Northern Modular Telephone Benutzerhandbuch

This feature is available only in certain areas and requires additional equipment. It is not available on 
the MSL-100.

The On Hold on Loudspeaker feature allows users such as commodities brokers to monitor one (with 
the optional Loudspeaker) or several (with the Speech Monitor) stock markets, for example, while 
talking to one or more customers using the handset. (A Speech Monitor works like a Loudspeaker, but 
can handle up to eight channels.) At any time, the user can enter the call being monitored on the 
Loudspeaker or Speech Monitor unit. 

To use On Hold On Loudspeaker:
1.

Place the call on hold.

2.

Press

 

.

3.

Press the DN key for the call on hold call. The call on hold is put on the Loudspeaker and is heard 
publicly.

To talk privately to the party on the Loudspeaker:
— Use the handset on the Loudspeaker (if provided).

While the Loudspeaker is active, any other call is maintained on the handset. More than one call 
can be put on hold, but only one call at a time can be placed on the Loudspeaker.

1.

Make a call from

 

 

or the DN of the Speech Monitor.

2.

Place the call on hold. The Speech Monitor is automatically activated.

To talk privately to one of the parties on the Speech Monitor
— Take the call on the handset of the phone.

This conversation will not be heard on the Loudspeaker. Any other user with a Speech Monitor 
DN on their set can enter the call by establishing a Multiple Appearance Conference.

To disconnect a call from the Speech Monitor:
— Press 

R while the call is active.

To disconnect from the Speech Monitor:
— Switch off the Speech Monitor.

Loudspeaker

HOT DN