Konica Minolta 5430 DL 5440 DL 5450 User Manual
Service manual
Table of contents
Document Outline
- magicolor 5430 DL/magicolor 5440 DL magicolor 5450
- Safety and Important Warning Items
- Main Unit magicolor 5430 DL/magicolor 5440 DL magicolor 5450
- Contents
- I Outline
- II Composition/Operation
- 1. Overall Composition
- 2. Print Head (PH)
- 3. Toner Cartridge (TC) / TC Overall Composition
- 4. Toner Cartridge / Hopper
- 5. Toner Cartridge / Photo Conductor
- 6. Toner Cartridge / Charge Corona Section
- 7. Toner Cartridge / Developing Unit
- 7.1 Composition
- 7.2 Operation
- 7.2.1 Developing drive control
- 7.2.2 Toner flow
- 7.2.3 Developing system
- 7.2.4 Developing bias Vpp control (Ds compensation control)
- 7.2.5 Developing bias duty control (compensation control of the maximum amount of toner sticking to the Transfer Belt)
- 7.2.6 Gamma correction control
- 7.2.7 Cleaning mechanism
- 8. 1st Transfer Section
- 9. 2nd Transfer Section
- 9.1 Composition
- 9.2 Operation
- 9.2.1 2nd Transfer Roller pressure mechanism
- 9.2.2 2nd Transfer Roller pressure position deviation preventive mechanism
- 9.2.3 2nd transfer voltage control
- 9.2.4 2nd transfer voltage setting control (ATVC: Auto Transfer Voltage Control)
- 9.2.5 2nd transfer voltage fine-adjustment control
- 9.2.6 2nd Transfer Roller pressure/retraction failure detection control
- 9.2.7 2nd Transfer Roller cleaning control
- 9.2.8 2nd Transfer Roller cleaning operation timing
- 10. Toner Collecting Section
- 10.1 Composition
- 10.2 Drive
- 10.3 Operation
- 10.3.1 Toner collecting mechanism
- 10.3.2 Toner Collecting Port Shutter mechanism
- 10.3.3 Waste Toner Box locking mechanism
- 10.3.4 Waste Toner Box locked position detection mechanism
- 10.3.5 Waste Toner Box-in-position detection mechanism
- 10.3.6 Waste toner near-full condition detection
- 10.3.7 Waste toner full condition detection control
- 11. AIDC Sensor
- 12. Media Feed Section (magicolor 5430 DL)
- 12.1 Composition
- 12.2 Drive
- 12.3 Operation
- 12.3.1 Paper Lift Plate mechanism
- 12.3.2 Media separation mechanism
- 12.3.3 Media feed control
- 12.3.4 Media supply level detection control
- 12.3.5 Media empty condition detection control
- 12.3.6 Edge Guide Plate
- 12.3.7 Trailing Edge Guide Plate
- 12.3.8 Media size detection control
- 12.3.9 Media misfeed detection control
- 13. Media Feed Section (magicolor 5440 DL/5450)
- 13.1 Composition
- 13.2 Drive
- 13.3 Operation
- 13.3.1 Paper Lift Plate mechanism
- 13.3.2 Paper separation mechanism
- 13.3.3 Paper feed control
- 13.3.4 Paper supply level detection control
- 13.3.5 Paper empty condition detection control
- 13.3.6 Edge Guide Plate
- 13.3.7 Trailing Edge Guide Plate
- 13.3.8 Tray detection control
- 13.3.9 Media misfeed detection control
- 14. Manual Feed Section (magicolor 5440 DL/5450)
- 15. Conveyance Section
- 15.1 Composition
- 15.2 Drive
- 15.3 Operation
- 15.3.1 Conveyance speed control
- 15.3.2 Synchronizing Roller control
- 15.3.3 Control of loop formed before Synchronizing Roller
- 15.3.4 Control of loop formed before 2nd transfer
- 15.3.5 Control of loop formed before fusing section
- 15.3.6 Media neutralization
- 15.3.7 OHP film detection control
- 15.3.8 Media size error detection control
- 15.3.9 Conveyance system media misfeed detection control
- 15.3.10 Control of detection of media left in conveyance system
- 15.3.11 Control of detection of media left in machine upon stoppage of media conveyance
- 15.3.12 Temperature/humidity Sensor
- 16. Fusing Section
- 16.1 Composition
- 16.2 Drive
- 16.3 Operation
- 16.3.1 Fusing Pressure Roller pressure selection mechanism
- 16.3.2 Fusing Pressure Roller drive control
- 16.3.3 Fusing temperature control
- 16.3.4 Fusing temperature control management
- 16.3.5 Warm-up control
- 16.3.6 Post-warm-up control
- 16.3.7 Wait control
- 16.3.8 Print control
- 16.3.9 Post-print control
- 16.3.10 Heater OFF control
- 16.3.11 Heater control
- 16.3.12 PPM control
- 16.4 Malfunction detection
- 16.4.1 Fusing Unit malfunctions
- 16.4.2 Fusing Motor abnormal rotation detection control
- 16.4.3 Warm-up failure detection control
- 16.4.4 Abnormally low temperature detection control
- 16.4.5 Abnormally high temperature detection control
- 16.4.6 Open-circuited Heating Roller Thermistor (incorrect installation) detection control
- 16.4.7 Open-circuited Fusing Pressure Roller Thermistor (incorrect installation) detection control
- 16.4.8 Abnormal temperature increase rate detection control
- 16.4.9 Protection against abnormally high temperature
- 17. Image Stabilization Control
- 18. Miscellaneous
- Lower Feeder Unit
- Contents
- I Outline
- II Composition/Operation
- 1. Overall composition
- 2. Drive
- 3. Operations
- 3.1 Paper feed control
- 3.1.1 Paper Lift Plate mechanism
- 3.1.2 Feed Roller/Vertical Conveyance Roller control
- 3.1.3 Paper separation mechanism
- 3.1.4 Paper detection mechanism
- 3.1.5 Paper supply level detection control
- 3.1.6 Paper empty condition detection control
- 3.1.7 Edge Guide Plate
- 3.1.8 Trailing Edge Guide Plate
- 3.1.9 Paper size detection control
- 3.1.10 Paper reference position adjustment mechanism
- 3.1.11 Paper misfeed detection control
- 3.1 Paper feed control
- Duplex Option Duplex Option