Roland TrueVIS VG2-640 User Manual page 5

Contents
Disposing of Discharged Fluid.................................................................................................................................................... 225
Precautions for Disposing of Discharged Fluid ................................................................................................................. 225
If the Discharged Fluid Disposal Message Appears .......................................................................................................... 226
If the Drain Bottle Exceeds Its Capacity Limit ................................................................................................................... 227
Daily Print Head Check .............................................................................................................................................................. 228
Printing Tests and Normal Cleaning.................................................................................................................................. 228
When Normal Cleaning Is Not Effective..................................................................................................................................... 231
Medium Cleaning Method ............................................................................................................................................... 231
Powerful Cleaning Method............................................................................................................................................... 233
Manual Cleaning........................................................................................................................................................................ 235
When Manual Cleaning Is Necessary ............................................................................................................................... 235
Manual Cleaning Method................................................................................................................................................. 236
Consumable Products and Parts Related to Manual Cleaning ......................................................................................... 242
If Colors Are Uneven.................................................................................................................................................................. 243
Mixing the Ink by Shaking the Pouch Tray ........................................................................................................................ 243
3. Advanced Maintenance...................................................................................................................................... 244
When Uneven Color Issues Occur with White Ink ..................................................................................................................... 245
Damper Cleaning Method ................................................................................................................................................ 245
Handling Severe Dot Drop-out and Dot Displacement .............................................................................................................. 247
Super Cleaning Method.................................................................................................................................................... 247
Partially Restricting the Print Heads Used for Printing ..................................................................................................... 252
Emergency Measure) Cleaning the Print Head Surface.................................................................................................... 254
4. Replacing Consumable Parts .............................................................................................................................. 255
Replacing Parts for Maintenance............................................................................................................................................... 256
Replacing the Wiper and the Tray Pad ............................................................................................................................. 256
Cleaning the Wiper Tray ................................................................................................................................................... 259
Replacing the Blade/Separating Knife ....................................................................................................................................... 262
Replacing the Blade.......................................................................................................................................................... 262
Replacing the Separating Knife......................................................................................................................................... 269
Chapter 5 Troubleshooting Methods...........................................................................................271
1. Output Quality Problems.................................................................................................................................... 272
Printed Results Are Coarse or Contain Horizontal Stripes ......................................................................................................... 273
Do the print heads cause dot drop-out? .......................................................................................................................... 273
Is the print head height appropriate? .............................................................................................................................. 273
Have you carried out feed correction? ............................................................................................................................. 273
Have you carried out correction of the ink landing position (MEDIA GAP ADJ.)? ............................................................ 273
Is the printer installed in a level and stable location? ...................................................................................................... 273
Is the media heating system at a suitable temperature? ................................................................................................. 273
Is the temperature of the room too low?......................................................................................................................... 274
Is the print mode suitable? .............................................................................................................................................. 274
Is the media loaded correctly? ......................................................................................................................................... 274
Are the settings for the [PRESET] menu item appropriate? ............................................................................................. 274
The Media Becomes Soiled When Printed ................................................................................................................................ 275
Do the print heads come into contact with the media?................................................................................................... 275
Are the print heads dirty? ................................................................................................................................................ 275
Are the pinch rollers or the media clamps dirty? ............................................................................................................. 275
Colors Are Unstable or Uneven ................................................................................................................................................. 276
Have you tried mixing the ink by shaking the pouch trays? ............................................................................................. 276
Is the media wrinkled? ..................................................................................................................................................... 276
Was printing paused partway through? ........................................................................................................................... 276
Is the printer installed in a level and stable location? ...................................................................................................... 276
Is the media loaded correctly? ......................................................................................................................................... 276
Are the operating parameters set to appropriate values? ............................................................................................... 276
Are the settings for the [PRESET] menu item appropriate? ............................................................................................. 277
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