Download NEC telephone manuals for free on ManualsOnline.com. Search for the desired model in the search bar, or use the Categories drop-down box to select the appropriate option and browse.
Type the model number into the ManualsOnline.com search bar. If the model number is not known, use the drop-down menu to select Cell Phone for mobile phones or Communications for other types of phones. On the next page, select NEC from the drop-down menu or the Brands box. Use the options given to browse for the correct device. Select the device by clicking on the name, and click Open as PDF to download the manual.