Step 2. Pls copy the unzipped files (like the picture 2) to an empty SD card PS: Pls format the SD card before copy the files here Step 3. Pls insert the SD card to the GPS SD card slot Step 4. Turn on the car stereo and press the GPS icon, the unit will be entered into upgrade mode automatically(Pls do not cut down the power during updating) Step 5: The screen will show “Program Image Success! Reboot System to use new function” when upgrade is done successfully. Step 6: Take out the SD card GPS SD card slot and turn off the unit and then turn on it. Step 7: Pls enter into the GPS mode and find its version, if you can see the version has changed to 20131030, that means you have upgrade successfully. Congratulations!

1660\1.bat
....\FIX_NU_1660_v34.hd
....\usbprns2.exe
1660

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