Interesting... well as I say my S3 on Jelly Bean has no issues connecting to my ANS-810 with phonebook download. Perhaps this is something that a newer RNS-510 firmware might fix?
Alternatively maybe this will help, although their issue is not exactly the same:
Phonebook Bluetooth Transfer Error Message after Jelly Bean Upda - Android Forums at AndroidCentral.com
Alternatively maybe this will help, although their issue is not exactly the same:
Phonebook Bluetooth Transfer Error Message after Jelly Bean Upda - Android Forums at AndroidCentral.com
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