Sharp SF-2030/SF-2530/SF-2540 /N service manual

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  • File Size: 6.08 MB
  • File Type: ZIP
  • Language: English
  • Pages: Number of pages: 250 ,
  • Printable: Yes
  • Estimated Download Time: 0.12 Minutes
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Models Covered in this Manual

Ricoh Sharp Corporation

  • Sharp SF-2030 Copier
  • Sharp SF-2530 Copier
  • Sharp SF-2540 Copier
  • Sharp SF-2540/N Copier

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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