Hard reset Muna yun may frp
Tecno tab
Select Tecno camon 30 pro 5g cl7
Select meta frp
Hold both volume and connect USB
Just wait lang Hanggang mag menu
https://pinoytechnician.com/threads/samsung-a20s-no-display-fixed.235625/#post-999324
Refer lang Ako sa reference ni sir moderator dapat may voltage vsn at vsp in may case Wala kaya change charging ic Yun gumana..
Slamat sa pagsagot sir Yan tested ko na.
Pa help po baka may nakakaalam Ng way para ma unlock bootloader Ng naka fastboot na Lang Yung phone, di kc mapasukan Ng iBang file. History Sabi Ng may ari sumubok mag upgrade may ari sa recovery Yun nag fastboot nlng.
Na check ko sa UT bootloader unlock ( no )
Common issue to sa Redmi kaya CPU na agad ang trabahuin.
Pag open Ng camera at kapag punta sa front cam Hindi gagana ngunit ang nangyayari nagiiba lang image sa back cam nag black and white at pagpindot ulit sa turning Ng cam babalik ang tunay image Ng back cam Yan po problem.
tools: easy jtag plus with ufs adapter
tanggalin ufs ic at salang sa easy jtag
kapag na detect punta sa tool and hit reset google frp
reball ufs and test yung unit
1.back up signal and lun
2.reconfigure config
3.write dump
4.flash and done
dito ako kumuha ng firmware yung global pinili ko
https://xdafirmware.com/umidigi-f3
open sigma select platform hisilicon
hisilicon - select 65x
testpoint and insert usb
select serial port
services hit frp and wait
paki reffer nlng sa picture
open hydra select qualcomm
brand auto
model auto
service
universal select frp
select flashmode
zero wipe
remove battery
testpoint pakitignan nalang sa google dami dun
salpak usb and execute wait till done
1.try lcd 1st pero negative
2.check light section
3.check voltages okie nmn check coil okie, last replace this diode done na
( note )
Kumuha lng Ng diode na kaparehas sa function sa papalitan
open hydra mtk tool
under xiaomi - select exact model
service - factory reset protection frp
flash mode - select zero wipe
hold both volume for boot
nakalimutan ko na picture finish produck pero tested yan
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