HP C5180 Only black in printing, cause error

try follow  this step
Consider These Things
1. The black cartridge contains 10 ml of ink.
2. The color cartridges contain 4 ml of ink.
3. At the start of every print job ink is consumed during printhead priming, almost certainly regardless of whether a particular color will to be used. Bottom Line: Print cartridges are going to be eventually consumed whether they are 'used' or not.

If you are looking for cartridge mileage and economy I suggest one of the "oldies but goodies" like the Deskjet 960C (42 ml of ink in the black cartridge). Your current printer is optimized for printing photos and not general purpose printing. My 960C has the black only mode and seems to use the black cartridge exclusively, and also prints excellent color photos. Bells and whistles, no, but great for general purpose printing. They are out of production but working samples can be refurbed to like-new condition easily. The only caveat is that Windows Vista will not support all of their features. Use your C5180 for projects where it excels.

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Ink System Failure On HP C7280

A. - Press and hold the #*# key.

B. - Press the ### key and release both keys.

Display should say #Enter Special Key Combo#

C. - Press and release in sequence the #1#, #2# and #3# buttons.

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Xante Ilumina Codes Oki 9800

1) Power ON printer while holding "+(up)" & "-(down)" and "help" buttons until “OKIUSER” message apear in LCD
2) Press + or - button until “ENGINE DIAG MODE” is displayed;
3) Press "ENTER", will be displayed "DIAGNOSTIC MODE XX.XX.XX S-MODE"
4) Press + or - button until “NV-RAM INITIAL” is displayed
5) Press "ENTER" again;
6) Will appear "TABLE 1" message;
7) Press "ENTER" until "EXECUTING RESET" message appear. the "NV-RAM

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