TCL L28B2500-MS306D-LA - Page 26

2、abnormal picture ：
Check LVDS signal to main
IC？check LVDS cable?
Check crystal frequence？
Check the peripheral circuit
of mail IC,updating SW,reset
NVM,replace main IC
Abnormal picture
All signal source bad
I
ndividual signal source
bad
Check the path with this
signal source
Check panel ID？
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