AT&T 983 - Manual (Page 9)

6
Getting started
Tabletop installation
A single two-line wall jack
If there is a single two-line wall jack, use only the black (4-connector) line cord.
Plug one end into the jack labeled
L1 or L1/L2 on the back of the telephone
base. Plug the other end into the wall jack. Make sure the line cord is plugged
firmly into the telephone base and the wall jack.
1. Connect the line cord to the tele-
phone base and wall jack.
2. Plug one end of the coiled handset
cord into the handset. Plug the other
end into the jack on the left side of
the telephone base.
NOTE: This product is designed to operate optimally with two telephone lines.
If you choose to install only one telephone line; the telephone will continue to
operate normally as long as the unused line is not selected. If you experience diffi-
culty, make sure you have pressed the correct
LINE key.
OPER
PQRS TUV WXYZ
ABC DEF
GHI JKL MNO
MIC
After installing the batteries, if you wish to use the telephone on a tabletop, flip
the wall mounting bracket upward.
Line 1 + Line 2