NEC Univerge SV9300, Руководство пользователя

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FEATURE OPERATION
56
CALL BACK
This feature allows a calling party to set an automatic Call Back
when a busy or no answer condition is encountered. When the
busy terminal becomes idle, the terminal that set the Call Back
will be called.
This feature is set by Soft key or feature key.
The feature key is set by system data setting at
initial installation. For details, please contact the
system administrator.
TO SET CALL BACK
This feature is available only for the terminal that
is set by system data setting at initial installation.
1.
The called party extension is busy or no answer.
You will receive a busy tone.
Line key lamp lights green.
2.
Press Soft key (CB) or Call Back feature key.
You will receive a service set tone.
3.
Replace the handset.
Wait Call Back.
Line key lamp goes off.
WHEN THE BUSY TERMINAL BECOMES
IDLE
1.
The terminal which has set Call Back is alerted by
ring.
When busy terminal becomes idle or the terminal
that did not answer initiates or answers a call or
accesses a feature and then becomes idle, the
setting terminal is alerted by ring.
Call Indicator Lamp flashes.
Line key lamp flashes green.
2.
Lift the handset.
The extension number that was busy/no answer is
automatically dialed.
Line key lamp lights green.
TO CANCEL
This feature is available only for the terminal that
is set by system data setting at initial installation.
This feature cannot be canceled by Soft key.
1.
While the terminal is set Call Back feature,
Call Back feature key lamp lights red.
2.
Press Speaker key.
You will receive a dial tone.
Speaker key lamp lights red.
Line key lamp lights green.
3.
Press Call Back feature key.
You will receive a service set tone.
Call Back feature key lamp goes off.
4.
Press Speaker key.
Speaker key lamp goes off.
Line key lamp goes off.