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General Features
326 Features Guide
Items marked with " " are only available on the Single-CO button.
Conditions
None
Programming Guide References
System Programming is not required.
Features Guide References
1.16 Button Features
Button, Line Access
User Manual References
Not applicable.
LED Indication and the line status — SDN button
LED Indication Line Status
Off Idle
Green On You are using the line.
Green slow flash You have a held call.
Green moderate flash You have one of the following:
1. Exclusive hold
2. Consultation hold
3. Conference, unattended
Green rapid flash Hold Recall / Automatic Callback Busy / Privacy
Release possible*
Red On PDN in use / PDN on exclusive hold
Red slow flash PDN on hold
Red moderate flash ———
Red rapid flash A call is coming in.