HP Photosmart C4780 Repair Forum
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Scan Failure on second attempt.
accepted HP Photosmart C4780 1 Answer
My inkjet isn't being an inkjet
accepted HP Photosmart C4780 1 Answer
Why is my printer stuck on the screen with the HP logo?
accepted HP Photosmart C4780 4 Answers
Paper will not feed into printer
accepted HP Photosmart C4780 4 Answers
New ink cartridge but says needs new one
accepted HP Photosmart C4780 1 Answer
door open on display
accepted HP Photosmart C4780 2 Answers
Loud ratcheting noise from printer
accepted HP Photosmart C4780 4 Answers
will not connect to a wireless network
accepted HP Photosmart C4780 4 Answers
How to replace a broken scanner glass?
accepted HP Photosmart C4780 3 Answers
I am installing new ink
accepted HP Photosmart C4780 1 Answer
How do I remove the printer cover?
accepted HP Photosmart C4780 2 Answers
My printer wont scan.
accepted HP Photosmart C4780 3 Answers
