Yealink SIP-T48S

User Guide for the SIP-T48S IP Phone
10
Icon
Description
Recording cannot be stopped (Using a record
key)
Icon indicator (associated with call history)
Icon
Description
Received Calls
Placed Calls
Missed Calls
Forwarded Calls
Icon indicator (associated with contact)
Icon
Description
The default caller photo and contact icon
LED Instructions
Power Indicator LED
LED Status
Description
Solid red
The phone is initializing.
Fast flashing red
The phone is ringing.
Slowly flashing red
The phone receives a voice mail or text message.
Off
The phone is powered off.
The phone is idle.
The phone is busy.
The call is placed on hold or is held.
The call is muted.
Note
The above introduces the default LED status. The statuses of the power indicator LED and BLF key
LED are configurable via web user interface. You can also customize the BLF key LED status and
BLF key behavior. For more information, contact your system administrator.