Yealink EXP50, Руководство пользователя

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Getting Started
9
Ext key LED
(configured as a BLF key)
LED Status Description
Solid green The monitored user is idle.
Fast-flashing red The monitored user receives an incoming call.
Solid red
The monitored user is talking.
The monitored user’s conversation is placed on hold.
The monitored user is dialing.
The call is parked against the monitored user’s phone
number.
Off The monitored user does not exist.
Installation
The EXP50 color-screen expansion module applies to Yealink T52S/T54S/T56A/T58A/T58V
media IP phones. To easily connect the EXP50 to the phone, please unplug the phone stand
from the IP phone.
Note
To unplug the stand from the IP phone:
1.
Unplug the power adapter and Ethernet cable from the IP phone.
2.
Unplug the handset attached to the IP phone.
3.
Turn the IP phone over and lay it on a non-slip, flat surface.
4.
Unplug the stand from the IP phone.
To connect the EXP50 color-screen expansion module:
1.
Turn over the phone and expansion module, and lay them on a flat, non-flat, non-slip
surface.
2.
(Optional.) The slots of IP phone may be plugged up by silica gel. You can pull out the silica
gel.
Up to three expansion modules can be connected to a media IP phone.