SM-J727P "dead" after flash aboot, boot and recovery [Answered] - GSM-Forum

D. Dragon · 10-01-2018, 18:20

Hello,
My phone dead after flash aboot, boot and recovery.

Quote:

Please put the phone into Download Mode and connect USB cable.
To put SM-J727P into Download Mode, You have to perform the following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Advanced mode!
Firmware write started.
Writing ABOOT section...
ABOOT section has been written successfully.
Writing BOOT section...
BOOT section has been written successfully.
Writing RECOVERY section...
RECOVERY section has been written successfully.
Firmware writing successfully completed.
Performed by 2.6.8.2 Software version.

souma_k · 10-01-2018, 20:03

you downgraded the phone firmware jtag to repair

Sent from my Le X829 using Tapatalk

Octopus box · 10-02-2018, 04:53

Yes, Mr. souma_k is right, You can try to repair your device using tool, which supports repairing this phone via eMMC.

10-01-2018, 20:03	#2 (permalink)
souma_k Product Supporter Join Date: May 2013 Location: IN THIS WORLD ,LB,RO, Posts: 2,650 Member: 1933823 Status: Offline Thanks Meter: 1,273	you downgraded the phone firmware jtag to repair Sent from my Le X829 using Tapatalk

10-02-2018, 04:53	#3 (permalink)
Octopus box Product Supporter Join Date: Oct 2009 Location: Romania, Bucharest Posts: 99,813 Member: 1146942 Status: Offline Sonork: 100.1587278 Thanks Meter: 27,407	Yes, Mr. souma_k is right, You can try to repair your device using tool, which supports repairing this phone via eMMC.