14211600-IG, Edition 7.0
February 2017, Original document
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Indicates that the handset is out of range or that the system is busy (no speech chan-
nels available).
Indicates that battery capacity is low.
Appears when you miss a call.
Appears when an external incoming call arrives.
Appears when an internal incoming call arrives.
Appears when you make a call.
Appears when the handset is off hook or a call is connected.
Appears when you receive a message.
Appears when the handset is placed in charger.
Appears when the battery is fully charged.
Indicates that the keypad is locked.
Appears when all sounds are disabled.
Appears when loadspeaker is turned on.
Appears when mic mute is turned on. Mic mute is a abbreviation of microphone mute.
Appears when a wireless headset is connected.
Appears when auto answer is turned on.
Spectralink Butterfly Handset User Guide