Telephone Base Installation - AT&T TL74458 User Manual

Getting started

Telephone base installation

If you subscribe to high-speed Internet service (Digital Subscriber Line - DSL)
through your telephone lines, you must install a DSL filter between the
telephone base and the telephone wall jack. The filter will prevent noise
and caller ID problems caused by DSL interference. Please contact your DSL
service provider for more information about DSL filters.
Install the telephone base as shown below.
Telephone base installation
1. Plug the small end of the
telephone base power adapter
into the power jack at the
bottom of the telephone base.
4. Plug the telephone
base power adapter
into an electrical
outlet not controlled
by a wall switch.
IMPORTANT INFORMATION
1. Use only the power adapters supplied with this product or equivalent. To order a replacement
power adapter, visit our website at
1 (800) 222-3111
2. The power adapters are intended to be correctly oriented in a vertical or floor mount position.
The prongs are not designed to hold the plug in place if it is plugged into a ceiling, under-
the-table or cabinet outlet.
2. Plug one end of the
telephone line cord into
the telephone jack at the
bottom of the telephone
base.
6. Plug the coiled handset cord into the
the left of the telephone base.
www.telephones.att.com
1 (866) 288-4268
. In Canada, dial
6
3. Route cords
through slots.
DSL filter (not included,
required for DSL users).
Telephone line
cord
5. Plug the other end
of the telephone
line cord into a
telephone jack.
jack at
, or call
.