HP Photosmart C6280 Printer "black print wont work" Questions

...print black only. You cannot print unless both cartridges are installed and have a decent supply of ink left in them. It doesn't matter if your printing only black and wont need to use the color ...

...print black HP7280 prints all colours etc but wont print black. Replaced the black cartridge, ran head cleaner tooooo many times, talked to HP on phone, talked to livechat help for HP and no success, ...

black ink now it wont print, get error Oxc18c001, have tried taking the ink's out, waiting 2 min's then put inks back, still will not work, same error comes up see if this works, its worth a shot. not

...print black ink. My HP 8050 won't printn in black ink even after placing an new black cartridge in. What can I do to get this to work? Replace all ink cartridges. my printer wont print documents i ...

...print in black cartridge only?  mark on print color..apply..OK.. give print command..Go to paint draw a color drawing, print it.> check colors if its not printing in color it might be drivers ...

...print in black and it wont because a color cartridge is empty is there any way to bypass this Remove the color cartridge, it will run on "Ink economy mode" or something like that. It WILL print from ...

black wont print,whereas all colours are okay. Supposed it was as I had been in hospital for 3 months and ink had dried up, changed ink cartridge but to no avail. 1. The printer head is clogged. 2. ...

print any colour despite having a full colour cartridge brand new in it. wont allow me to service the machine via teh computer...all tests etc show black works fine but colour apparently doesnt exist!

...if that doesn't work, you probably have damaged the contacts somehow, and will need a repairman. PS- your lucky- some printers won't even print in black if there's a problem with a color

black wont print the black cartridge in my hp photosmart c6180 all in one wont work. i tried resetting the machine but the black still wont work. all the other colours work and the black clearly has ...