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0 – I suggest to put all folders into a global one. It will be easier to install the

drivers.

1 – Keep the « Reset » button pushed while pluging in the USB cable.

2 – A new device will be detected : “Lenovo preloader”. Choose to install the

driver manually and point the global folder.

Note : the detection of the preloader doesn’t last long. You may have to make it 

a few times to install the driver.

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3 – Keep the “Vol +” button pushed while pluging in the USB cable.

A new device will be detected : “USB MODEM DRIVER”. Choose to install the

driver manually and point the global folder.

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4 – Start the “Flash tool”, choose the “Scatter-loading” file by pointing to the

“MT6575_Android_scatter_emmc.txt” located in

“A2107A_H_S121_120525\target_bin_16G\target_bin\” and tick “DA DL All With

Check Sum”

5 – Unplug the USB cable. Click on “Firmware upgrade”. Keep the « Reset »

button pushed while pluging in the USB cable.

All will be erased on the A2 !

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6 – Once the flash process is finished (about 12 minutes), you will see a green

circle in the flash tool.

7 – You can unplug the A2 and reboot it.