Output Quality Problems - Roland TrueVIS MG-640 User Manual

Output Quality Problems

306
Output Quality Problems
Printed results are coarse or contain horizontal stripes........................................ 307
Do the print heads cause dot drop-out? .................................................... 307
Is the print head height appropriate? ....................................................... 307
Have you carried out feed correction?...................................................... 307
Have you carried out ink landing position correction "MEDIA GAP ADJ."? ............. 307
Is the printer installed in a level and stable location? ................................... 307
Is the print mode suitable? ................................................................... 308
Is the media loaded correctly? ............................................................... 308
Are the settings for the "PRESET" menu item appropriate?.............................. 308
The media becomes soiled when printed ......................................................... 309
Do the print heads come into contact with the media? .................................. 309
Are the print heads dirty?..................................................................... 309
Are the pinch rollers or the media clamps dirty? ......................................... 309
Colors are unstable or uneven...................................................................... 310
Did you shake the ink cartridges before installing them? ................................ 310
Is the media wrinkled? ........................................................................ 310
Was printing paused partway through? ..................................................... 310
Was cleaning performed during printing?................................................... 310
Is the printer installed in a level and stable location? ................................... 310
Is the media loaded correctly? ............................................................... 310
Are the operating parameters set to appropriate values? ............................... 311
Are the settings for the "PRESET" menu item appropriate?.............................. 311
Are the irradiation windows of the UV-LED devices dirty? ............................... 311
Cutting Is Misaligned or Skewed.................................................................... 312
Is the media loaded correctly? ............................................................... 312
Are the settings for the cutting conditions appropriate? ................................ 312
Is the length of output too long?............................................................. 312
Are you using media that exhibits large expansion and contraction? .................. 312
Is the setting for the "CALIBRATION" menu item (under "CUTTING MENU") cor-
rect? ....................................................................................... 312
Are the pinch rollers placed on the proper locations?.................................... 313
Printing and Cutting Are Misaligned ............................................................... 314
Have you corrected the misalignment of printing and cutting?......................... 314