print head problem

One of our K print heads are blocked like around 40% of it (attached a nozzle test print) the printed has printed around 20k m2 of material, we have spoken with Canon and the current assessment is to replace the print head, but we are over the AMC parameters so its gonna ..... do you'll have any...

Recently bought a roland XR-640 that had been sitting for a few months due to last owner buying the latest model. It was stored in unfavorable conditions being that the carriage was in the center of track and not in capping station. I recently bought all new maintenance parts (wiper, felt...

I'm printing Magic PhotoArt230 paper (230gsm) on a HP Latex 115 and starting to have some print trouble which wasn't there at first. Been printing this paper for a few months now with no problems and using the HP Heavy Matte Paper print profile. Now I'm starting to get drag marks from the print...

Hello, Iam having problems with printing with my Valuejet 1304: First of all: the Yellow was not printing so i have changed the maintenance station. Still it didn't work, so i continue further to take out the head and did a head soak. From there the problem started, then no printing at all...

Hi All, forgive my cluelessness here... I just bought my first solvent printer, an old SP540v and think I made a big mistake in taking out the carts while transporting it home on a crazy-hot day a week back. Before buying it (about an hour away) I saw it print and it had a good nozzle check. I...

Hi Guys, Had an old thread however not had much luck with it. I have a xc-540 and I have no magenta or cyan what so ever I believed this to be a issue with the fuse as someone said I could have blown the fuse when I was trying to fix my 'sensor eye error' I have since ordered 3 fuses and...

Over the course of a couple months I started having banding issues and started having trouble printing red and started getting mixed ink dropping in puddles and splatters on the edges of the media. When preforming a nozzle check I'm missing a lot of nozzles on each channel except one. After the...

hello , Images included of test print & image of as follows first A c=100 , m=100 , y=100 , k=100 2nd A c=0 , m=100 , y=0 , k=0 3rd A c=0 , m=0 , y=100 , k=0 4th A c=0 , m=0 , y=0 , k=100 5th A c=100 , m=0 , y=0 , k=0 Colours printed perfectly , just having this issue with black ! is this...

Hello All, I just replaced my black/cyan print head, and now when I do a test print I am getting two sets of Magenta and Yellow printing! Image attached. I have done numerous power cleans, and have even syringed ink through the lines (to no avail). Any suggestions - would be welcome. Image attached.

I have a cheapo UV flatbed printer that is based on the Epson 7880 and the DX5 printhead. CMYK+WWWW. I have had good success but this always comes with hours of frustration. Many issues, and most of them stem from the UV white ink. If you know the 7880, it has the 4 ink cartridges on the...

Hello, I'm new in this fantastic forum, so I'm not sure whether I'm writing in the correct place. I've signed up to try and find a solution to a big problem I have with my Roland VS 640. I hope someone out there will be so kind as to help me. It all started with a banning in blue and red...

Coming here from Luminous Landscapes. I hear this is where the printing pros hang out. I'm looking for a printer diagnosis based, if possible, from nozzle check patterns. I'm attaching a photo of two from dates one month apart. As you can see, the yellow and LLK are getting worse. These two...