Sharp Z-20/21 Manuals

Manuals and User Guides for Sharp Z-20/21. We have 1 Sharp Z-20/21 manual available for free PDF download: Service Manual

Sharp Z-20/21 Service Manual (81 pages)

Brand: Sharp | Category: Copier | Size: 2 MB

Table of Contents
1
1 ] Basic Specifications
3
2 ] External View and Operation Panel Functional Descriptions
4
Operation Panel
4
Display Descriptions
5
3 ] Unpacking and
7
3 ] Installation and Storage
7
Unpacking
7
A Word on Copier Installation
7
Set-Up
7
4 ] Supplies
8
Drum Cartridge, TD Cartridge
8
5 ] Internal Structure
9
How to Identify the Production Control Number
9
PWB Arrangement
9
Motors, Solenoids, Switches
10
Sensors, Thermistor, Thermostat
10
6 ] Copy Process
11
Copy Process Diagram
11
Image Forming Process
11
Detailed Description of Image Forming Process
11
7 ] Operational Descriptions
14
Optical System
14
Optical System Outline
14
Void Area and Image Loss
14
Paper Feed Section
14
Paper Feed Section Outline
14
Outline of Paper Feed Operation
15
Drive Section
15
Document Table Drive Section
15
Outline
15
Outline of Operation
16
Others
16
Fusing Temperature Control
16
Toner Empty Control
17
8 ] Disassembly, Assembly
18
8 ] Disassembly and Assembly
18
Document Cover Disassembly
18
Document Table Disassembly
18
Top Cabinet Disassembly
18
Operation Panel Disassembly
19
Copy Lamp PWB Disassembly
19
AE Sensor Removal
19
Main PWB Disassembly
19
Drive Unit Disassembly
20
Drive Motor Disassembly
22
Power PWB Disassembly
22
Lower Heat Roller Disassembly
22
Heater Lamp Disassembly
22
Fusing Separation Pawl Disassembly
23
Upper Heat Roller Disassembly
23
Paper Feed Unit and Resist Roller Removal (Z-26)
23
9 ] Simulation and Self Diagnosics
24
9 ] Simulation and Self Diagnostics
24
Simulation
24
Self Diag Functions
28
Adjustments
29
Lead Edge Adjustment
29
Exposure Adjustment
30
Drum Cartridge Replacement
32
Drum Cartridge Replacement Timing
32
Drum Cartridge Replacement Procedure
32
Counter Clear
33
Circuit Diagram
34
Block Diagram
34
Main P.w.b Cpu (Ic203) Signal Name
35
Ac Power Supply Circuit: 100V Series
36
Ac Power Supply Circuit: 200V Series
37
POWER SUPPLY P.W.B. CIRCUIT - 1/2 (Common Section)
38
POWER SUPPLY P.W.B. CIRCUIT - 2/2 (for Power Unit CPWBF1018FC51 Only)
39
Bias Circuit/P.w.b
40
POWER SUPPLY CIRCUIT - 2/2 (for Power Unit CPWBF1018FC55, 56 Only)
41
Power Supply P.w.b.: 100V Series
42
POWER SUPPLY P.W.B.: 100V SERIES (EX. 2PIN PLUG): for Power Unit CPWBF1042FC** Only
42
POWER SUPPLY P.W.B.: 200V SERIES (EX. 3PIN PLUG): for Power Unit CPWBF1043FC** Only
43
POWER SUPPLY P.W.B.: 200V SERIES (EX. 2PIN PLUG): for Power Unit CPWBF1044FC** Only
43
Main Control Circuit - 1/3 (Cpu Control Section)
44
Main Control Circuit - 2/3 (I/O, Copy Lamp Control Section)
45
MAIN CONTROL CIRCUIT - 3/3 (High Voltage Power Section)
46
Main Control P.w.b
47
Operation Circuit/P.w.b.-1: for Z-21
48
Operation Circuit/P.w.b.-2: for Z-26
49
Copy Lamp Circuit/P.w.b.-1: 100V Series
50
Copy Lamp Circuit/P.w.b.-2: 200V Series
50
MES (Motor Encorder Sensor) CIRCUIT/P.W.B
50
Timing Chart
51
Actual Wiring Chart-1: for Z-21
53
Actual Wiring Chart-2: for Z-26
54
Top Cabinet Unit)
57
Bottom Door Unit)
59
Table Unit)
60
Drive Unit)
60
Bottom Cabinet Unit)
62
Light Source Unit)
65
Main Chassis)
66
(Packing Material & Accessories)
70
Main PWB)
72
Z-21)
74
H )%& B Z-26(Operation PWB B Z-26)
74
(Power Supply PWB)
74
Sharp Corporation
81
Z26
81

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Sharp Z-20/21 Service Manual (81 pages)

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