NEC UNIVERGE SV8100 Features & Specifications Manual page 859

UNIVERGE SV8100
Operation
.
You must activate Room Monitor at the extension initiating the monitor and at the extension you want to monitor. You
can only listen to one extension at a time.
Multiline Terminals:
To activate Room Monitor from an idle Multiline Terminal (initiating extension):
1. Press the Room Monitor key (Program 15-07 or SC 851: 39).
Room Monitor
Single Line Telephone Room Monitoring
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