User's Manual

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BLF/NEW
CALL
Pressing the BLF key while standby to
dial the subscriber number.
When you press this BLF key while talking to
another user, you create a new call along
with the subscribed number.
BLF/BXFER
Pressing the BLF key while standby to
dial the subscriber number.
When you press this BLF key while talking to
another user, you blind transfer the call to the
subscribed number.
BLF/AXFER
Pressing the BLF key while standby to
dial the subscriber number.
When you press this BLF key while talking to
another user, you attendance transfer the call
to the subscribed number.
BLF/Confere
nce
Pressing the BLF key while standby to
dial the subscriber number.
When you press this BLF key while talking to
another user, you invite the subscriber
number to join the meeting.
BLF/DTMF
Pressing the BLF key while standby to
dial the subscriber number.
When the BLF key is pressed while talking to
another user, the phone automatically sends
the DTMF corresponding to the BLF key
number.
9.1.2 Use the BLF Function
The BLF, also known as a "busy light field," notifies the user of the status of the subscribed object and is used
by the server to pick up the call. BLF helps you monitor the other person's status (idle, ringing, talking, off).
BLF function:

Monitor the status of subscribed phones.

Call the subscribed number.

Transfer calls/calls to the subscribed number.

Pickup incoming calls from subscribed number.
1） Monitors the status of subscribed phones.
Configuration BLF function keys, when the subscription of the number of the state (idle, ringing, talking) is
changed, the LED lights of function key will have corresponding change, see appendix Ⅲ 6.3 LED to get to
know each other under different status leds.
2） Call the subscribed number.
When the phone is in standby mode, press the configured BLF key to call out the subscribed number.
3） Transfer calls to the subscribed number.
Refer to Table 9.1.1-blf function key subtype parameter list, the BLF key can be used for blind rotation,
attention-rotation and semi-attention-rotation of the current call, and also can invite the subscribed number to
join the call and send DTMF, etc.
4） Pickup incoming calls from subscribed phones.
When configuring BLF function key, configure the pickup number.
When the subscription number telephone rings, refer to appendix Ⅲ 6.3, BLF LED will turn red at this time. At