oppo f9 bootrom help
 

can't boot BROM mode to repair imei



"""""

Operation : Identify [ v2.03 ]

1. Make sure device is powered off. Power off, if need. Wait 20 seconds after
2. Insert USB cable in phone
Waiting for device connection ...

PTFN : Preloader And Gadget Serial (COM5)
MODE : PRELOADER PORT
PORT : 5
Waiting BOOT ack ...
PRELOADER : ACK confirmed!
BROM : Init BROM
BROM init passed!
CHIP : MT6771 , SBID : 0x8A00 , HWVR : 0xCA00 , SWVR : 0x0000
TYPE : MODERN RAPHAEL
BROM : SecLevel : 0x00000005
BROM : SecMode : SBC+SDA
BROM : PRELOADER PORT
MODE : Oppo : F7 | Manual : Disabled
AGENT : Look for suitable BootChain in DA ...
AGENT : DA_BR_HIGH.bin
AGENT : Found MT6771
AGENT : MTK_DOWNLOAD_AGENT
BROM : Sending 1st DA ...

BROM : 0x00007024 : DA SEND ERROR!
ERROR : SECURE BOOT : SELECTED DA NOT SUPPORTED IN CURRENT DEVICE STATE!
INFO : PRELOADER Level : CORRECT DA required : PL/PL_CRYPTO/SWSEC

Error : Fail to init protocol!
Remove battery, cable. Check cable/connection/driver! Check SW hint! Repeat operation!

Reconnect Power/Cable!
""""