i have top field TF3000Fi receiver
System id : 200
Loader version: A3.00
Device version:v4.3.73
Application version:TF-JFI 3.57.83
Last update : April 24 2003

i want to upgrade its firmware please guide me how to do it step wise i know i will need id changer and tfd loader but please tel me where to find i m tired finding them.
i know that TF 3000Fi is same as goldmaster J 4150 but i m still clue less in finding software and the procedure to upgrade.
also please tell me after upgrading how to unlock the encrypted channels on nilesat and asiasat3s

please reply in English brothers i find it hard to translate Turkish language on web
waiting eagerly for ur cooperation and guidance