MUTOH Valuevet VJ-628X Maintenance Manual page 43

2.3 Troubleshooting Without Error Messages
No. Symptom
7 The page is printed blocky. 1.
2.
8 Images are printed unevenly. 3.
9 Lines in the CR direction look
split.
10 White or black lines appear on
printed media.
4.
5.
6.
7.
8.
9.
10. If roll media is used, does Roll media holder rotate
11. Is the tension of X speed reduction belt adjusted to the
2.3.3 Printing Problems
Table 2-8 Symptoms, Check Items and Actions for Printing Problems(Continued)
Check item
Ask the user of he/she is performing maintenance.
Is the printer used in an environment within the range of
operating conditions?
Did you print immediately after initial ink charge?
Is the media feed compensation value correct?
Is Head adjusted correctly?
Are the nozzles of Head clogged?
Is a recommended print mode used?
Have the effects been changed?
Is the media contaminated?
Does Suction FAN correctly operate in "Test: Fan" in the
self-diagnosis function?
smoothly?
specified value?
Action
If the plotter is used immediately after initial ink
replenishment is complete, the following results
may occur.
If the plotter is used immediately after initial ink
replenishment is complete, the following results
may occur.
• Printed lines become blurred.
• White lines appear in the printed
media.
In such cases, perform cleaning two to three
times before printing, and then check the printing
result.
If there is no improvement in the print result even
after performing cleaning, leave the plotter
unused for an hour or more.
Set media feed compensation value to more than
500mm to adjust.
When replacing Head, adjust it using the self-
diagnosis function (Excluding the input of Head
rank.)
Perform cleaning.
If the mode was set to Banner mode, instruct the
user that it is not guaranteed
Wipe it with dry cloth, or replace it.
• Check the connection of Suction FAN
relay.
• Replace Suction FAN's cable which
doesn't work properly.
• Replace Suction FAN.
Adjust the mounting position of Roll media holder
.
Replace Roll media holder.
Adjust X speed reduction belt tension.
VJ628XE-M-00
Reference
"9.5Choosing Place for the
Printer
Operation Manual
"5.12Media Feed Menu
"4.2Adjustment Item
"2.3.3Printing Problems
Operation Manual
Operation Manual
"3.5.10Replacing MAIN Board
-
"4.4X Speed Reduction Belt
Tension Adjustment
43