Sharp AR-505 (serv.man7) Service Manual ▷ View online
B. PWB location
11
1
2
3
4
5
8
6
7
9
10
12
14
15
16
17
18
19
20
23
24
25
26
21
22
illust: AR-280
11
1
2
3
4
5
8
6
7
10
12
14
15
16
17
18
19
20
23
24
25
26
21
22
13
illust: AR-505
No.
Name
Function, operation
1
Operation key PWB L
Key input
2
LCD unit
Operation input, machine
state display
state display
3
Operation key PWB R
Key input
4
Invertor PWB
LCD backlight control
5
Operation control PWB
Operation input, display
control
control
6
Fusing interface PWB
Fusing unit, PCU interface
7
Copy lamp lighting PWB
Copy lamp lighting control
8
CCD PWB
Document image input
9
Copy lamp lighting interface
PWB
PWB
Copy lamp, PCU interface
10
Document size detecting
PWB (Light emitting side)
PWB (Light emitting side)
Document size detection
11
Interface PWB
Interface between the copy
lamp and the PCU
lamp and the PCU
12
Scanner driver PWB
Optical system scanner unit
drive
drive
13
SCSI interface PWB
Interface between the ICU
and the SCSI cable
and the SCSI cable
No.
Name
Function, operation
14
PCU PWB
Overall control of the copier
and options
and options
15
AC power PWB
AC power input
16
DC power PWB
DC power supply
17
High voltage PWB
Process high voltage, bias
voltage supply
voltage supply
18
Lift-up motor PWB
Paper tray bottom plate lift
up
up
19
Paper transport sensor PWB
Paper transport detection
20
ICU PWB
Image process, image data
communication control
communication control
21
Process thermistor PWB
Temperature detection in
the process unit
the process unit
22
Drum marking sensor PWB
23
Multi feed tray paper size
detection PWB
detection PWB
Document size detection
24
Process control PWB
25
Document size detecting
PWB (Light receiving side)
PWB (Light receiving side)
Document size detection
26
Discharge lamp PWB
OPC drum discharge
AR-505
5 – 4
8/6/1999
C. Sensor location
No.
Signal name
Function, operation
1
OCSW
Document cover open/close detection
2
Operation
PWB
thermistor
PWB
thermistor
Operation PWB peripheral temperature
detection
detection
3
PSD
Separation detection
4
PPD2
PS paper detection
5
MPED
Manual paper feed paper empty detection
6
MPLD1
Manual paper feed paper length detection 1
7
MPLD2
Manual paper feed paper length detection 2
8
MPLS1
Manual paper fed tray pull-out detection 1
9
MPLS2
Manual paper feed tray pull-out detection 2
10
PPD1
Paper transport detection 1
11
DSWR
Right door open/close detection
12
PFD
Paper transport detection 1
13
TFD
Waste toner full warning detection
14
LUD1
Upper cassette upper limit detection
15
PED1
Upper cassette paper empty detection
16
LUD2
Lower cassette upper limit detection
17
PED2
Lower cassette paper empty detection
18
LCSPD1
No. 2 tray paper remaining detection 1
19
UCSPD1
No. 1 tray paper remaining detection 1
20
DPPD3
ADU tray paper in detection 3
21
DPPD2
ADU tray paper in detection 2
No.
Signal name
Function, operation
22
DPPD1
ADU tray paper in detection 1
23
DSWLL
Left lower door open/close detection
24
DH SW
Dehumidifier heater switch
25
MEM SW
Memory switch
26
POD3
Paper exit detection (Second paper exit)
27
DSBD
ADU reverse section detection
28
POD2
Paper exit detection (ADU)
29
DSWL
Left upper door open/close detection
30
POD1
Paper exit detection (after fusing)
31
MAIN SW
Power switch
32
MHPS
No. 1 mirror home position detection
33
DSWF
Front cover open/close detection
34
Fusing
section
thermistor
(Center)
section
thermistor
(Center)
Heat roller temperature detection
35
Fusing
section
thermistor
(Sides)
section
thermistor
(Sides)
Heat roller temperature detection
36
Process
section
thermistor
section
thermistor
Process section peripheral temperature
detection
detection
31
32
33
1
3
4
5
6
7
9
8
10
11
12
13
14,15
16,17
18
19
23
24
25
26
27
28
29
30
34,35
2
36
20
21
22
This illustration is strictly for the purpose of showing the location of the components.
It is not an actual model.
It is not an actual model.
AR-505
8/6/1999
5 – 5
D. Motor location
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
illust: AR-280
1
2
3
4
5
7
6
8
9
10
14
13
12
11
16
17
18
19
20
15
22
21
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
motor
Synchronous motor
6
LUM2
Lower stage lift-up
motor
motor
Synchronous motor
7
DCFM
Power fan motor
Fan motor
8
ICUFM
ICU fan motor
Fan motor
9
LSUFM
LSU fan motor
Fan motor
10
PCFM
Process fan motor
Fan motor
No.
Abbreviation
Name
Type
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
17
VFM8
Exhaust fan motor 8
Fan motor
18
FSM
Fusing motor
Brushless motor
19
VFM7
Exhaust fan motor 7
Fan motor
20
POM
Paper exit motor
Stepping motor
21
DSBM
Reverse motor
Stepping motor
22
DASM
Alignment motor
Stepping motor
E. Clutch solenoid
No.
Abbreviation
Function, operation
1
PSPS
Paper separation solenoid
2
RRC
Resist roller clutch
3
MTRC
Transport roller clutch (low)
4
MPFC
Manual paper feed clutch
5
MPFS
Manual paper feed solenoid
6
TRC2
Paper transport clutch
7
TRC1H
Vertical transport roller/paper feed roller
high clutch
high clutch
8
CPFC1
Upper stage cassette paper feed clutch
9
CPFS1
Upper cassette paper feed solenoid
No.
Abbreviation
Function, operation
10
CPFC2
Lower cassette paper feed clutch
11
CPFS2
Lower cassette paper feed solenoid
12
TRC1L
Vertical transport roller/paper feed roller low clutch
13
DTC2
Transport clutch 2
14
DTC1
Transport clutch 1
15
DSBS
Selection of paper exit to the lower stage of the
2-tray paper exit unit and the reverse route
2-tray paper exit unit and the reverse route
16
DSCS
Selection of paper retaining and transport in
paper reversion
paper reversion
17
OGS
Two-stage paper exit tray solenoid
1
2
3
4
5
6
7
8
9
10
11
12
17
illust: AR-280
1
2
3
4
5
6
7
8
9
10
11
12
17
illust: AR-505
13
14
16
15
AR-505
5 – 6
9/3/1999
F. 2-tray paper exit unit
1
2
3
4
6
7
5
No.
Code
Name
Type
Function and operation
1
POD3
Paper exit detector (Lower stage)
Photo transmission
Detection of paper exit to the lower tray
2
POD2
Paper exit detector (Upper stage)
Photo transmission
Detection of paper exit to the upper tray
3
DSBD
ADU reverse detector
Photo transmission
Detection of reversed paper to the duplex module
4
POD1
Paper exit detector
Photo transmission
Detection of paper exit
5
—
Paper exit roller
—
Paper exit from the tray
6
DSWL
Micro switch
Detection of open and close for paper exit unit
7
DGS
Reverse gate solenoid
Solenoid
Selection of paper exit to the lower tray or to the duplex
module
module
G. SPF (AR-280/281 only)
No.
Code
Name
Type
Function and operation
1
—
SPF control PWB
—
—
2
EMPS
Document detector
Photo transmission
Tray document empty detection
3
DTM
Paper feed/transport motor
Stepping motor
Tray document feed/transport/exit roller drive
4
DWVR
Document width sensor
Variable resistor
Tray document width detection
5
OPCLS
Cover open/close detector
Photo transmission
SPF cover open/close detection
6
SIZ2
Document length detector (Small)
Photo transmission
Tray document length detection (for short size)
7
SIZ1
Document length detector (Large)
Photo transmission
Tray document length detection (for long size)
8
—
Document pickup roller
—
—
9
—
Document feed roller
—
—
10
—
Document resist roller
—
—
11
REGS
Resist sensor
Photo transmission
Tray document rear edge detection
12
POS
Document exit sensor
Photo transmission
Tray document exit detection
13
—
Document transport roller
—
—
14
—
Document exit roller
—
—
11
12
13
2
3
4
5
6
7
1
14
8
9
10
AR-505
8/6/1999
5 – 7
Click on the first or last page to see other AR-505 (serv.man7) service manuals if exist.