Polycom SoundPoint IP 550 User Manual page 20

User Guide for the SoundPoint IP 550/560 Phone
1 - 12
Item
14 Line/Speed Dial Key
15 Line Indicators
16 Hookswitch
Description
Use these keys to activate up to four
lines or speed dials that can be
assigned to your phone.
Individual multi-color LEDs display
the dynamic call state and remote
user status (busy lamp field (BLF)
and presence). The mapping is:
• Solid green—An active call is in
progress.
• Fast flashing green—There is an
incoming (ringing) call.
• Flashing green—The call is held
by the other party.
• Flashing red—The call is on hold.
• Solid red—The line is busy
remotely (shared lines)