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Manuals and User Guides for Sharp SF-20. We have
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Sharp SF-20 manual available for free PDF download: Service Manual
Sharp SF-20 Service Manual (145 pages)
Brand:
Sharp
| Category:
Copier
| Size: 6.35 MB
Table of Contents
Table of Contents
2
1 ] Product Outline
8
General Description
8
Target Users
8
Major Featurs
8
Compact Body
8
Serviceability and Fanctionality
8
High Copy Performance
8
Options
8
System Outline
8
2 ] Product Specifications
9
Basic Specification
9
Type
9
Copy Method
9
Kinds of Originals
9
Copy Speed
9
First Copy Time
9
Warmup Time
9
Multicopy
9
Magnification Ratio
10
Exposure
10
Paper Feed
10
Developing Method
11
Charge Method
11
Transfer Method
11
Separation Method
11
Fusing Method
11
Cleaning Method
11
Light Source
11
Blanking Areas
11
Automatic Duplex
11
Paper Receiving Tray and Finishing
11
Additional Features
12
Power Supply
12
Power Consumption
12
Appearance
12
Accessories
13
Consumables
13
Environmental Requirements
16
3 ] Options Specifications
17
Sf-A56/17
17
Sf-S15
17
Sf-S53
17
Sf-S18
17
Sf-S52
18
Sf-D20/D21
18
External View
20
Operation Panel
22
Internal View
23
Clutches, Solenoids
24
Sensors
25
Motors
26
Board List
27
Duplex Copy Tray
28
Desk Unit (SF-D20/D21)
29
5 ] Installation
31
Installing Conditions
31
Installation Procedure
32
Releasing Optical Locks
32
A Removing the #2/3 Mirror Unit Lock
32
B Releasing the Lens and #4/5 Mirror Unit Lock
32
Fuser Unit Set up
32
A Removing the Fuser Unit
32
B Tensioning the Heat Roller
32
C Installing the Cleaning Roller
32
Cleaning Corona Units
33
A Clean the Main Corona Unit
33
B Clean the Transfer/Separation Corona Wires
34
Installing Accessories
34
A Install the Copy Receive Tray
34
Setting up the Upper Paper Cassette
35
A Remove the Packing Screw of the Cassette
35
B Removing the Cassette
35
C Change the Size Using the Side Plates F and R
35
D Insert the Rear Plate
35
E Set the Size Detect Spacer
35
F Change the Paper Size Indication Plate
35
G Set the Cassette
36
H Load Paper
36
Set up the Lower Paper Cassette
36
A Remove the Packing Screw of the Cassette
36
B Change the Size Using the Side Plates F and R
36
C Change the Size of the Rear Plate
36
D Set the Size Detect Spacer
36
E Change the Paper Size Indication Plate
37
Lens Lock Release
37
A Removing the Lens and Releasing the Lens Lock
37
Setting the Developing Unit
38
A Supplying Developer
38
Toner Density Sensor Level Adjustment
38
A Developing Unit Level Adjustment
38
Toner Supply
38
A Toner Supply
38
Label Attachment
39
A Label Attachment
39
Sf-A17/A56
40
Remove the Document Cover
40
Mount the ADF Onto the Copier
40
Adjust the Angle of ADF
41
Connect the ADF Connectors
41
Connect the ADF Tray Connector
41
Attach the Tray
41
Set the Mode
42
Adjust the Center of the Copy
42
Adjust the Position of the Leading Edge of Original
42
Sf-S53
43
Mounting of the Staple Sorter Onto the Copier
45
Staple Sorter Operation Check
47
Sf-S52
49
Sf-S18
54
Mount the Lock Plate
54
Mount the Support Guide
54
Remove the Cut-Outs
55
Insert the Spacers
55
Mount the Sorter Seat
55
Mount the Sorter Seat Cover
55
Mount the Sorter
55
Mount the Stopper
56
Remove the Sorter's Front Cabinet Panel
56
Attach the Sorter to the Sorter Seat
56
Mount the Sorter's Front Cabinet Panel
56
Connect the Sorter Connector
57
Set the Mode
57
SF-S15 (20-Bin Sorter)
57
Install the Support Guide
57
Mount the Sorter Seat to the Desk
58
Remove the Front Panel of the Sorter
58
Place the Sorter on the Sorter Seat
58
Remove the Rear Cabinet Panel from the Copier and Cut out the Notch in the Cabinet Panel
58
Connect the Sorter Connectors
59
Reattach the Rear Cabinet Panel
59
Reattach the Front Panel of the Sorter
59
Adjust the Clearance between the Sorter and the Copier
59
Set the Mode
59
Sf-D20/Sf-D21
60
Place the Copier on the Desk
60
Secure the Copier to the Desk
60
Remove the Rear Cabinet Panel from the Copier
61
Connect the Desk Relay Harness
61
Remount the Rear Cabinet Panel Onto the Copier
61
Move the Copier to the Desired Installation Location
61
Lock the Casters
61
Lower the Adjuster to Secure the Desk in Place
61
Pull out the Paper Cassette
61
Adjust the Positions of the Front and Rear Side Plates
62
Adjust the Position of the Rear Edge Plate
62
Set the Paper Size Detection Spacer
62
Change the Paper Size Indicator
62
Re-Insert the Paper Cassette
63
Place the Paper in the Cassette
63
Set the Mode
63
Pull out the Large-Capacity Paper Cassette
63
Adjust the Positions of the Front and Rear Paper Guides
63
Adjust the Position of the Rear Edge Paper Guide
64
Set the Paper Size Detection Spacer
64
Change the Paper Size Indicator
64
Re-Insert the Large-Capacity Paper Cassette
64
Place the Paper in the Cassette
64
Set the Mode
65
Sf-Ic11
65
To Change the Size Setting of Side Plate F and Side Plate R
66
To Change the Size Position of the Rear End Plate
66
To Set the Size Detection Spacer
66
To Change the Paper Size Indication Plate
67
To Install the Cassette Main Unit on the Paper Tray
67
Sf-Dm11
67
To Remove the Rear Cabinet of the Copier Main Unit
67
To Install the ADU Drive Unit
68
To Install the Rear Cabinet of the Copier Main Unit
68
To Remove the Toner Collecting Container
68
To Remove the Cover Plate
68
To Install the ADU Unit
68
To Install the Right Stopper
68
To Install the Toner Collecting Container
69
To Check and Adjust the Matching Guide
69
To Adjust the Center Dislocation
69
Sf-Cm11
70
Remove the Rear Cabinet Panel from the Copier
70
Install the Lift-Up Unit
70
Remount the Rear Cabinet Panel Onto the Desk
70
Remove the Cover Plate
71
Install the Paper Feed Unit
71
Remove the Packing Screw from the Paper Cassette
71
Change the Positions of the Front and Rear Side Plates
71
Position the Rear Edge Plate
71
Set the Paper Size Detection Spacer
72
Change the Paper Size Indicator
72
Fit the Paper Cassette Guides into the Guide Rails
72
Mount the Right Stopper
72
Install the Paper Cassette
72
Place the Paper
73
Adjust any Center Misalignment
73
6 ] Disassembly and Reassemb17
74
Process Unit
74
Manual Feed Multicopy Unit
76
Paper Feed Unit
78
Transport Baseplate Unit
80
Fuser Unit
82
Duplex Copy Unit
84
Rear Frame Side Major Components
86
Optical Unit
90
Developing Unit
95
Position Adjustment of Developing Magnet Roller Main Pole
95
Developing Bias Adjustment
96
Notes on Installing Various Rollers of the Developing Unit
96
Notes on Applying the Developing Side Seals (Front and Rear)
96
Processing Unit
97
Adjustment of Blank Lamp Position
97
Adjustment of High-Voltage Output Balance
97
Applying the Special Measuring Tool
97
Adjusting the Transfer Charger Current
98
Checking the Electrostatic Main Charger Current
99
Adjusting the Electrostatic Main Charger Grid Voltage
99
Adjusting the Separation Charger Output
100
Notes on Maintenance for High-Voltage Units
100
Electrostatic Charger Unit
100
Transfer/Separation Charger Unit
100
Optical System
101
Adjusting the Reference Position of Lens
102
Adjusting the Reference Position of 4. and 5. Mirror
102
Adjusting the Longitudinal Magnification
102
Adjusting the Resolution
103
Adjusting the Lateral Magnification
104
Inputting the Lens Travel Correction Value
104
Correcting the Longitudinal Distortion
106
Correcting the Lateral Distortion
107
Adjusting the Center Deviation
108
Adjusting the Exposure Balance
108
Adjusting the Copy
109
Adjustment of Copy Density
111
When Must the Copy Density be Adjusted
111
Notes on Adjustment of Copy Density
111
Procedure for Copy Density Adjustment
111
Initial Setting of Auto-Exposure Density Level (User Adjustment)
111
Initial Setting of TSM Mode (User Adjustment)
111
Adjustment of AE Sensor Level
112
Setting of Drum Sensitivity
112
Setting of Test Chart
112
Adjustment of Copy Density
115
Adjustments Relating to Process Control
116
8 ] Simulation and Diagnostics
118
Simulation
118
Introduction
118
Purpose
118
Simulation Execution Procedure
118
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