Oki Data CONFIDENTIAL
45762101TH Rev.1
2-64
2. TROUBLESHOOTING PROCEDURES
In case of error printing
•
Does the contact plate of the transfer roller contact the TR terminal of the high-
voltage power supply unit properly? (See Figure 2-3, Section 6.2 (9))
•
No
Adjust the contact plate so that it contacts the TR terminal of
the high-voltage power supply unit properly.
•
Yes
Replace transfer roller.
•
Has the problem been solved?
•
Yes
Completed
•
No
Is LED Head installed properly? (Check the HEAD connector of main
board and PC connector of LED Head.)
•
No
Install LED Head properly.
•
Yes
Replace LED Head or Head cable.
•
Has the problem been solved?
• Yes
Completed
•
No
Replace the main board or high-voltage power supply unit.
Vertical white belt/ White line
• Is the LED lens dirty?
• Yes
Clean the LED lens.
• No
Does the contact plate of the transfer roller contact the TR terminal of
the high-voltage power supply unit properly? (See Figure 2-3, Section
6.2 (9))
•No
Adjust the contact plate so that it contacts the TR terminal of
the high-voltage power supply unit properly.
• Yes
Replace the transfer roller.
• Has the trouble been solved?
• Yes
Completed.
• No
Is the backup roller surface normal?
• No
Replace the fuser Assy.
• Yes
Is the LED head appropriately installed? (Check the HEAD connector
of the main board and the PC connector of the LED head.)
• No
Install the LED head appropriately.
• Yes
Replace the LED head.
• Has the trouble been solved?
• Yes
Completed.
• Yes
Replace the image drum cartridge.
• Has the trouble been solved?
• No
Replace the main board or high-voltage power supply unit.
In case of inefficient fusing (If touch by hand the character or image that are printed
on paper will be faded or unstuck.)
• Is the specified paper used?
• No
Use the specified paper.
• Yes
Is the backup roller surface normal?
• No
Replace the fuser Assy.
• Yes
Does the contact plate of the fuser Assy contact the base plate
properly? (See Figure 2-4.)
• No
Adjust the contact plate of the fuser Assy so that it contacts the
base plate properly.
• Yes
Replace Fuser Assy.
• Has the problem been solved?
• Yes
Completed
• No
Replace the main board or high-voltage power supply unit.
