Konica Minolta QMS pagepro 12XX Service Manual.pdf
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NC-L601 H.book
PagePro 1200 Series Service Manual
P/N 1750056-001
PagePro 1200 Series Table of Contents
Contents
1. Safety Precautions for Inspection and Service ............................................................5
1-1. Warning ..............................................................................................................5
1-2. Caution ...............................................................................................................7
1-3. Used Batteries Precautions .................................................................................9
1-4. Other Precautions ............................................................................................. 10
1-5. Precautions for Service .................................................................................... 10
1-6. Safety information ............................................................................................ 12
1-7. Laser Safety Label ........................................................................................... 15
1-8. Laser Caution Label ......................................................................................... 15
1-9. PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT ................. 16
2. Installation .................................................................................................................17
2-1. Installation Environment .................................................................................. 17
2-2. Usage Environment .......................................................................................... 17
2-3. Installing the Power Supply ............................................................................. 17
2-4. Installation Space ............................................................................................. 18
3. General Information .................................................................................................. 21
3-1. Specifications ................................................................................................... 21
3-2. Parts Identification ........................................................................................... 25
3-3. Components Layout ......................................................................................... 28
3-4. Drive Section .................................................................................................... 29
3-5. Electrical Components Layout ......................................................................... 30
3-6. Electrical Parts Function .................................................................................. 33
3-7. Explanation of Control Panel ........................................................................... 35
3-8. Electrical Service Parts on P.W.Boards ........................................................... 40
3-9. Timing Chart .................................................................................................... 44
4. Mechanical/Electrical ................................................................................................ 45
4-1. Paper Path ........................................................................................................ 45
4-2. Paper Take-up Section ..................................................................................... 46
4-3. Drum Charge .................................................................................................... 49
4-4. Laser Exposure ................................................................................................. 50
4-5. Development .................................................................................................... 52
4-6. Image Transfer ................................................................................................. 54
4-7. Fusing ............................................................................................................... 54
4-8. Paper Exit ......................................................................................................... 58
5. Precautions for Maintenance/Disassembly ............................................................... 59
5-1. Precautions for Disassembly ............................................................................ 59
5-2. Maintenance Schedule List .............................................................................. 61
5-3. Required Service Tools .................................................................................... 61
5-4. Screws .............................................................................................................. 61
5-5. Disassembly Procedures .................................................................................. 63
6. Adjustment ................................................................................................................ 87
6-1. Adjustment of Image Registration ................................................................... 87
7. Troubleshooting ........................................................................................................ 89
7-1. Paper Misfeed Detection .................................................................................. 89
7-2. PagePro 1250E Malfunction Detection ............................................................ 91
7-3. PagePro 1200W Malfunction Detection .......................................................... 92
iii
PagePro 1200 Series Table of Contents
7-4. Troubleshooting for Paper Misfeeds ................................................................ 93
7-5. Troubleshooting For Malfunctions .................................................................. 95
7-6. Image Quality Troubleshooting ....................................................................... 98
8. Wiring Diagrams .....................................................................................................103
8-1. PagePro 1250E Wiring Diagram ....................................................................103
8-2. PagePro 1200W Wiring Diagram ..................................................................104
iv
PagePro 1200 Series Safety
1. SAFETY PRECAUTIONS FOR INSPECTION AND
SERVICE
• When performing inspection and service procedures, observe the following precautions to prevent
accidents and ensure utmost safety.
• Depending on the model, some of the precautions given in the following do not apply.
• Different markings are used to denote specific meanings as detailed below.
WA R N I N G
• Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate
injury. It may also be used to alert against unsafe practices.
CAUTION
• The following graphic symbols are used to give instructions that need to be observed.
Used to call the service technician attention to what is graphically represented inside the
marking (including a warning).
Used to prohibit the service technician from doing what is graphically represented inside
the marking.
Used to instruct the service technician to do what is graphically represented inside the
marking.
1-1.
Warning
WA R N I N G
1. Always observe precautions.
• Parts requiring special attention in this product will include a label containing the mark
shown on the left plus precautionary notes. Be sure to observe the precautions.
• Be sure to observe the “Safety Information” given in the Operator’s Manual.
2. Before starting the procedures, be sure to unplug the power cord.
• This product contains a high-voltage unit and a circuit with a large current capacity
that may cause an electric shock or burn.
• The product also contains parts that can jerk suddenly and cause injury.
• If this product uses a laser, laser beam leakage may cause eye damage or blindness.
5
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