AT&T 1782 User Manual page 9

INSTALLATION
L1/L2
Strain Relief Tab
Standard Electrical
Outlet
For two single-line wall jacks with a single two-line phone:
(To use this installation option, you'll need to use the 2-Line Adapter.)
a Plug the 2-Line Adapter into the wall jack that will be used as LINE 1.
b Plug one end of the telephone line cord with blue plugs into the adapter jack
labeled LINE 2. Plug the other end of the cord into the other wall jack.
c Plug one end of a telephone line cord with clear plugs into the adapter jack labeled
PHONE. Plug the other end of the cord into the system jack labeled L1/L2.
d Plug the line cord from the phone into the system jack labeled SET 1/(SET 2).
e Go to Step 2, "Connect the power cord."
6
SET 1/(SET 2)
Telephone Line Cord
Modular
Telephone Jack
2-Line Adapter