Mtk Flash Tool V51420 Top |best| -

On newer chips (MT67xx+, MT68xx), v5.1420 may fail to handshake preloader without a patched DA or specific USB cable timing.

| Error Message | Cause | Solution | | :--- | :--- | :--- | | S_BROM_DOWNLOAD_DA_FAIL (0x7D4) | DA version mismatch | Use the included MTK_AllInOne_DA.bin from Top edition | | S_FT_ENABLE_DRAM_FAIL (0xFC0) | RAM initialization error | Check scatter file; flash preloader alone first | | ERROR: STATUS_SEC_AUTH_FILE_NEEDED (0xC0030005) | Auth file required | This chip is too new for v5.1420; upgrade to v5.20+ | | BROM ERROR: S_DL_GET_DRAM_SETTING_FAIL (0x13BE) | Incorrect preloader | Flash a compatible preloader.bin from a working stock ROM | | PMT changed for the ROM | Partition layout mismatch | Use "Format All + Download" (Top edition allows it) | mtk flash tool v51420 top