Three-Way Calling

To initiate three-way calling, press the a call is in progress, and make a second phone call, as button while a call is in progress, and make a second phone call, as described under “Making a Second Call While Current Call is in Progress”. After the second call has established, press and hold the hear a double button until you hear a double beep, indicating that the two calls have been joined into one conference call.

    See also:

    Manual Heating And Air Conditioning
    Manual Temperature Control The Manual Temperature Controls consist of a series of outer rotary dials and inner push knobs. ...

    General Information
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    Manual Operation
    This system offers a full complement of manual override features. NOTE: Each of these features operate independently from each other. If any one feature is controlled manually, temperature cont ...