BlackBerry Bold 9000

I have updated to the latest Desktop Manager (4.7) with Media Manager, and I can connect the Bold to my PC and synchronize successfully. However, neither Media Manager nor Media Sync are able to connect to the Bold. They prompt for password if it happens to be locked, and the Sync app says it's having difficulty and asks if I want to retry, which doesn't work. The manager app simply doesn't show the device. What's going on? I've tried with mass storage mode on or off. I've tried Desktop Manager 4.6 and I've tried without the media apps to connect (I'm used to a WinMo devie that shows the storage card as a drive on the PC, and I just drag and drop - seems Blackberry doesn't like that idea). I've tried writing to the storage card directly, but...
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