Hi all,
For those who want hassle-free solution. You can check out our new software product, MiniRingtone - Personalize Your Ringtone. MiniRingtone supports ring tone type for 7100 series (except 7100i) and 8700 series.
Visit our product website for more information:
http://www.simprit.com/miniringtone/
You can download MiniRingtone software at:
http://www.simprit.com/download.html#miniringtone