5-10
Phaser 6128MFP Service Manual
Print-Quality Troubleshooting
Blank Print
The entire image area is blank.
Initial Actions
•
Check the paper transfer path.
•
Run the Engine Test print to help isolate the problem between the Image
Processor Board and the MCU Board
•
Check for obstructions or debris in the beam path between the Laser and the
Imaging Units.
•
Ensure there are no debris on the transfer path.
19
Replace the Imaging Unit.
(page 8-8)
Is the image printed correctly?
Complete
Go to step 20.
20
Replace the Dispense Assy
(page 8-91).
Is the image printed correctly?
Complete
Go to step 21.
21
Replace the Laser Unit. (page 8-98)
Is the image printed correctly?
Complete
Replace the IP
Board
(page 8-41)
Troubleshooting Reference Table
Applicable Parts
Example Print
■
Laser Unit Kit (PL4.1.99)
■
Imaging Unit (PL4.1.21)
■
Dispense Assy (PL5.1.1)
■
Toner Cartridge K (PL5.1.21)
■
Toner Cartridge C (PL5.1.22)
■
Toner Cartridge M (PL5.1.23)
■
Toner Cartridge Y (PL5.1.24)
■
Transfer Belt (PL6.1.7)
■
Sub Drive Assembly (PL7.1.1)
■
Main Drive Assembly (PL7.1.2)
■
Feed Drive Assembly (PL7.1.4)
■
IP Board (PL10.6.6)
■
MCU Board (PL10.7.7)
Troubleshooting Procedure Table (continued)
Step
Actions and Questions
Yes
No
Blank Print
Summary of Contents for Phaser 6128 MFP
Page 1: ...Phaser 6128MFP Multi Function Printer Phaser 6128MFP Service Manual ...
Page 2: ......
Page 14: ...xii Phaser 6128MFP Service Manual Contents ...
Page 24: ...xxii Phaser 6128MFP Service Manual ...
Page 54: ...1 30 Phaser 6128MFP Service Manual General Information ...
Page 120: ...2 66 Phaser 6128MFP Service Manual Theory of Operation ...
Page 270: ...3 150 Phaser 6128MFP Service Manual Error Messages and Codes ...
Page 408: ...5 62 Phaser 6128MFP Service Manual Print Quality Troubleshooting ...
Page 420: ...6 12 Phaser 6128MFP Service Manual Adjustments and Calibrations ...
Page 424: ...7 4 Phaser 6128MFP Service Manual Cleaning and Maintenance ...
Page 604: ...I 6 Phaser 6128MFP Service Manual ...
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