User's Manual

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5 Advance Function
5.1 BLF (Busy Lamp Field)
5.1.1 Configure the BLF Functionality
Page interface: log in the phone page, enter the [Function key] >> [Function key] page, select a
DSS key, set the function key type as memory key, choose subtype among BLF/NEW CALL,
BLF/BXFER, BLF/AXFER, BLF/CONF, set BLF/DTMF value as the number to be subscribed, set the
corresponding SIP line. The pickup number is provided by the server. The specific usage refers to
8.16 Pick up.
Picture 62 - Web page configuration BLF function key
Phone interface: long press a function key to enter the function key Settings interface, or go to the
[Menu] >> [Basic Settings] >> [Keyboard Settings] to enter [Soft function key] to set the settings
interface, set the key function types as memory keys and a subtype of BLF/NEW CALL,
BLF/BXFER, BLF/AXFER, BLF/CONF, BLF/DTMF. The values is the subscription number, and set
up corresponding SIP lines.
Picture 63 - Phone configuration BLF function key
Table 8 - BLF Function key subtype parameter list
Subtype Standby is described Calling is described
BLF/NEW Pressing the BLF key while standby to When you press this BLF key while talking to