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Black screenm - kinect with active USB cable
https://forum.ipisoft.com/viewtopic.php?f=5&t=8906
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Author:  archon [ Mon Dec 16, 2013 6:21 am ]
Post subject:  Black screenm - kinect with active USB cable

Hi

Problem:
When I connect Kinect through 10m active USB repeater cable I get black screen in iPi Recorder. Audio works (I assume by the fact the L and R bars in iPi Recorder react to sound from around mic. I can operate Kinect's motor. When I connect Kinect directly to my computer this problem don't occur. I can operate with two Kinects at the same time while they are connected directly.

Set up:

iMac with boot camp. Windows 7 installed. Kinect have 61% band-witch allocated from USB 2.0 in both 'direct' and 'through extension cable' connection. I tested Kinect on all of USB ports (4 of them in total). Only other device connected through USB is a keyboard and through keyboard mouse.

I would really appreciate help as I cannot set up 2 Kinects in right spots in room withouts use of at least one cable extension.

Author:  vmaslov [ Mon Dec 16, 2013 10:54 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

Hi
Did you have a chance to test with another cable? Possibly, your particular USB cable is of bad quality and does not provide sufficient strenghtening of the signal.

Author:  archon [ Mon Dec 16, 2013 11:05 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

Thank you for your reply. Unfortunetly I own only 2 active USb cables (I received them today) and both are the same brand (link). I tested them both with both Xbox Kinects I have on all USB ports available. No luck so far.

Can anyone recommend tested and working cables? I know someone recommended some from an online store in USA, but maybe there are people that can recommend good quality and tested brand from UK or at least Europe?

Author:  vmaslov [ Mon Dec 16, 2013 1:03 pm ]
Post subject:  Re: Black screenm - kinect with active USB cable

We use Monoprice and Trendnet cables successfully. They both are available at Amazon UK:
http://www.amazon.co.uk/Monoprice-Female-Active-Extension-Repeater/dp/B004HJDUW0/
http://www.amazon.co.uk/Trendnet-TU2EX12-Repeater-Extension-Cable/dp/B004YI9U2I/

Author:  archon [ Tue Dec 17, 2013 8:43 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

Thank you. I will get one and report back :)

Author:  archon [ Wed Dec 18, 2013 3:45 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

Update. I just tested wires I was talking about on a PC with Windows XP and they work fine. It might be issue with drivers for USB controller for boot camp. I can't come up with any other reason why they would not work on Windows 7 on iMac.

Author:  vmaslov [ Wed Dec 18, 2013 9:42 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

So, the cables seem OK but they do not work with that particular USB controllers in your iMac.
First, let's know what are those controllers - please take a screenshot of "USB controllers" node in Device Manager. You can open Device Manager right from iPi Recorder by clicking "tools > device manager" at the top-right.

As an additional info, take a trace log from iPi Recorder when you see the black screen. To get the log, click "tools > show trace" at the top-right.

A wild idea: try to connect through USB hub with external power, if you have one. But don't buy it just for this test - it is not guaranteed to help!

Author:  archon [ Thu Dec 19, 2013 4:58 am ]
Post subject:  Re: Black screen - kinect with active USB cable

Exactly. Cables I bought work on different machine with same kinects, but they give 'black screen' on my machine. I attached files you asked for. Unfortunately I don't have USB wire/hub with external power supply that you mentioned.

Attachments:
File comment: trace_file-black_screen_from_kinect
trace_20131219_114635.txt.gz [3.98 KiB]
Downloaded 692 times
File comment: Screenshot-USB_controller
device_manager.png
device_manager.png [ 121.52 KiB | Viewed 24263 times ]

Author:  vmaslov [ Thu Dec 19, 2013 5:57 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

Thank you.
Nothing interesting in the log.
Controllers are USB 2.0 built into the Intel chipset, the same I have on my PC.

OK. Let's continue troubleshooting...
Just for sure, reinstall Kinect SDK 1.8 from this link:
http://go.microsoft.com/fwlink/?LinkID=323588
Then install Kinect Developer Toolkit:
http://go.microsoft.com/fwlink/?LinkID=323589
and see whether Kinect Studio or sample applications show the picture from Kinect while connected with extension cable.

Author:  archon [ Thu Dec 19, 2013 8:36 am ]
Post subject:  Re: Black screenm - kinect with active USB cable

I did uninstall all items with word 'Kinect' from control Panel. Then restarted iMac. Installed SDK and then Developer Kit (both from links you gave me - thank you for that). Then I plugged Kinect and some drivers were installed (window.png). When I opened iPi Recorder it worked as it worked before. Direct Kinect to iMac connection works, but extension wire gives black screen.

In addition I tested PS Eye (I have access to only one of these) and it works with extension cable.

Attachments:
window.png
window.png [ 27.09 KiB | Viewed 24258 times ]
cp.png
cp.png [ 19.11 KiB | Viewed 24258 times ]

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