Troubleshooting ⑴Check the VDD,VDD_LOG,VDD_ARM voltage; 1) NO POWER ON: ⑵ Upgraded the software; ⑶ checked the MTK8382 & DDR3 solder. After inserting the battery, VRTC output voltage of 2V, and then the 32.768 KHz crystal start to work. Now press the power on/off switch , PMU will working , then the BB inner program start initialing. Press the power on/off switch about 2s at normal work status, CPU will detect the signal and you will see the power off item.
Page 14
5)No charger: The U402 、 U301 & U302 integrate the charger control circuit. When inserting the charging adapter, CPU detects high level, and start the charging program. To controlled by U301, U302. The R312 is charge current Resistance. You can check U402, U301, U302 and R312 6) SIM not work: Changed the U811,MTK 6166...
Upgrading Guide copy the "Driver_Auto_installer EXE" file to C disk and unizip it 2.Click " Intall" file (in driver folder) to run it and choose proceed if any warning sentence is appeared and then the driver will automatically installed and then close it 3.Copy Flash tool zip file into D disk and unizip it.
Page 16
4.Open the Flash tool folder and run ""Flash_tool. exe" file.
Page 17
5. When tool open, click "Scatter-loading" choose "MT6582_Android_scatter.txt " file in FW"MR6012H1CW1" folder.
Page 18
Firmware upgrade! ! ! 6.. Then change " Download Only" mode to " " 7. Then click "download" and then connect mobile and pc by usb cable(make sure the tablet is turn off mode), then the upgrade will be start.
Page 19
8. After it shows "Download OK" on screen, the firmware upgrade is finished successfully...
Need help?
Do you have a question about the MW6617 and is the answer not in the manual?
Questions and answers