Taken from Newegg's feedback comments for the RK9000:
Manufacturer Response:
Dear Valued Customer,
Thank you very much for purchasing this unit. We strive to provide the most reliable and highest quality products to our customers. Please kindly contact the Rosewill support team either via phone at 800-575-9885 or via email at rma@rosewill.com so we may assist you with a replacement.
Thanks,
Rosewill Customer Care
At least going through RMA will "guarantee" a fully functioning keyboard (maybe).
![Smiley :)](https://cdn.geekhack.org/Smileys/solosmileys/smiley.gif)
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