TCL LCD TV L40E77 put a flower screen fault repair - android - Phones Developers

Electronic scale crystal oscillator, 3.2*2.5mm size, model 3225, 16M (16.000MHZ), 12PF, 10PPM, 20PPM, 30PPM
Probe for current and voltage pin, 420*4450 head diameter, 5.0mm, overcurrent and voltage pin
Brand AVX TPSE226M035R0125, low impedance tantalum capacitor, AVX 22
0603 Blu-ray, factory direct sales
One-piece inductor

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When you boot up the device, there will be a horizontal dotted line on the screen—please check the image below.
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After some time, take a look at the next picture.
IMG20160429115546_meitu_2.jpg
The display looks good, the logic is stable, but the issue is likely on the motherboard. Please check the motherboard circuit.
IMG20160429120613_meitu_2.jpg
Check U8: the voltage is unstable at 0.9V (normal should be 1.2V). U7 and U8 are not working properly. CA12, CA14, CA16, and CA19 seem to be in good condition.
IMG20160428200901_meitu_1.jpg
[attach]478121[/attach]
IMG20160428164059_meitu_2.jpg

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