Dell Latitude XT2 XFR Setup And Features Information page 22

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3. Double-click on "Imaging Device", and locate "USB UVC Webcam".
a. If a 'Yellow Bang" appears on the device, then the drivers should be reinstalled.
b. If "USB UVC Webcam" is under Device Manager, but the camera is non-functional,
locate the "USB Composite Device" and look at the "General" tab in the
"Properties" for the "USB Composite Device". If a "Down Arrow" appears over the
USB icon for the device, then the device is installed but needs to be enabled.
4. Verify that the messaging application does not have the camera disabled or turned off.
Latitude™ XT2 XFR Setup and Features Information
Page 22