Muting The Microphone; Phone Book - BMW 128i Owner's Manual

4. Dial the new phone number or select it from
a list.
"Return"
The call on hold is continued.
Switching between two calls, toggling
Active call: highlighted.
The call on hold is identified with:
"on hold...".
"Swap calls"
The phone switches to the call on hold.
Establishing a conference call
Two calls can be connected to a single tele-
phone conference call.
1. Establish two calls.
2. "Conference call"
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When terminating a conference call, both calls
are ended. If one call is terminated by another
party, the other call can be continued.

Muting the microphone

The microphone can be muted in active calls.
1. "Telephone"
2. "Active calls"
3. "Microphone mute"
The muted microphone is automatically acti-
vated:
> If a new call is made.
> When switching between callers on hold.
Keypad dialing
Use keypad dialing to gain access to network
services or to control devices, e.g. to remotely
access an answering machine. This requires
the DTMF code.
1. "Telephone"
2. Select contact from a list or "Dial number"
3. "Keypad dialing"
4. Enter a DTMF code.

Phone book

Displays
The phone book accesses the contacts of the
telephone and shows all contacts for which a
phone number is entered. The entries can be
selected to make a call.
1. "Telephone"
2. "Phone book"