AR-285 (serv.man17). AR280 285 335 Circuit PWB Location — Sharp Copying Equipment Service Manual (repair manual)

Model
AR-285 (serv.man17)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
76.34 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / AR280 285 335 Circuit PWB Location
File
ar-285-sm17.pdf
Date

View Sharp AR-285 (serv.man17) Service Manual online

CIRCUIT DIAGRAM
Digital Copier
MODEL
 AR-280/285/335
SHARP CORPORATION
Parts marked with "
" is important for maintaining the safety of the set. Be sure to replace these parts with specified
ones for maintaining the safety and performance of the set.
[ 1 ] PWB Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1
[ 2 ] Wiring Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2
[ 3 ] ICU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  13
[ 4 ] PCU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  43
[ 5 ] Operation control PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  55
[ 6 ] Operation L / R PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  65
[ 7 ] AC / DC power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  67
[ 8 ] AC PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  71
[ 9 ] DC power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  75
CONTENTS
No.
Name
Function, operation
335-C00.DSF
1
Operation key PWB L
Key input
2
LCD unit
Operation input, machine
state display
3
Operation key PWB R
Key input
4
Invertor PWB
LCD backlight control
5
Operation control PWB
Operation input, display
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
Copy lamp, PCU interface
10
Document size detecting
PWB (Light emitting side)
Document size detection
11
Scanner driver PWB
12
PCU PWB
Overall control of the copier
and options
No.
Name
Function, operation
13
AC power PWB
AC power input
14
DC power PWB
DC power supply
15
High voltage PWB
Process high voltage, bias
voltage supply
16
Lift-up motor PWB
Paper tray bottom plate lift
up
17
Paper transport sensor
PWB
Paper transport detection
18
ICU PWB
Image process, image data
communication control
19
Document size detection
Multi feed tray paper size
detection PWB
20
Drum marking sensor PWB
21
Process control PWB
22
Process thermistor PWB
23
Document size detecting
PWB (Light receiving side)
Document size detection
24
Discharge lamp PWB
OPC drum discharge
Temperature detection in
the process unit
1
2
3
4
5
7
9
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
[1] PWB LOCATION
6
No.
Name
Function, operation
335-C00.DSF
1
Operation key PWB L
Key input
2
LCD unit
Operation input, machine
state display
3
Operation key PWB R
Key input
4
Invertor PWB
LCD backlight control
5
Operation control PWB
Operation input, display
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
Copy lamp, PCU interface
10
Document size detecting
PWB (Light emitting side)
Document size detection
11
Scanner driver PWB
12
PCU PWB
Overall control of the copier
and options
No.
Name
Function, operation
13
AC power PWB
AC power input
14
DC power PWB
DC power supply
15
High voltage PWB
Process high voltage, bias
voltage supply
16
Lift-up motor PWB
Paper tray bottom plate lift
up
17
Paper transport sensor
PWB
Paper transport detection
18
ICU PWB
Image process, image data
communication control
19
Document size detection
Multi feed tray paper size
detection PWB
20
Drum marking sensor PWB
21
Process control PWB
22
Process thermistor PWB
23
Document size detecting
PWB (Light receiving side)
Document size detection
24
Discharge lamp PWB
OPC drum discharge
Temperature detection in
the process unit
1
2
3
4
5
7
9
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
[1] PWB LOCATION
6
No.
Name
Function, operation
335-C00.DSF
1
Operation key PWB L
Key input
2
LCD unit
Operation input, machine
state display
3
Operation key PWB R
Key input
4
Invertor PWB
LCD backlight control
5
Operation control PWB
Operation input, display
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
Copy lamp, PCU interface
10
Document size detecting
PWB (Light emitting side)
Document size detection
11
Scanner driver PWB
12
PCU PWB
Overall control of the copier
and options
No.
Name
Function, operation
13
AC power PWB
AC power input
14
DC power PWB
DC power supply
15
High voltage PWB
Process high voltage, bias
voltage supply
16
Lift-up motor PWB
Paper tray bottom plate lift
up
17
Paper transport sensor
PWB
Paper transport detection
18
ICU PWB
Image process, image data
communication control
19
Document size detection
Multi feed tray paper size
detection PWB
20
Drum marking sensor PWB
21
Process control PWB
22
Process thermistor PWB
23
Document size detecting
PWB (Light receiving side)
Document size detection
24
Discharge lamp PWB
OPC drum discharge
Temperature detection in
the process unit
1
2
3
4
5
7
9
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
[1] PWB LOCATION
6
No.
Name
Function, operation
335-C00.DSF
1
Operation key PWB L
Key input
2
LCD unit
Operation input, machine
state display
3
Operation key PWB R
Key input
4
Invertor PWB
LCD backlight control
5
Operation control PWB
Operation input, display
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
Copy lamp, PCU interface
10
Document size detecting
PWB (Light emitting side)
Document size detection
11
Scanner driver PWB
12
PCU PWB
Overall control of the copier
and options
No.
Name
Function, operation
13
AC power PWB
AC power input
14
DC power PWB
DC power supply
15
High voltage PWB
Process high voltage, bias
voltage supply
16
Lift-up motor PWB
Paper tray bottom plate lift
up
17
Paper transport sensor
PWB
Paper transport detection
18
ICU PWB
Image process, image data
communication control
19
Document size detection
Multi feed tray paper size
detection PWB
20
Drum marking sensor PWB
21
Process control PWB
22
Process thermistor PWB
23
Document size detecting
PWB (Light receiving side)
Document size detection
24
Discharge lamp PWB
OPC drum discharge
Temperature detection in
the process unit
1
2
3
4
5
7
9
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
[1] PWB LOCATION
6

Download Sharp AR-285 (serv.man17) Service Manual (Repair Manual)

Here you can view online or download Sharp AR-285 (serv.man17) Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sharp AR-285 (serv.man17) Copying Equipment. Information contained in Sharp AR-285 (serv.man17) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).