NEC SL1000 Features And Specifications Manual page 86

SL1000
Operation
The call must be set up for about 10 seconds before it can be Monitored. Listen for busy/ring or busy
tone.
To Call Monitor after calling a busy extension:
1. Call a busy extension.
2. Press the Barge-In key (Program 15-07 or SC 851 : 34).
- OR -
The following steps are not available for DISA.
1. Dial the extension number of the busy internal party.
2. Dial the single digit service code or the service code 810 .
C
To Call Monitor without first calling the busy extension:
1. Press Speaker or lift handset.
2. Dial 810 or press the Barge-In key (Program 15-07 or SC 851 : 34).
3. Dial a busy extension.
If Monitoring is not possible:
• the extension user hears a warning tone.
• the DISA user is rerouted to the defined ring group.
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ISSUE 1.0
Call Monitoring