Factory Test & Alignment Specification For MT56 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.
Summary of Contents for 55D1620
Page 35: ...2 No Display Black Panel Back light is OK sound is OK but no picture...
Page 37: ...4 No sound O ll i l i h d One or all signal source without sound...
Page 39: ...6 Abnormal Display OSD NG or picture NG OSD NG or picture NG...
Page 40: ...7 No tuning channels DTV or ATV no Channels DTV or ATV no Channels...
Page 42: ......
