'General' by dad - Page 1 of 110

[GENERAL]

GENERAL

CONTENTS

1. SAFETY INFORMATION

2. SPECIFICATION

3. PRECAUTIONS FOR INSTALLATION

3-1. Installation Site

3-2. Power Source

3-3. Grounding

4. PRECAUTIONS FOR USE

4-1. To ensure that the copier is used in an optimum condition

4-2. Operating Environment

4-3. Power Requirements

4-4. Note

5. HANDLING OF CONSUMABLES

6. OTHER PRECAUTIONS

7. SYSTEM OPTIONS

MECHANICAL/ ELECTRICAL

CONTENTS

1. CROSS SECTIONAL VIEW

2. COPY PROCESS

3. DRIVE SYSTEM

4. SEQUENTIAL EXPLANATION

5. IMAGE STABILIZATION SYSTEM

5-1. AIDC Sensor

5-2. Image Stabilization System Control

6. PC DRUM SECTION

6-1. PC Drum Drive Mechanism

6-2. Grounding of the PC Drum

7. PC DRUM CHARGING SECTION

8. IMAGE READING SECTION

8-1. Exposure Components Section

8-2. Exposure Lamp Control

8-3. Image Processing Process

8-4. Image Density Control

(1) Auto Exposure Control

(2) Manual Exposure Control

8-5. Scanner and Mirrors Carriage Movement Mechanism

(1) Scanner Movement Mechanism

(2) 2nd/3rd Mirrors Carriage Movement Mechanism

8-6. Scanner Motor Drive Control

9. MEMORY SECTION

9-1. Image Processing Process

10. Original Size Detecting Section

10-1. Original Size Detecting Operation

10-2. Original Size Detecting Sensors Locations

10-3. Original Size Detection

10-4. Original Size Detection Timing

11. PH SECTION

11-1. Image Processing Process

11-2. Laser Emission Timing (SOS Signal)

12. DEVELOPING UNIT SECTION

12-1. Developing Unit Drive Mechanism

12-2. Sleeve/Magnet Roller

12-3. Doctor Blade

12-4. Developing Bias

12-5. ATDC Sensor

(1) ATDC Sensor Automatic Adjustment

12-6. Toner Replenishing Control

12-7. Toner Supply Hole Covering/Uncovering Mechanism

12-8. Toner Bottle Home Position Detection Mechanism

12-9. Toner Bottle Vibration Mechanism

12-10. Main Hopper Toner Replenishing Mechanism

12-11. Main Hopper Locking Mechanism

12-12. Sub Hopper Toner Replenishing Mechanism

12-13. Sub Hopper Toner Empty Detecting Mechanism

13. PAPER TAKE UP/FEED SECTION

13-1. Drawer In Position Detection

13-2. Paper Empty Detection Mechanism

13-3. Drawer Paper Lifting/Lowering Mechanism

13-4. Paper Level Detection Mechanism

13-5. Universal Tray Paper Size Detection Mechanism

13-6. Paper Take Up Mechanism

(1) Paper Separating Mechanism

(2) Paper Pressure Release Mechanism

(3) Paper Take Up Roll Retracting Mechanism

13-7. Paper Take Up Control

(1) Paper Take Up Motor Control

(2) Paper Take Up Retry Control

(3) Paper Take Up Interval Control

(4) Double Feed Paper Take Up Control

13-8. Vertical Transport Drive Mechanism

14. MANUAL FEED TABLE SECTION

14-1. Manual Take Up Roll Pressure Mechanism

14-2. Manual Feed Paper Separating Mechanism

14-3. Manual Feed Paper Empty Detection Mechanism

14-4. Manual Feed Take Up Control

15. TRANSPORT/SYNCHRONIZING ROLLERS SECTION

15-1. Paper Dust Remover

15-2. Transport Roller Drive Mechanism

15-3. Synchronizing Roller Drive Mechanism

16. IMAGE TRANSFER AND PAPER SEPARATION SECTION

16-1. PC Drum Paper Separator Fingers Section

(1) Finger Pressing Detection Mechanism

(2) Finger Back and Forth Detection Mechanism

17. PC DRUM CLEANING SECTION

17-1. Cleaning Blade Moving Mechanism

17-2. Toner Conveying/Collecting Mechanism

18. MAIN ERASE SECTION

19. TRANSPORT SECTION

20. FUSING UNIT SECTION

20-1. Fusing Unit Drive Mechanism

20-2. Fusing Rollers Pressure Mechanism

20-3. Fusing Roller Cleaning Mechanism

(1) Cleaning Web Take Up Mechanism

20-4. Fusing Temperature Control

20-5. Mechanism and Control of Fusing Roller Small-Amount Turning

20-6. CPM Control

21. EXIT/DUPLEX SWITCHING SECTION

21-1. Exit/Duplex Switching Mechanism

22. TURNOVER SECTION

22-1. Turnover Drive Mechanism

22-2. Turnover Control

22-3. Turnover Roller Separation Control

22-4. Turnover/Exit Mechanism

(1) Selection of Turnover or Exit Path

(2) Path for Accommodating Paper Longer Than A4L

23. OTHER MECHANISM

23-1. Memory Backup

23-2. Flash Memory

23-3. Dehumidifying Mechanism

(1) PC Drum Dehumidifying

(2) Paper Dehumidifying Mechanism

23-4. Cooling Mechanism

(1) IR Section Cooling Mechanism

(2) Fusing Section Cooling Mechanism

(3) Copier Interior Cooling Mechanism

(4) Power Supply Section Cooling Mechanism