Question about HP DeskJet 840c InkJet Printer
My printer green light is ON and orange light flashed for a long period and when i switch it OF and i ON it again, the same problem am facing.i have change the cartirage but still the same problem , pressing the orange button to try and tell it that the paper tray is full but to no avail. also when i turn it off and back on it makes the same! help!
Use a tooth brush n dip in a spirit or fuel then clean the catridege head sensor very well for both black and colored then leave it to dry aftyer which reinsert yr ink and check if it still occures and ur sure yu have replaced the ink then the catridge head is bad
Posted on May 26, 2008
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Posted on Jan 02, 2017
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