This is the Jtagless pansat fix...try it...no harm..
Instruction fixing your Pansat2300A and 2500A.
1) Open BL Stb Updater 1.3a or BL 1.4 2) Browse orginal factory bin (222 or 224). 3) Connect from PC to REC with DB9 straight cable. 4) Keep your receiver off. DO NOT TURN THE RECEIVER ON FROM THE BACK SWICH. 5) Press Send button on BL STB UPDATER 1.3a or 1.4 5) Then turn your receiver on from the back swich within 5 secound. 6) Wait untill download completed. DO NOT TOUCH ANYTHING UNTIL YOU SEE MESSAGE (Completed) 7) DO NOT LET THE RECEIVER RESTART BY ITSELF. 8) After you see message completed, Swich off back button on the back of the receiver right away. 9) Wait for 10 Seconds and turn your receiver on again. 10) Enjoy Your Tv Back.