How To Unbrick Every China Phone ! SP Flashtool Error Fix Tutorial (Mediatek MT65xx)

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How To Unbrick Every China Phone ! SP Flashtool Error Fix Tutorial (Mediatek MT65xx)

Post by David Evers on Fri Oct 09, 2015 12:34 am

After you have flash wrong PRELOADER using SP Flash Tool , your phone will be completely dead, cannot power on, no charging, no recovery, no PreLoader USB vcom detection and so on Sad . But don't worry Developer have found the way getting life back on your mobile phone Shocked . Just follow the Steps one by one listed below:

Step 1:

Most of the mediatek mobile phones can be fixed by pressing reset button which you can found at the back part of the phone between camera and flash in mainly clone iphones. Just press the reset button and see whether your phone turn on or not.

If you fails in Step 1, follow  Arrow  Step 2.

Step 2:

Preloader can be dead if some one Flash it wrong and after flash your mobile will not detect with pc any more. for confirm
open device manager
take battery out from phone
insert usb
insert battery
and check is computer detecting any device
if it detect as mtk usb vcomport or mtk usb port then open SP flash tool and flash the correct rom for your model which you can get in needrom.com


If you again fails in Step 2, follow Arrow Step 3.

Step 3:

Just open Device manager on your pc and connect your phone on pc using usb connector. Check whether your phone detected in device manager or not. If it detect your phone other than mtk usb vcomport like Alcatel Single RNDIS Interface then quickly install mtk Driver_Auto_Installer_v1.1236.00 and if it detect as mtk usb vcomport or mtk usb port then open SP flash tool and flash the correct rom for your model

If you again fails in Step 3, follow  Arrow  Step 4.

Step 4:

If your phone is not detected by Device Manager of your pc then press volume up button for 30 sec to get into META mode  and then connect your phone using usb connector on pc and see it pop up sound or not.If it does then quickly install mtk Driver_Auto_Installer_v1.1236.00 and then it's detect your phone as mtk usb vcomport then open SP flash tool and flash the correct rom for your model.

If you again fails in Step 4, follow  Arrow  Step 5.

Step 5:

If your phone is not detected by Device Manager of your pc then you have to disassemble your phone and take pcb out. check there should be some Golden points. check these points there should be written on them Rx,Tx,GND,Vcc,Vcharge etc... check there should be written "COLO" or "KOLO" or "KCOLO" you have to Sold that point with GND. After Sold Attach usb now your phone will detect with USB then quickly install mtk Driver_Auto_Installer_v1.1236.00 and then it's detect your phone as mtk usb vcomport then open SP flash tool and flash the correct rom for your model.
In some phones "COLO" or "KOLO" or "KCOLO" not written for those type of phones you have to test all points one by one Short Golden point with GND and attach usb cable which point short with gnd can able to detect your phone by pc is Force Preloader Mode Test Point !! Keep in mind Don't Short Vcc,Vcharge or any other pin which have 4.x Volts also i had tested "Colo" or "Kolo" or "KCOLO" don't have any kind of volts..

After Following all the steps above i hope you will surely get life back on your mobile phone. Surprised  Very Happy

David Evers

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Join date : 2015-10-08

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