JKM-LX1 Bricked during downgrade Revived 100% done

HardGSM

Administrator
Staff member
hi all
i get this phone y9 in dead state ..... continue
 

HardGSM

Administrator
Staff member
finally i am able to connect this phone with isp emmc
update soon.
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 4MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x45 (SanDisk)
Product name: DA4064 (0x444134303634), rev: 0x01, serial number: 0x787C8A09
Manufacturing date: Nov 2018
CID: 45010044 41343036 3401787C 8A09B562
CSD: D00F0032 8F5903FF FFFFFFEF 8A404022
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 16384 KiB
User area: 58.24 GiB(62,537,072,640 bytes)
Cache size: 4 MiB
Hardware reset function: 1
Partition configuration: 0x08
No boot acknowledge is sent (default)
Boot partition 1 is enabled for boot
Partitioning support: 0x07
Device support partitioning feature
Device can have enhanced technological features
Device partitioning possible
Boot configuration protection: 0x00
Boot bus conditions: 0x02
Bus width: x8 (sdr/ddr), boot mode: sdr(default), reset bus width to x1 sdr(default)
Boot area write protection: 0x00
Power-on write protection: possible
Permanent write protection: possible
Lock status: not locked
User area write protection: 0x50
Password protection features: enabled
Power-on write protection: possible
Permanent write protection: not possible
Lock status: not locked

ANDROID System Info:
platform: kirin710, cpu abi: arm64-v8a
manufacturer: unknown
board: kirin710, name: kirin710
brand: kirin710, model: kirin710
build id: OPM1.171019.011, version: 8.1.0 Oreo (Chipset-miamiC20 8.2.0.001(00RZ))
build description: generic_a15-user 8.1.0 OPM1.171019.011 eng.root.20180906.131726 test-keys

crypto state: encrypted?
 

HardGSM

Administrator
Staff member
update....
Phone fixed Successfully.
Tools needed ufi or any emmc box, hde flasher.

jkm-lx1_1.png
writing emmc dump to phone.

jkm-lx1_3_firmware writing.png
flashing phone with latest software version.
and phone working 100%.

jkm-lx1_emmc dump.png
these files are are here
 
Last edited:

HardGSM

Administrator
Staff member
this one is another JKM-Lx1 with micron chip..
Init bus...
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 4MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x13 (Micron)
Product name: S0J38Y (0x53304a333859), rev: 0x10, serial number: 0x0B47AA08
Manufacturing date: Jan 2019
CID: 13014E53 304A3338 59100B47 AA0816BC
CSD: D05F0132 8F5913FF FFFFFFEF 964000A8
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 4096 KiB
User area: 58.24 GiB(62,537,072,640 bytes)
Cache size: 2 MiB
Hardware reset function: 1
Partition configuration: 0x08
No boot acknowledge is sent (default)
Boot partition 1 is enabled for boot
Partitioning support: 0x07
Device support partitioning feature
Device can have enhanced technological features
Device partitioning possible
Boot configuration protection: 0x00
Boot bus conditions: 0x02
Bus width: x8 (sdr/ddr), boot mode: sdr(default), reset bus width to x1 sdr(default)
Boot area write protection: 0x00
Power-on write protection: possible
Permanent write protection: possible
Lock status: not locked
User area write protection: 0x50
Password protection features: enabled
Power-on write protection: possible
Permanent write protection: not possible
Lock status: not locked
 

HardGSM

Administrator
Staff member
hi bro i have 3 pcs i write dump but allways in fastboot with redlines
all micron emmc
HI,
Did you change emmc?
how much in size you write dump in my expreance minimum 2GB must written on emmc.
please share the kind of emmc dump and its sizes.
 

qassem

New Member
tnx for your answer i wrote many dumps but alll this error in fastboot with redline my dump is the same as shown in above pic
i remove nand and format it no backup i send you pm please chek
 
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