LG G3 D858HK unbrick issue - General Questions and Answers

Hi XDA friends.
Am from india. am using LG G3 D858HK model 32gb dual LTE version.
My mobile as bricked last 2 months back Model as LG G3 D858HK Hong Kong version 32GB varient. Actually i mistakenly installed another not compatible Rom(Android operating system) like Cynongenmod 12.1 on this device. so my mobile not working like below symptoms are behaving.
1. display not coming
2. only without battery as showing like not charging no battery inserted display
3. led light as blinking when its i press back power button
4. when i press back power button its showing like 0% battery no charge(when i insert battery)
5. its not displaying download mode( i pressed special keys like top volume +button and power button and inserting USB for installing OS
So its possible to solve this bricked mobile to unbrick (LG G3 D858HK)
above issues are am getting. but i tried to repair my self. when i insert USB it showing in device manager LG Android usb device. not showing qualcomm hsb like. i properly installed QDLoader HS-USB Driver_64bit_Setup. but it below link as per your mentioned my device hardware as been different. so how can i find it GND and EMMC pins ( for short in using copper wire ) in this mobile LG G3 D858hk. actually am already checked in that mother board but i didn't find pins and GND. compare to sprint model or else D855 model as different between my device.
Please friends help me out on this

Hard-bricked LG G3 D858HK
Will you please, please help me too!
It seems I've hard-bricked my LG G3 D858HK Dual Sim 4G LTE 32GB too. It wasn't updating the firmware (only found out 3 weeks after warranty expired). So, successfully flashed the ROM to Marshmellow 6.0, then tried to root it with (mistakenly) wrong firmware - lollipop app/tool.
Problems: black screen, won't boot (red & blue light flashing), won't go into download mode, computer not recognising phone/USB is plugged into - even with right drivers installed.

Related

[Resolved] LG Optimus 4X HD firmware V10f upgrade problem

Hello,
I just bought a new LG P880 (Optimus 4X HD), which is Hong Kong version and has firmware version of V10C.
AFAIK, HK and other Asian regions do not have firmware V10F yet. So I decided to follow the tutorial in this topic:
http://forum.xda-developers.com/showthread.php?t=1861854
Unfortunately, after "Launch Software Update" on KDZ_FW_UPD, the logs printed few lines and then my phone reboot and disconnected from the PC, and not entering S/W Upgrade mode anymore, just a black screen (sometimes gray or green). Soft buttons still have light on but it seems nothing happening to my phone. No more log in KDZ_FW_UPD, even I wait for 10 more mins.
Now I can start my phone (put the battery in and normal start lead to S/W Upgrade mode).
Please help me
Thank you.
EDIT: never mind, found the solution here: http://forum.xda-developers.com/showpost.php?p=30891812&postcount=23

[Completed] [Q] Bootloader is gone! - Soft bricked LG L4 II E467F

Hi everyone.
First sorry my poor english.
Yesterday I received a phone (LG L4 II E467F Dual SIM) from a customer, the unit was but connecting the loading stopped with the LG logo and stand on this screen. I tried to upgrade the PC Suite, the cell was placed in download mode and the update is performed by the software, download and recording was carried out on the device during the recording process progress was up to 94% with the power on, when he got 95% the device was turned off automatically (A device's battery was at about 70% during the process), then the process has reached 100% normally without error messages.
After this the phone turned a brick, does not care, does not vibrate, does not go into download mode, finally does nothing. But noticed that it was shown in Windows Device list without driver. I used a software to install drivers and the device driver has been installed and he was recognized as "USB Port MTK (COM5)."
I watched a few topics about it, but could not properly understand the procedure and I was afraid to end any device recovery chance.
http://forum.xda-developers.com/showthread.php?t=1943442
http://forum.xda-developers.com/showthread.php?t=2160490
http://forum.xda-developers.com/showthread.php?t=1943442&page=91
https://www.youtube.com/watch?v=TQvdJwvqKZ4
Does anyone know how I can recover the bootloader of the device?
The bootloader is my biggest concern, because if the device start and stop again with LG logo can at least return the device to the customer.
rodrigocswm said:
Hi everyone.
First sorry my poor english.
Yesterday I received a phone (LG L4 II E467F Dual SIM) from a customer, the unit was but connecting the loading stopped with the LG logo and stand on this screen. I tried to upgrade the PC Suite, the cell was placed in download mode and the update is performed by the software, download and recording was carried out on the device during the recording process progress was up to 94% with the power on, when he got 95% the device was turned off automatically (A device's battery was at about 70% during the process), then the process has reached 100% normally without error messages.
After this the phone turned a brick, does not care, does not vibrate, does not go into download mode, finally does nothing. But noticed that it was shown in Windows Device list without driver. I used a software to install drivers and the device driver has been installed and he was recognized as "USB Port MTK (COM5)."
I watched a few topics about it, but could not properly understand the procedure and I was afraid to end any device recovery chance.
http://forum.xda-developers.com/showthread.php?t=1943442
http://forum.xda-developers.com/showthread.php?t=2160490
http://forum.xda-developers.com/showthread.php?t=1943442&page=91
https://www.youtube.com/watch?v=TQvdJwvqKZ4
Does anyone know how I can recover the bootloader of the device?
The bootloader is my biggest concern, because if the device start and stop again with LG logo can at least return the device to the customer.
Click to expand...
Click to collapse
Sorry, I wrote hard brick in the title, but actually just learned the real difference between soft brick and hard brick, and my problem is soft brick
Hi, thank you for using XDA Assist. The purpose of XDA Assist is to point you in the right direction, it's not a help desk. See this, http://forum.xda-developers.com/showthread.php?t=2764768. Since your looking in the right place to get your question answered I'm going to close this thread.

LG G3 Hard Brick Fix Equipments

I Recently Hard Bricked my LG G3 D858HK
i know all the things to do to fix the software
but dont know how to short the pins to get usb connection
and dont know what the name of the device used to short the pins
if some one could help me with what equipments do i need to
short the pins
and what kind of wire
i got my tutorial from this link http://forum.xda-developers.com/sprint-lg-g3/general/guide-fix-hard-brick-recovery-guide-t3132359
Hard-bricked LG G3 D858HK
Will you please, please help me too!
It seems I've hard-bricked my LG G3 D858HK Dual Sim 4G LTE 32GB phone too. It wasn't updating the firmware (only found out 3 weeks after warranty expired). So, successfully flashed the ROM to Marshmellow 6.0, then tried to root it with (mistakenly) wrong firmware - lollipop app/tool
Problems: black screen, won't boot (red & blue light flashing), won't go into download mode, computer not recognising phone/USB is plugged into - even with right drivers installed.

LG G4 Flashing custom ROM problem

I have LG G4 and I flashed (upgraded) it through LGUP from 5.1 to 6.0 a couple of days back. This is what has happened.
Before Flashing:
Hardware - LG-H815T
Android - 5.1
Software - H81510p
Baseband - MPSS.BO.2.5.c3-00072-M8992FAAAANAZM-1
Kernel - 3.10.49
Build Number - LMY47D
IMEI - 357766060879504
After Flashing:
Hardware - LG-H818
Android - 6.0
Software - V20a-OPT2-HQ
Baseband - MPSS.BO.2.5.c3-00101-M8992FAAAANAZM-1
Kernel - 3.10.84
Build Number - MRA58K
IMEI - Same
This is what the problems are:
1. The phone turns on but the screen stays black all the time. There is one way to turn on the screen and that is by removing the battery and plugging it to the usb cable and when the screen blinks for the missing battery indication, holding down the power button and inserting the battery. This way the phone turns on as if it has no issues.
2. The internal storage is showing 22gb instead of 32gb.
3. I am unable to flash (upgrade or refurbish) the phone through LG Flash Tool 2014, LGUP and LG Bridge. All softwares partially work through the process and according to my analysis give an error at the point after establishing connection with the mobile when its the time to access the internal storage for writing system files on the phone's storage.
4. I am unable to conclude the model number of the phone because before flashing it was H815T, after flashing it is H818 and when I connect it to LG Bridge, it shows the connected phone as F500K.
5. I tried to unlock the bootloader of the phone by visiting the LG Developer site and when I came down to filling in the information of the phone like IMEI and Device ID derived from the instructions outlined, it does not accept H815 as the model number against the Device ID of my phone and secondly does not list H818 and F500K in the dropdown options.
I don't know what wrong have I done in my life to end up in a situation like this???
babarejaz said:
I have LG G4 and I flashed (upgraded) it through LGUP from 5.1 to 6.0 a couple of days back...
Click to expand...
Click to collapse
I don't have this device but, your best bet is to post this question within the following Q&A thread that's specific to your device.
https://forum.xda-developers.com/showthread.php?t=3166384
Good Luck!
~~~~~~~~~~~~~~~
I DO NOT provide support via PM unless asked/requested by myself. PLEASE keep it in the threads where everyone can share.

LG V50 Dead Phone

my LG V50 V500N SKT version got force Power off while Calling on whatsapp. after at lot of tries it didnot switched on and become in the state of dead.
at the time when this problem occuered my phone was have 95% of battery and no any heatup or any other problem.
on pressing power button no response and for Download mode pressing Power+Volume button no response. while connecting with computer it is also not detected as lg but shows QUSB device in device manager and got installed Qualcom Drivers only. and no any positive apperance on my cell phone. no desplay, no sound and no any vibration.
Please help me tp recover my phone
You need a QFIL dump and rawprogram files. I am searching for them as well, but currently I can only find the ones for the Sprint variant.
Hi, I have a dead sprint v50 , can you guys show me where I can find dump and rawprogram for my variant

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