đây là log mt-box.
Boot...
rap3gv3_2nd.fg
Failed to find RAP3 Flash loader( damaged flash chip/damaged RAP3 chip)
Phone Type: BB5
------------------- SYSTEM ID Response: 7 blocks -------------
SYSTEM_ASIC_ID( RAP ):
000000010000022600010006010C192101001101
EM_ASIC_ID( RAP ):
00000232
EM_ASIC_ID( RAP ):
00000353
PUBLIC_ID( RAP ):
28200103163700588ACBE1B2EEE3A7674E01E8EC
ASIC_MODE_ID( RAP ):
00
ROOT_KEY_HASH( RAP ):
BAF3A9C3DBFA8454937DB77F2B8852B1
ROM_ID( RAP ):
191EC665DFAAF68F
--------------- Device ID Response: 1 blocks -------------
============= Set FBus mode for info =============
VBat is 3.93V

Vpp pin has 0.09V, Not Connected
Pins:
Mbus 1, Box Tx 1, Box Rx 0, Bsi 0