After installing the new drive, did you try a master reset. I had to do that with one that I put in last year. After the master reset, everything worked just fine. If this does not solve the problem, there could be something wrong with the OS, which is bad news.
Good Luck,
Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!
K+E=W (Knowledge Plus Experience = Wisdom.)