HP LaserJet Enterprise MFP M725 series - Manual (Page 203)

4. Touch the Fax Number field to open the
keypad.
5. Enter a phone number and then touch the OK
button.
6. Touch the Start button to send the fax.
NOTE: You can preview the image at any
time by touching the Preview button in the
upper-right corner of the screen. For more
information about this feature, touch the Help
button on the preview screen.
ENWW Send a fax by entering numbers manually 189