Nortel 1140E User Manual page 63

Note: You can select the Headset Type only for the Nortel USB
Headset Adapters. If the Nortel USB Headset Adapter is not
detected, the Headset Type selection is disabled and cannot be
modified.
7. Select the
Back Light
Nortel USB Headset Adapters. This check box is selected by
default.
Note: If the Nortel USB Headset Adapter is not detected this item is
disabled and cannot be modified.
Limitations and Advisories
• USB headsets consume power from the USB port in order to operate.
The USB port on the IP Phone imposes a limit of only 100mA.
limit of 100mA is sufficient to power the Nortel USB Adapters
but is not sufficient to power the wireless headsets from GN
Netcom an Plantronics. Also 100mA is not sufficient to power
the Algo 4900 USB ATA.
• USB Audio support does not include stereo audio.
• Changes have occurred regarding the provisioning of Bluetooth on
the IP phone 1140E and 1150E.
setup page no longer provides the option to select Bluetooth
Configuring Local Menu options
check box to control the backlight on the
With UNIStim 3.1, the Bluetooth
The
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