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Toshiba e-STUDIO 2500c, e-STUDIO 3500c, e-STUDIO 3510c, Service Manual
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Toshiba e-STUDIO 2500c, e-STUDIO 3500c, e-STUDIO 3510c copier.
You can print, zoom or read any diagram, picture or page from this Service Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Toshiba e-STUDIO 2500c, e-STUDIO 3500c, e-STUDIO 3510c photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:
1. SPECIFICATIONS/ACCESSORIES/OPTIONS/SUPPLIES
1.1 Specifications
1.2 Accessories
1.3 Options
1.4 Supplies
1.5 System List
2. OUTLINE OF THE MACHINE
2.1 Sectional View
2.2 Electric Parts Layout
2.3 Symbols and Functions of Various Components
2.4 System Block Diagram
2.5 Disassembly and Replacement of Covers
2.6 Removal and Installation of Boards
2.7 Disassembly and Replacement of Covers
3. COPY PROCESS
3.1 Expression of Colors and 4-Step Copy Process
3.2 Details of Copying Process
3.3 Details of Copying Process
3.4 Comparison with e-STUDIO281c/351c/451c
4. GENERAL OPERATION
4.1 Overview of Operation
4.2 Description of Operation
4.2.1 Warming-up
4.2.2 Ready (ready for copying)
4.2.3 Drawer feed copying (1st drawer paper feeding)
4.2.4 Bypass feed copying
4.2.5 Interruption copying
4.3 Detection of Abnormality
4.3.1 Types of abnormality
4.3.2 Description of abnormality
4.4 Flow Chart
4.4.1 Power ON to ready
4.4.2 Automatic feed copying
5. CONTROL PANEL
5.1 General Description
5.2 Items Shown on the Display Panel
5.2.1 Display
5.2.2 Message
5.3 Relation between the Equipment State and Operator�s Operation
5.4 Description of Operation
5.4.1 Dot matrix LCD circuit
5.4.2 LED display circuit
5.5 Disassembly and Replacement
6 SCANNER
6.1 General Description
6.2 Construction
6.3 Functions
6.4 Description of Operation
6.4.1 Scanning operation
6.4.2 Initialization at power-ON
6.5 Electric Circuit Description
6.5.1 Scan motor control circuit
6.5.2 Exposure Lamp Control Circuit
6.5.3 General Description of CCD Control
6.5.4 Automatic Original Size Detection Circuit
6.6 Disassembly and Replacement
7. IMAGE PROCESSING
7.1 General Description
7.2 Configuration
7.3 IMAGE PROCESSING PC BOARD (IMG)
7.3.1 Features
7.3.2 Functions of image processing circuit
7.4 SYSTEM CONTROL PC BOARD (SYS)
7.4.1 Features
7.4.2 Functions of image processing circuit
7.5 LOGIC PC BOARD (LGC)
7.5.1 Features
7.5.2 Functions of image processing circuit
8. LASER OPTICAL UNIT
8.1 General Description
8.2 Structure
8.3 Electric Circuit Description
8.3.1 Laser diode control circuit
8.3.2 Polygonal motor control circuit
8.3.3 Mirror motor control circuit
8.4 Disassembly and Replacement
9. DRIVE SYSTEM
9.1 General Description
10. PAPER FEEDING SYSTEM
10.1 General Descriptions
10.2 Composition
10.3 Functions
10.4 Description of Operation
10.4.1 Drive of rollers
10.4.2 Operation of bypass pickup roller
10.4.3 Operation of drawer pickup roller
10.4.4 Separation of paper
10.4.5 General operation
10.5 Electric Circuit Description
10.5.1 Tray-up motor control circuit
10.5.2 Registration motor control circuit
10.5.3 Feed/Transport motor control circuit
10.6 Disassembly and Replacement
11. PROCESS UNIT RELATED SECTION
11.1 General description
11.2 Composition
11.3 Functions
11.4 Electric Circuit Description
11.4.1 High-voltage transformer control circuit
11.4.2 Drum Temperature Detection Circuit
11.4.3 Drum motor control circuit
11.4.4 Drum switching motor control circuit
11.5 Disassembly and Replacement
12. DEVELOPER UNIT
12.1 General Description
12.2 Composition
12.3 Functions
12.4 Electrical Circuit Description
12.4.1 Temperature/humidity detection circuit
12.4.2 Toner motor control circuit
12.4.3 Used toner motor control circuit
12.4.4 Auto-toner Circuit
12.5 Disassembly and Replacement
13. TRANSFER UNIT
13.1 General Descriptions
13.2 Composition
13.3 Functions
13.4 General description of operation
13.4.1 Printing in the color modes
13.4.2 Printing in the black mode
13.4.3 Color registration control
13.5 Electric Circuit Description
13.5.1 Transfer belt motor control circuit
13.5.2 1st transfer roller cam motor control circuit
13.6 Disassembly and Replacement
14. IMAGE QUALITY CONTROL
14.1 General Description
14.2 Composition
14.3 Principle of the Sensor
14.4 Flow Chart of Control Procedure
14.5 Disassembly and Replacement
15. FUSER UNIT / PAPER EXIT SECTION
15.1 General Description
15.2 Composition
15.3 Functions
15.4 Description of Operation
15.5 Electric Circuit Description
15.5.1 Fuser unit control circuit
15.5.2 Fuser motor control circuit
15.5.3 Exit motor control circuit
15.5.4 Fuser unit use status determining circuit
15.6 Disassembly and Replacement
16. AUTOMATIC DUPLEXING UNIT (ADU)
16.1 General Description
16.2 Composition
16.3 Functions
16.4 Drive of ADU
16.5 Description of Operations
16.6 Flow Chart
16.7 Disassembly and Replacement
17. POWER SUPPLY UNIT
17.1 Construction
17.2 Operation of DC Output Circuits
17.3 Output Channel
17.4 Fuse
17.5 Configuration of Power Supply Unit
17.6 Sequence of Power Supply
17.7 AC Wire Harness
18 PC BOARDS
Numbers of pages: 402.
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