6 Troubleshooting Guide
6.1.
Green Power LED does not turned on.
• Many problems may cause the TV can't start up. Firstly, it's need to foreclose the possible bad board (such as main board, key
board, panel etc). We can do the right thing only if we find the bad board. The main reasons such as: power supply abnormal,
core voltage, DDR's reference voltage, main program abnormal, MBOOT program abnormal, wrong panel parameter, EEPROM
data abnormal, bad Main IC and DDR etc. The print information will be useful to analyzing the problems quickly recur to the serial
interface tools.
TH-50C300K/TH-50C300M/TH-50C300S/TH-50C300T/TH-50C300X
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