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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Samsung > QUALCOMM Models (3G)

QUALCOMM Models (3G) SGH-Z105x, SGH-Z107x, Z110, Z130, Z140, Z300, Z320i, Z500, Z510, ZM60, ZV10, ZV30, ZX10.

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Old 03-22-2012, 00:48   #1 (permalink)
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flash s8500 from bada 2 to bada 1.2

hi all,i am trying to go back from bada 2 to bada 1,2 i tried to flash it with z3x box but when i try it tells me that i can only upgrade and i cant downgrade,is it possible to downgrade to 1,2?

thanks a lot in advance
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Old 03-22-2012, 01:27   #2 (permalink)
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i searched and searched and found out that i cant downgrade other then use jtag so i just want to leave bada 2.0 right now but the problem is that the phone doesnt start up normally now,what can i do to repair it? i have to repair the boot? i got z3x spt box and nspro,thanks a lot
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Old 03-22-2012, 01:53   #3 (permalink)
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Quote:
Originally Posted by SicilianBoy View Post
i searched and searched and found out that i cant downgrade other then use jtag so i just want to leave bada 2.0 right now but the problem is that the phone doesnt start up normally now,what can i do to repair it? i have to repair the boot? i got z3x spt box and nspro,thanks a lot
yes sir u need jtag for downgrade it.. as u say bada 2.0 is not stable.. 1.2 is the best... u need Riff for it..
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Old 03-22-2012, 15:02   #4 (permalink)
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ok i am not asking to put 2.0 anymore but to just flash it again with 2.0 to make it work again,what am i supposed to do? with multiloader and firmware GT-S8500_XEO_ S8500XXKK7_S8500OXAKK7 i get this error:


Boot Binary Download Start Ch[0]
BootLoader 1703.9KB OK[0.7s]
ERR : Dbl Erase
Download Start Ch[0]
Serial port open error in downloadex!



with z3xbox i get this error:

Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... Error
Done with Samsung Tool ver 12.1
Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... Error
Done with Samsung Tool ver 12.1
Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... OK
Flashing BOOT Files Done (time - 00:00:00)
Wait, Reset... OK
Sending AMSS... OK
Sending APPS... Error
Done with Samsung Tool ver 12.1


i shouldnt get any error since im flashing it with the bada 2 firmware and not 1.2 firmware so what could i do?

thanks a lot in advance
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Old 03-22-2012, 19:15   #5 (permalink)
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Quote:
Originally Posted by SicilianBoy View Post
ok i am not asking to put 2.0 anymore but to just flash it again with 2.0 to make it work again,what am i supposed to do? with multiloader and firmware GT-S8500_XEO_ S8500XXKK7_S8500OXAKK7 i get this error:


Boot Binary Download Start Ch[0]
BootLoader 1703.9KB OK[0.7s]
ERR : Dbl Erase
Download Start Ch[0]
Serial port open error in downloadex!



with z3xbox i get this error:

Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... Error
Done with Samsung Tool ver 12.1
Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... Error
Done with Samsung Tool ver 12.1
Searching Samsung USB Flash Interface... detected (COM11)
Sending BOOT_LOADER.mbn... OK
Sending Dbl.mbn... OK
Flashing BOOT Files Done (time - 00:00:00)
Wait, Reset... OK
Sending AMSS... OK
Sending APPS... Error
Done with Samsung Tool ver 12.1



i shouldnt get any error since im flashing it with the bada 2 firmware and not 1.2 firmware so what could i do?

thanks a lot in advance

u cant downgrade it witohut jtag.. at first u have to resser it than u can flash with Bada 1.2 or Bada 1.0.
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Old 03-25-2012, 20:46   #6 (permalink)
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Wink

Explain about Bada 1.2 & 2.0
How to downgrade s8500/s8530 (ver 1.7)


Regards
Pablo A
.
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