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Alvium USB Cameras User Guide V3.6.4
Performance and troubleshooting
Why does the camera not transfer images?
Performance
How can I improve camera performance?
1.
The value for
DeviceLinkThroughputLimit
is set higher than the bandwidth
supported by the host system.
Then:
Check if sufficient bandwidth is assigned to the camera. See
2.
The camera is
connected to a USB 2.0 port
and requires a bandwidth higher than
50 MBps.
Then:
Connect the camera to a USB 3.1. Gen 1 port.
1.
Check if the
hardware
sufficiently supports your USB camera.
See the Alvium USB Cameras Accessory Guide at
www.alliedvision.com/en/support/technical-documentation/
.
2.
Check if the
USB host adapter card and the USB PCIe host controller
support the
Requirements for USB PCIe cards and host controllers
3.
Check if the
camera shares the bus with other devices
reducing the available
bandwidth.
Connect the camera to an individual bus, not shared by other devices.
Dividing bandwidth between devices on a common USB
4.
Check if the
camera is connected to cascading hubs
, reducing the available
bandwidth.
Attach devices directly to a separate USB 3.0 or 3.1 Gen 1 bus. If you want cameras
to share a common bus, use only a single hub to attach devices. For more
Dividing bandwidth between devices on a common USB 3.0 or
5.
Check if all your USB
accessories support USB 3.0 or 3.1 Gen 1
.
For recommended USB accessories, see the Alvium Cameras Accessory Guide
www.alliedvision.com/en/support/technical-documentation/
.