Factory Test & Alignment Specification For MT56 Series (V1.0)
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How to upgrade FLASH Software
1. USB Upgrade
Download the update file (generally named V8-MT56551-LF1VXXX.pkg) to the root directory of your
USB device, and make sure there’s no other bin file named analogously. Then insert the USB device
to USB interface of TV set.
Power on the TV set, Press and hold on the menu key of key board at the same time. If the TV is
updating, you’ll see the below screen:
Upgrade process takes about 3~5 minutes.
After updating, the TV set will reset automatically.
2. Online Upgrade
Download the bin zip file “V8-MT56551-LF1VXXX.Zip” to the root directory of your USB device, and
do not change the file name. Then insert the USB device to USB interface of TV set.
Press RCU Menu/Settings/Picture/Contrast/1,9,5,0/Service menu/USB Update /Main
Upgrade/Local Update . If the upgrade file is found, TV will give a message that it verifying. TV
displays a warning message, it means selecting “confirm” to continue or “cancel” to exit. During
updating, do not power off the TV set.
After updating, the TV set will reset automatically.
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