Help > Using the Phone > Basic Knowledge > Keys and LEDs > LED signalling on function keys
LED signalling on function keys
Each LED indicates a function key's status depending on the key definition.
*: The function key or the described behaviour of the LED is only visible if the function key has been provisioned by a PBX or activated by manufacturer templates.
Function
LED display
Status
Speed dial
Shining red
Outgoing call from speed dial number or currently active conversation on speed dial number
Flashing red
Inbound call to the speed dial number
Flashing green
Missed call from speed dial number
Off
No active calls or conversations
Flashing yellow
Sending subscription to PBX
Shining yellow
Subscription failed
Identity
Shining green
Active, registered identity, default identity
Off
Active, registered identity, not a default identity
Flashing yellow
Current registration attempt
Shining yellow
Incorrect identity
Call waiting
Shining green
Function enabled
Off
Function key configured, function deactivated
Do not disturb
Shining red
Function enabled
Flashing red *
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow *
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow *
Error
Anonymous call
Shining green
Function enabled
Off
Function key configured, function deactivated
Call forwarding on busy
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green *
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow *
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
Call forwarding on no reply
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green *
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow *
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
Call forwarding immediately
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green *
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow *
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
VPN
Shining green
Function enabled
Flashing yellow
Establishing VPN connection
Off
Function key configured, function deactivated
XML mini browser
None
Performs the stored functions
Switch relay
Flashing green (approx. 2 sec.)
Relay has been switched
Group, Group (incoming), Group (outgoing) *
Shining green
Logged into the group
Off
Logged out of the group
Flashing green
Login process
Flashing yellow
Sending subscription to PBX
Shining yellow
Subscription failed
CF ext. calls: On Busy *
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
CF ext. calls: On No reply *
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
CF ext. calls: Immediately *
Shining green
Function enabled
Off
Function key configured, function deactivated
Flashing green
Time gap between pressing the function key and acknowledgement by the PBX/provider
Flashing yellow
Current attempt to register the function key on the PBX/provider, using SIP Subscription
Shining yellow
Error, function key perhaps not completely configured
Activate config *
Shining green
Configuration active
Off
Configuration inactive
Park position
Shining red
Call in the internal park zone
Off
Free park position
From device version COMfortel® D-400
Browser
None
Calls the set page in the browser
Bluetooth
Off
Bluetooth not active
Shining green
Bluetooth active
Shining yellow
Error: maybe no Bluetooth dongle inserted