на прошлой неделе снимал ключ с помощью СМ2 именно с Redmi 4. пользовался таким кабелем. без проблем вошёл в EDL.
Код:
Operation : Reset Settings [ v1.11 ]
1. Power Off Phone , Remove battery , Insert back
2. PRESS and HOLD BOTH VOLUME KEYS!
3. Insert USB cable. In some cases require use EDL cable or TP to force EDL mode!
Wait for phone...
Device Found!
Initialize ...
Handshake passed!
BB_IDC_CPU : SnapDragon 430 [MSM8937]
ID_BLOCK_S : 00965A8B
ID_BLOCK_I : 0004F0E1
ID_BLOCK_L : 83CC5F7BC1C0086B6A7ECABD119D7D52
ID_BLOCK_L : 5E9ED4738295BD6D6AFD16116ED80479
Use CM2 Internal Loader
Loader Sent! Initializing ...
Running FireHose on BBID : MSM8937 , FLASH : eMMC , mVER : 1
MemInfo : 0x0003 / 0x0200 / 0x00000003AB800000 [ eMMC 16 GiB ]
ExtInfo : 0x0000C000/00100000/00001000/00001000
Storage : MFR : 0x90 , VENDOR : HYNIX , NAME : HAG2e
Boot Ok!
Format USER ...
Format CACHE ...
Format Ok!
Remove FRP
Reset Ok!
Done!
Elapsed: 00:00:29
Reconnect Power/Cable!