Have a question about the HP C6657 but cannot find the answer in the user manual? Perhaps the users of ManualsCat.com can help you answer your question. By filling in the form below, your question will appear below the manual of the HP C6657. Please make sure that you describe your difficulty with the HP C6657 as precisely as you can. The more precies your question is, the higher the chances of quickly receiving an answer from another user. You will automatically be sent an e-mail to inform you when someone has reacted to your question.