Telephone operation, Making telephone calls, Prime line – AT&T SBC-420 User Manual

Page 13: Receiving telephone calls, Receiving call waiting calls, Line status indicators, Volume control

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Telephone operation, Making telephone calls, Prime line | Receiving telephone calls, Receiving call waiting calls, Line status indicators, Volume control | AT&T SBC-420 User Manual | Page 13 / 26 Telephone operation, Making telephone calls, Prime line | Receiving telephone calls, Receiving call waiting calls, Line status indicators, Volume control | AT&T SBC-420 User Manual | Page 13 / 26
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