Epiphan DVI2USB 3.0 - Manual (Page 13)

Physical Attributes
8
DVI2USB 3.0 User Guide
The following LED indicators apply regardless of the
USB port type:
Solid red - the frame grabber is powered on, however it
is not functional. The driver is either not installed or
failed to load.
Flashing red - the frame grabber signature validation
has failed. Possible reasons:
 On-board EEPROM failure; or
 Incorrect initialization at the factory.
In either case the device should be replaced.
Solid yellow - image capture or data transfer is in
progress.
2 USB 3.0 Output Connects the DVI2USB 3.0 device to the video capture
workstation to enable data transfer from the video
source to the video capture workstation.