WorkCentre Pro 423/428
4-52
CHAPTER 4 DISASSEMBLY/ASSEMBLY AND ADJUSTMENT
03/02
4.3 Adjustment
ADJ 7.2.1 IOT Lead Edge Registration
Purpose To align the copy image on the Drum to the
lead edge of the paper.
Check
1. Enter the C/E mode and enter the Chain/Function
Code, “23/12” to print out the built-in Test Pattern
[Grid pattern (4BIT)] onto Tray 1 using A3 size
paper.
2. (Figure-1) Check that the distance from the lead
edge of copy to the specific point is 2.0±0.3mm.
(Figure 1) j0hn4702
Adjustment
1. Enter the C/E mode.
2. Change the setup value of Chain/Function Codes
“20/1”.
•
l When the measured value is shorter: Decrease the
value.
•
l When the measured value is longer: Increase the
value.
Min
Nominal
Max
Set range
102
112
142
Changes
0.26mm / 1Step
ADJ 7.2.2 IOT Side Registration
Purpose To align the copy image on the Drum to the
side edge of the paper.
Check
1. Enter the C/E mode and enter the Chain/Function
Code, “23/12” to print out the built-in Test Pattern
[Grid pattern (4BIT)] onto Tray 1 using A3 size
paper.
2. (Figure-1) Check that the distance from the side
edge of copy to the specific point is 2.0±0.3mm.
(Figure 1) j0hn4703
Adjustment
1. Enter the C/E mode.
2. Change the setup value of Chain/Function Codes
“6/80”. The image is shifted to the front by
increasing the set value.
•
l When the measured value is shorter: Increase the
value.
•
l When the measured value is longer: Decrease the
value.
Min
Nominal
Max
Set range
1
50
99
Changes
0.0423mm / 1Step
ADJ 7.2.3 Edge Erase Amount Adjustment
Purpose To obtain appropriate distances for the both
side edges, the lead edge and the trail edge.
Inst.. Lead Edge and Side Registration should have
already been adjusted.
Inst.. Vertical and horizontal magnification ratios should
already be adjusted.
Check
1. Make a solid black copy with the Platen Cover open
without placing any document.
3. Ensure that the white areas at the lead edge, the
trail edge, the side edge (rear) and the side edge
(front) are 2±1mm.
Adjustment
1. Enter the C/E mode.
4. Change set values for the following Chain/Function
Codes. (By increasing set values, erase amounts
will be increased.)
Содержание WorkCentre Pro 423
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Страница 3: ...WorkCentre Pro 423 428 6HUYLFH 0DQXDO...
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Страница 9: ...INTRODUCTION...
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Страница 24: ...WorkCentre 423 428 03 02 INTRODUCTION 14 7 Translation of Warnings...
Страница 25: ...CHAPTER 1 SERVICE CALL PROCEDURE...
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Страница 28: ...WorkCentre Pro 423 428 1 2 CHAPTER 1 SERVICE CALL PROCEDURE 03 02 1 1 Trimming...
Страница 31: ...CHAPTER 2 TROUBLESHOOTING...
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Страница 76: ...WorkCentre Pro 423 428 2 44 CHAPTER 2 TROUBLESHOOTING 03 02 2 3 Level 2 Troubleshooting...
Страница 242: ...WorkCentre Pro 423 428 2 210 CHAPTER 2 TROUBLESHOOTING 03 02 How to use the Diagnostic C E Mode...
Страница 243: ...CHAPTER 3 IMAGE QUALITY TROUBLESHOOTING...
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Страница 273: ...CHAPTER 4 DISASSEMBLY ASSEMBLY AND ADJUSTMENT...
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Страница 329: ...CHAPTER 5 PARTS LIST...
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Страница 415: ...03 02 5 2 Parts List WorkCentre Pro 423 428 5 85 CHAPTER 5 PARTS LIST...
Страница 416: ...CHAPTER 6 GENERAL...
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Страница 456: ...CHAPTER 7 ELECTRICAL WIRING DIAGRAMS...
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Страница 476: ...CHAPTER 8 ACCESSORIES...
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Страница 535: ...WorkCentre Pro 423 428 8 58 CHAPTER 8 ACCESSORIES 03 02 8 22 Stamp Kit Red...
Страница 536: ...CHAPTER 9 BSD Block Schematic Diagram...
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