Getting started

Telephone base installation

To connect the telephone line cords to the telephone base

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 line cord and the telephone wall jack. The filter prevents noise and caller ID problems caused by DSL interference. Please contact your DSL service provider for more information about DSL filters.

Install the telephone line cords as shown below:

Line 3 + Line 4

Line 2 + Line 1

Electrical outlet not controlled by a wall switch

Power adapter

Telephone line cords

If you have DSL high-speed Internet service, a DSL filter (not included) is required on each DSL line.

L3/L4

L1/L2

L3/L4

L1/L2

Option 1: To connect two 2-line wall jacks

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AT&T SB67118 user manual To connect the telephone line cords to the telephone base