AT&T Small Business System Speakerphone User Manual page 22

7 Mount the phone on the wall.
• Four One-Line Jacks (To use this installation option, you'll
need to purchase and install a blank wall plate.
Two-line
adapters
Modular
telephone Jacks
Lines 1 and 2
Modular
telephone
jacks
Lines 3 and 4
Power
adapter
continued on page 18
)
Blank
wall
plate
Standard
electrical
outlet
17