2.3 Troubleshooting Without Error Messages
VJ628XE-M-00
2.3.3 Printing Problems
44
7
The page is printed blocky.
(Continued)
12. Is Cleaning wiper operating properly?
13. How is the condition of Cleaning wiper?
• Check the operation in Wiper endurance
in the self-diagnosis function. Replace
Wiper unit if it does not operate properly.
• After wiping the surface of Cleaning wiper
with the attached Poly-knit wiper, perform
cleaning twice in a row.
• If Cleaning wiper is sticky with ink, replace
it with a new one.
Operation Manual
8
Images are printed unevenly.
(Continued)
14. Is the nozzle surface correctly wiped?
Confirm the mounting status of Wiper, and fix it
correctly.
9
Lines in the CR direction look
split.(Continued)
15. Is T fence dirty?
• Clean T fence.
• If T fence is still dirty after cleaning or
damaged, replace it.
10
White or black lines appear on
printed media(Continued)
16. Does Pressure roller rotate smoothly while Pressure
lever is raised?
If paper dust or pieces of paper is adhered
around Pressure roller, wipe it off with a soft
damp cloth.
Operation Manual
17. Is Pump motor rotating during cleaning operation?
Is ink discharged?
• Correctly plug the connector of MAIN
board again.
• Replace MaintenanceAssy.
• Replace MAIN board.
"3.5.10Replacing MAIN Board
"3.10.7Replacing Maintenance
18. Is Ink tube folded?
• Replace Ink tube and see if the cleaning
operation makes the ink flow.
• When ink flow is confirmed, perform initial
ink charge again.
19. Is the rank of Head actually installed the same as the
registered rank?
Input the correct Head rank.
Table 2-8 Symptoms, Check Items and Actions for Printing Problems(Continued)
No.
Symptom
Check item
Action
Reference