Sync Services: Advanced troubleshooting for contact and calendar syncing. This only applies if:
Please try the steps below if any of the following are true:
Apple – Support – Discussions – isync message – no device activated …. Some step by step instructions in this thread. It solved the issue for the poster.
Turns out the fix is simple. Apple tech support told John “OK, issues (in Mail, Keychain Access, and MobileMe) seem to have been resolved ultimately by a reboot and unregistering and re-registering computer in MobileMe. Apple support called me back in less than a minute, were knowledgeable and efficient. (But I guess we’ve come to expect that, don’t we?)”
Just needed to update the firmware. This should probably be the first troubleshooting step for connectivity problems with 3rd party phones.
Basically you need to talk to Nokia. It used to work but after a firmware update stopped working. Click here to read.
Snow Leopard N73 and iSync problem Mysteriously leaving it alone seems to fix the issue.
Samsung Soul and ISync ->>>> SUCCESS (after a bit of tinkering Nice details. Look for the post by Paul