HP DesignJet 1050c InkJet Printer "black print" Questions

Black ink started to print blue/mauve Working fine then black ink started to print a faded blue colour with black printing only towards the bottom of the sheet. Ink levels and printheads ok. Tried ...

print. These lines are also if I add some object in corel for example. But when printing picture without anything added to it, the printer works great. Any idea? Check for updated firmware and drivers

print look as dark as the designjet. is there a wey to tweek the laserjet? It si not possible because the %darkness of the black ink and the black toner. The first is near 93% black and the toner even

black smudges of ink along sides of paper or within 2" of edge of paper. This is especially noticeable when trying to print index cards. I have tried various thicknesses of paper and cards, but seldom

black cartridge, the same model that the old one. The plotter print but there is no ink on the page. Blocked print head nozzles Inkjet printers need to be used frequently to prevent blocked print head

black and white. A print preview will only show up in black and white. How can I get it to print color? Try using the HP Print Diagnostic Utility in Windows - HP Customer Care (United States - English

print solid black images darker? We use this printer to print on clear film for screen printing and the darker the print, the easier it is to wash out. We have printed using the complete CMYK spectrum

BLACK IS PRINTING DASHED LINES change your print Head\ if the printer does not have a separate print head, just replace the black cartridge

...designjet 800 prints black as pale blue Trying to print a pdf as black but it is coming out in pale blue color black ink is empty..or do the printer head cleaning procedure to the printer

...symptoms you described. Purge the tube system and replace the black print head (unless you can disassemble and refill with ink - something I have not tried). Try this: Designjet Ink Tube Priming ...