Using New Consumable Units For Testing Purposes; Things To Observe When Analyzing Test Pages - Oki MC-860 / CX2633MFP Service & Troubleshooting Manual

3.2 Using New Consumable Units for Testing Purposes

The MC-860 / CX2633 will allow you to utilize new consumable units for print quality
diagnosis and troubleshooting purposes.
When using new units (Drum, Transfer Belt, Fuser) to assist in troubleshooting,
Note!
you should temporarily set the printer to "Factory Mode"
to factory mode will allow you to use brand new units for testing purposes without
cutting the fuse.
Be sure to reset the printer to "Shipping Mode" when testing is complete.
Caution!
Leaving the printer in Factory Mode may cause erratic operation of the MFP.

3.3 Things to observe when analyzing Test Pages

• Streaks in Process Direction (in the direction of feed, parallel with paper travel)
• Banding in Scan Direction (across the page, perpendicular to paper travel)
• Uneven Density
• Voids
• Repeating Defects
• Mis-registration
Consult the "Repeating Defect Spacing Chart" below.
Note:
Repeating Defects Spacing
Component
Imaging Drum
Developer Roller
Charge Roller
Supply Roller
Fuser Belt
Heat Roller
Transfer Roller
Defect Spacing
94.3 mm
39.7 mm
37.7 mm
58.4 mm
125.5 mm
87.7 mm
50.3 mm
(See Section 2.7.8). Setting
Defect Location
Imaging Unit
Imaging Unit
Imaging Unit
Imaging Unit
Fuser
Fuser
Transfer Unit
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