The Manualslib and Retrevo websites offer Sharp user manuals. These sites offer manuals of different Sharp products available in the market. Neither of these sites require you to log in nor pay a fee to be able to access the guides.
On the main page of Manualslib is a table that contains the various categories of available Sharp manuals. Select the correct category and you are able to download the manual. The same applies to the Retrevo site. Know the right model of your Sharp device to be able to get the right guide. Manualslib has over 10,000 Sharp manuals, as of 2015.