TCL 32D2930, Руководство по обслуживанию

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Factory Test & Alignment Specification For MT56-AP Series (V1.0)
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Appendix 2: Software Upgrade
How to upgrade Mboot

Connect the computer and mainboard VGA port by a serial port tool.
Serial connector definition: VGA/P303: Pin4: RXD VGA Pin11:TXD

Open MTK
“Mboot” software programming tool “
Flash Tool
”, and set serial port.

Import the mboot file, as below.

power on the TV, then Click Upgrade key and you will see the below message.