att 5870 Manuale Utente

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1

Make sure the base is off.

2

Press * * *. You will hear a tone and the 
IN USE light will flash.

3

Press 0. If the IN USE light goes on, you have
selected TONE. If the light goes off, you have
selected PULSE. Press 0 again to change your
selection.

4

Press # to save your selection
— OR —
Press * to exit without saving.

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91-5431-10-00_ATT5870_R0JUN040  2/5/03  4:03 PM  Page 21