HP LaserJet M2727 MFP - Software Technical Reference

2. The Fax Setup Dial prefix? screen appears.
Figure 2-113 Fax Setup Utility – Fax Identification: Dial prefix? screen
If you do not need to dial a prefix number to send a fax, select No, I do not need to enter any
numbers before the fax number..
If you need to dial a prefix number to send a fax, select Yes, I need to enter a dial prefix before
the fax number., and then type the number in the Dial prefix field.
Click Next.
ENWW Fax Setup Utility 155
Software description