Ericsson Dialog 4224 Operator User Manual page 11

Dialog 4224 Operator
10 Flash
To cause a time break on a connected external line. You can for
instance signal a toll operator or other exchanges.
11 Supervision Loop keys
Used to hold individual calls, to Camp On to a busy external line or
to assist in paging and conferencing. Key lamp flashes slowly when
the feature is activated and fast when a predetermined time for a
call put on hold is expired. See section
keys, Loop 1-4" on page 48.
12 Monitor loop
To monitor a call on hold. Press again to reconnect to the monitored
call, e.g. during call set-ups such as: paging, international calls,
long distance calls or person to person calls. Key lamp flashes
slowly when Monitoring is activated. See section
using the Monitor loop
13 Speech
To talk to both parties simultaneously. See sections "Announcing"
on page 49,
page 60.
The circumstances for the use of the Speech keys are:
• Manual start of ring signal.
• Implement the Call Splitting and Intrusion features.
• Ring an extension when it is in the reserved state.
• Announce a call to an extension.
• Check the connection to a busy extension.
14 Clear left key / Clear right key
Clear left
To disconnect the source party and to clear the left side of the
display (centre row). Also used to retrieve last extended call or call
put on hold.
Clear right
To disconnect the destination party and to clear the right side of the
display (centre row). Also used to retrieve last extended call or call
put on hold.
key" on page 48.
"Call Metering" on page 53 and "Assistance" on
Description
"To put on hold using Loop
"To put on hold
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