
LUM1
Upper stage lift-up
motor
Synchronous motor
6
LUM2
Lower stage lift-up
motor
Synchronous motor
7
DCFM
Power fan motor
Fan motor
No.
Abbreviation
Name
Type
8
ICUFM
ICU fan motor
Fan motor
9
LSUFM
LSU fan motor
Fan motor
10
PCFM
Process fan motor
Fan motor
11
VFM1
Exhaust fan motor 1
Fan motor
12
VFM2
Exhaust fan motor 2
Fan motor
13
VFM4
Exhaust fan motor 4
Fan motor
14
VFM5
Exhaust fan motor 5
Fan motor
15
VFM3
Exhaust fan motor 3
Fan motor
16
VFM6
Exhaust fan motor 6
Fan motor
1   S F M
2   S C M
3   M M
4   T M
5   L U M 1
7   D C F M
6   L U M 2
8   I C U F M
9   L S U F M
1 0   P C F M
1 6   V F M 6
1 5   V F M 3
1 4   V F M 5
1 3   V F M 4
1 2   V F M 2
1 1   V F M 1
F. Clutch solenoid
No.
Abbreviation
Function, operation 
1
PSPS
Paper separation solenoid
2
RRC
Resist roller clutch
3
MPFC
Manual paper feed clutch
4
MPFS
Manual paper feed solenoid
5
MSS
Manual paper feed shutter solenoid
6
CPFC1
Upper stage cassette paper feed clutch
7
CPFS1
Upper cassette paper feed solenoid
8
CPFC2
Lower cassette paper feed clutch 
No.
Abbreviation
Function, operation 
9
CPFS2
Lower cassette paper feed solenoid
10
MTRC
Transport roller clutch (low)
11
TRC2
Transport roller clutch (high)
12
TRC1L
Vertical transport roller/paper feed roller low
clutch
13
TRC1H
Vertical transport roller/paper feed roller
high clutch
1 PSPS
2 RRC
3 MPFC
4 MPFS
TRC2
6 CPFC1
7 CPFS1
8 CPFC2
9 CPFS2
10 MTRC
12 TRC1L
13 TRC1H
11
5 MSS
 
AR-405
1/21/1999
6 – 15
RADF (AR-RF2)
A. External fitting
No.
Name
1
Original guide
2
Original support
3
Original transport cover
4
Original exit section cover
5
Display lamp
6
Original feed cover
B. Mechanism
No.
Name
No
Name
1
Original stopper
2
A21 weight plate
3
Semi-circular roller
4
Paper exit roller
5
Flapper
6
Reverse rolloer
7
Transport belt follower
roller
8
Oritinal transport belt
9
Transport belt drive roller
10
Paper feed roller
11
Resist roller
12
Separation roller
C. PWB distribution
No.
Name
Functions and operations
1
Control PWB
RADF unit control,
communication with PCU
2
Reverse sensor PWB
Document reverse detection
3
LED PWB
Document feed, document
remain display
4
Original timing sensor PWB
Document timing detection
5
Original reverse sensor
PWB
Document feed detection
1
2
6
5
3
4
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
AR-405
6 – 16
1/21/1999
D. Motors, solenoids, and clutches
 Motors
No.
Code
Name
Type
Functions and operations
Contact/output
1
DFM
Paper feed motor
DC motor
Drives the pickup roller, the separation roller,
and the resist roller. 
2
DTM
Transport motor
Stepping motor
Drives the transport belt roller. 
3
DRM
Reverse motor
Stepping motor
Drives the reverse roller and the paper exit roller.
4
DFSOL
Paper feed solenoid
DC solenoid
Presses the paper feed section weight plate onto
the original and opens/closes the shutter.
When this is ON, the weight plate
and the shutter fall. 
5
DRSOL
Reverse solenoid
DC solenoid
Drives the reverse flapper to select the paper
exit path or the reverse feed path.
When this is ON, the reverse path
is selected. 
E. Sensors, switches, detectors
No.
Code
Name
Type
Functions and operations
Contact/output
1
DFD
Original feed sensor
Reflection sensor
Turns HIGH when the original lead edge is
fed just in front of the resist roller.
HIGH when the original is sensed.
2
DTD
Original timing sensor
Reflection sensor
Turns HIGH when the original lead edge is
transported from the paper feed section to
the vicinity of the transport belt.
HIGH when the original is sensed.
3
RDD
Reverse sensor
Reflection sensor
Turns HIGH when the original lead edge is
transported to the reverse/paper exit path.
HIGH when the original is sensed.
4
DWVR
Original width volume
Slide volume
Original width detection on the tray
5
DLS1
Original length sensor 1
Photo interrupter
Original length detection on the tray
HIGH when the original is sensed.
12
DLS2
Original length sensor 2
Photo interrupter
Original length detection on the tray
HIGH when the original is sensed.
13
DLS3
Original length sensor 3
Photo interrupter
Original length detection on the tray 
HIGH when the original is sensed.
6
DSS
Original set sensor
Photo interrupter
Original detection on the tray
HIGH when the original is sensed.
7
DFMRS
Paper feed motor rotation sensor
Photo interrupter
Paper feed motor rotation detection
Pulse output
8
DWS
Original width sensor
Photo interrupter
Original width detection
LOW when the original is sensed.
9
AUOD
ADF open/close sensor
Microswitch
ADF unit open/close detection
LOW when closed.
10
FGOD
Paper feed guide switch
Microswitch
Paper feed cover open/close detection
LOW when closed.
11
TGOD
Reverse guide switch
Microswitch
Reverse cover open/close detection
LOW when closed.
1. DFM 
4. DFSOL 
2. DTM
3. DRM 
5. DRSOL 
1. DFD
2. DTD
4. DWVR
8. DWS
10. FGOD
7. DFMRS
9. AUOD
6. DSS
5. DLS1
13. DLS3
12. DLS2
11. TGOD
3. RDD
AR-405
1/21/1999
6 – 17
D. Motors, solenoids, and clutches
 Motors
No.
Code
Name
Type
Functions and operations
Contact/output
1
DFM
Paper feed motor
DC motor
Drives the pickup roller, the separation roller,
and the resist roller. 
2
DTM
Transport motor
Stepping motor
Drives the transport belt roller. 
3
DRM
Reverse motor
Stepping motor
Drives the reverse roller and the paper exit roller.
4
DFSOL
Paper feed solenoid
DC solenoid
Presses the paper feed section weight plate onto
the original and opens/closes the shutter.
When this is ON, the weight plate
and the shutter fall. 
5
DRSOL
Reverse solenoid
DC solenoid
Drives the reverse flapper to select the paper
exit path or the reverse feed path.
When this is ON, the reverse path
is selected. 
E. Sensors, switches, detectors
No.
Code
Name
Type
Functions and operations
Contact/output
1
DFD
Original feed sensor
Reflection sensor
Turns HIGH when the original lead edge is
fed just in front of the resist roller.
HIGH when the original is sensed.
2
DTD
Original timing sensor
Reflection sensor
Turns HIGH when the original lead edge is
transported from the paper feed section to
the vicinity of the transport belt.
HIGH when the original is sensed.
3
RDD
Reverse sensor
Reflection sensor
Turns HIGH when the original lead edge is
transported to the reverse/paper exit path.
HIGH when the original is sensed.
4
DWVR
Original width volume
Slide volume
Original width detection on the tray
5
DLS1
Original length sensor 1
Photo interrupter
Original length detection on the tray
HIGH when the original is sensed.
12
DLS2
Original length sensor 2
Photo interrupter
Original length detection on the tray
HIGH when the original is sensed.
13
DLS3
Original length sensor 3
Photo interrupter
Original length detection on the tray 
HIGH when the original is sensed.
6
DSS
Original set sensor
Photo interrupter
Original detection on the tray
HIGH when the original is sensed.
7
DFMRS
Paper feed motor rotation sensor
Photo interrupter
Paper feed motor rotation detection
Pulse output
8
DWS
Original width sensor
Photo interrupter
Original width detection
LOW when the original is sensed.
9
AUOD
ADF open/close sensor
Microswitch
ADF unit open/close detection
LOW when closed.
10
FGOD
Paper feed guide switch
Microswitch
Paper feed cover open/close detection
LOW when closed.
11
TGOD
Reverse guide switch
Microswitch
Reverse cover open/close detection
LOW when closed.
1. DFM 
4. DFSOL 
2. DTM
3. DRM 
5. DRSOL 
1. DFD
2. DTD
4. DWVR
8. DWS
10. FGOD
7. DFMRS
9. AUOD
6. DSS
5. DLS1
13. DLS3
12. DLS2
11. TGOD
3. RDD
AR-405
1/21/1999
6 – 17
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Sharp AR-405 (serv.man8) Service Manual ▷ Download