Ricoh Sharp Corporation
- Sharp SF-2030 Copier
- Sharp SF-2530 Copier
- Sharp SF-2540 Copier
- Sharp SF-2540/N Copier
Sharp SF-2030/SF-2530/SF-2540 /N service manual
Models covered in this manual:
File specifications
File type: ZIP
Language: English
Number of pages: 250
Printable: Yes
Estimated download time: 0.12 Minutes
$4.99
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Product Information
Table of Contents
1. Process (Photoconductor Drum and Cleaning Unit)
- Basic Theory
- Drum
- Cleaning Blade
- Drum Cleaning Roller
- Primary Charging
- Secondary Charging
- Transfer Charging
- Drum Potential Control
- Process Control
- Toner Sensor Control
- Drum Refresh Control
- Separation Charging
- Developer
- Toner Density Sensor
- Toner Replenishment Control
2. Developing Unit
- Basic Theory
- Construction
- Control of Developing Bias Voltage
- Troubleshooting
3. Paper Feed Unit
- Basic Theory
- Paper Feed Mechanism
- Multi-Feeder
- Paper Size Detection
- Paper Detection
- Paper Empty Detection
- Troubleshooting
4. Transport/Fusing Section
- General
- Paper Path
- Registration
- Fusing Section
- Troubleshooting
5. High Voltage Section
- General
- Construction
- High Voltage Circuit
- Troubleshooting
6. Optical Section
- General
- Construction
- Scanner Unit
- Optical Path
- Light Source
- Lens
- Mirror
- Exposure Lamp
- Copy Lamp Control
- CCD
- AE Sensor
- Troubleshooting
7. Electrical Section
- General
- Block Diagram
- Power Supply
- PCU PWB
- MFP PWB
- Fusing Control PWB
- Signal Paths
- Paper Size Detection
- Multi-Feed Detection
- Scanner Home Position Sensor
- Error Codes
- Troubleshooting
8. Functions of PPC Communication System (Option)
- General
- Specifications
- System Construction
- Control Panel
- Communication Interface PCB
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