Feature Guide References
None
Echo Cancel—Extension to Digital Line
Enables the use of the ECHO/EECHO card for extension-to-ISDN/T1/E1 line calls.
If set to "Enable", the echo canceller card is used for extension-to-ISDN/T1/E1 line calls.
If set to "Disable", the echo canceller card is not used for extension-to-ISDN/T1/E1 line calls.
Value Range
Disable, Enable
Maintenance Console Location
4.18 [2-9] System Options
Programming Manual References
None
Feature Guide References
None
Option 4
DSS Key—DSS key mode for Incoming Call
Enables the use of a DSS button to pick up an incoming call to another extension or an ICD group.
Value Range
ON or Flash, OFF
Maintenance Console Location
4.18 [2-9] System Options
Programming Manual References
None
Feature Guide References
1.4.1.3 Call Pickup
1.20.3 LED Indication
DSS Key—Call Pick-up by DSS key for Direct Incoming Call
Specifies whether a DSS button will light up or flash when a call rings at the specified extension. To enable
this setting, DSS Key—DSS key mode for Incoming Call on this screen must be set to ON or Flash.
500 PC Programming Manual
4.18 [2-9] System Options