Panasonic plasma TV TH-42PV80 boot three trouble-free maintenance:
The power-on check standby 5V load has a short circuit. It is confirmed by each break method that the IC4514 8 pin in the A board is short-circuited to the ground. The local is not only purchased online, the good power can be turned on, there are characters, there is sound, no image. The vertical flower strip on the right side is like a picture. The user said that it is a problem when using the HDMI signal, and the HD set-top box is broken. It seems that the set-top box is the culprit. The HDMI signal processing IC4510 is inevitable. Check the IC1100 11-pin and IC4514. , IC1100 11 feet internal short circuit to the ground, and through the online purchase of MN103SG3F and adv7495bbstz-170, the problem is solved after the goods arrive.
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