System Functions and Features as of I7.9
442 Features
syd-0200/3.0 – I7.9 – 11.2009
8. 6. 26. 1 Detailed Description
Tab. 286 Active and passive room monitoring
8. 6. 26. 2 Procedures
Room monitoring is activated on monitoring terminal A using the following proce-
dure:
Tab. 287 Active and passive room monitoring: Procedures
Interface
Operating sequence / signalling on the termi-
nal
Scope
A • Once the feature is activated, A obtains a con-
firmation tone and a permanent indication on
the display showing the destination user.
• A flashing exclamation mark indicates that the
microphone is switched on at A (active room
monitoring).
Terminals on which room monitoring can
be activated:
• Office 135/135pro
• Office 130/130pro
Requirements so that a check call can be
made from the outside:
• DDI is set up at user A.
• The caller’s CLIP is not suppressed.
B Possible destinations:
• Users: internal, external, PISN
*/# procedure
Activating room monitoring
x = mode [1...3]
1)
y = level [1...3]
2)
(optional)
1)
x = 1: Active room monitoring with a one-way call connection.
x = 2: Active room monitoring with a two-way call connection.
x = 3: Passive room monitoring
2)
y: Sensitivity to noise (1: low, 2: average, 3: high, initialization value: 2)
*25 x <user No.> [* y] #
Cancelling room monitoring #25 or using
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