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You can see log files for the IOC here:  /cds/data/iocData/ioc-rix-dir-andor/iocInfo/.

Can look for "USB disconnect" error messages in /var/log/messages.  Can see device numbers with "lsusb" and compare to device numbers in /var/log/messages.

Occasionally after power cycling the camera or everything if there was a power outage the USB fiber extender will come back in a bad state where it won't communicate with the camera. This seems to happen to the direct beam path andor an order of magnitude more often than the one on the VLS. Too recover from this when it happens do the following procedure:

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