NEC UNIVERGE GT890 - Data Backup; Phonebook Data Backup

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SD Card is disable on the default setting.
For enable the SD card, check off the Disable SD card feature under Web GUISystem
SettingsPreferencesPeripherals interface ManagementDisable SD card.
HDMI
If HDMI output device is connected, GT890 automatically switch audio output destination to HDMI device.
When it is needed to change it to GT890, switch on/off under GT890 menu Settings Basic Sound
HDMI. If HDMI output device is not connected to GT890, this setting is grayed out and cannot be set.
Compatibility Headset List
1. RJ9 Headset
Table 32: RJ9 Headset
Vendor
Model
Cord/Cable Model Number
Jabra
GN2000
Jabra GN1200 CC
GN2100
Jabra GN1200 CC
2. EHS Headset
Table 33: EHS Headset
Vendor
Model
EHS Adapter
Poly
Savi W710
APV-63
or
APD-80 (with 85638-01 cable)
3. Bluetooth Headset
Table 34: Bluetooth Headset.
Vendor
Model
Cord/Cable Model Number
Poly
Voyager 5200
-
Voyager Legend