drop out

I picked up a Roland VG-540 a while back. Had a local sign supply company check it out, walked me through the setup, pretty much immediately had to replace a head due to what looked like a head crash that had happened before I bought it. No issues with it at all, it's been a great machine, until...

Every morning the test print looks like the attached and after 1 reg clean comes back perfect and prints like a champ. Replaced all captops and had the tech install and made sure it's seating correctly. Fairly new heads. It also used to jump from one channel to the next. Now its only on the...

Issue started when running a normal cleaning cycle. The 2 black print heads dropped out. I checked the fuses, and F4 was blown. I replaced the fuse and it blew again. I checked and replaced all cables relating to group A. I swapped the print heads and got a little bit of each black to come...

Hey, I have a VS640 CMYKLcLmWhMt and suddenly all of the prints are ruined about 2min into the print because the Magenta drops out. It will print the nozzle check and all other tests perfectly fine, but when printing an actual job that has a solid colour that contains magenta (dark blue) it...

Hi everyone, I am having an issue with white ink dropping out in the middle of jobs. Has anyone ever experienced this or something similar before? Quick solution or tips for something to check out would be greatly appreciated.