This case on the Librealsense forums, in which flicker and a blue and violet image is displayed with an SR300 camera, seems to be similar to yours.
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I was wondering if you looked at the above link shared by MartyG and if you found useful information for your problem.
The problem was resolved.
This link not help me. Because the problem was not in the driver...
I'm very glad you managed to solve your problem. Please return to this forum any time that you have a RealSense problem. Good luck!