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android:redmi_2 [2020/10/27 07:31] – created niziakandroid:redmi_2 [2020/12/25 10:47] (current) – niziak
Line 1: Line 1:
-====== Redmi 2 ======+====== Redmi 2 Pro ====== 
 + 
 +This phone: 
 +    * 2014813 TD-LTE = WT86047 (China) 
 +    * CMIT ID: 2014CP6138 
 + 
 + 
 +HM2014811 = WT88047 (Global) 
 + 
 +eMMC is SAMSUNG R311MB 16 GB 
  
   * Recovery - VOL DOWN + VOL UP + POWER   * Recovery - VOL DOWN + VOL UP + POWER
Line 9: Line 19:
 fsatboot reboot emergency fsatboot reboot emergency
 </code> </code>
 +
  
 ===== TWRP ===== ===== TWRP =====
  
 ==== Flashing ==== ==== Flashing ====
 +[[https://twrp.me/wingtech/wingtechredmi2.html]]
 +
 <code bash>Fastboot flash recovery TWRP.img</code> <code bash>Fastboot flash recovery TWRP.img</code>
  
 ==== error: device unauthorized ==== ==== error: device unauthorized ====
 +[[https://stackoverflow.com/questions/42765900/adb-devices-says-unauthorized-in-twrp/48528833]]
  
 +TWRP contains wrong props. Should be:
 +<code>
 +getprop
 +ro.secure=0
 +ro.adb.secure=0
 +ro.debuggable=1
 +</code>
  
 +===== broken eMMC flash =====
 +
 +  * [[https://forum.xda-developers.com/redmi-2/how-to/wt86047-redmi-2-2014813-2-16-emmc-failed-t4006343|wt86047 Redmi 2 (2014813) 2/16 EMMC Failed]]
 +  * [[https://forum.xda-developers.com/redmi-2/help/boot-sd-card-emmc-memory-dead-t3693638|Boot from SD card. EMMC memory is dea]]
 +  * [[https://forum.xda-developers.com/android/help/how-to-boot-sd-card-qmobile-z8-bricked-t3712171|[HOW TO] BOOT FROM SD CARD [SUCCESSFULLY] on QMobile Z8 with BRICKED/DEAD eMMC]]
 +
 +Make dump of main flash region to SD card using TWRP:
 +
 +<code bash>
 +dd if=/dev/block/mmcblk0p30 of=/external_sd/dump1.bin bs=1M count=4000
 +dd if=/dev/block/mmcblk0p30 of=/external_sd/dump2.bin bs=1M count=4000 skip=4000
 +dd if=/dev/block/mmcblk0p30 of=/external_sd/dump3.bin bs=1M count=4000 skip=8000
 +</code>