, Well, nothing did not solder the board as in the post. In that post, all laid out on shelves, what has caused this flicker, and how it is treated, it has long been tested at what is not wide of the mark, as in the video with a coin (help-not help-help for a while ..), and specific fault stabilizer + 5V on the display, which eventually dies from overload (it's still a developer error), and elegant solution - the + 5V to power the bridge with test 5B. No cutoffs FB no need to do there, just a neat jumper - and all forgotten about the problem. After this renovation, it never comes back ... A coin in the interference distorting fee will only lead to accelerated dump sandwich / flash, and so that in 99% of these phones will sooner or later fall off. Generally, there is little clear how the coin, radiators clean shimmer, is really just reduce the thermal stress, and the stabilizer because this is not disrupted, but if he's already tan - then everything will return to normal, only to add, as I said above blade proca, flash. Coins can stick only if you accept that call Khan, but want it to run on for some time, to get out of it the important info, or if you are a crook and you want as long as the bodies still running, vparit his victim ..
And you appeared artifacts just talk about the bad situation with the contacts in a sandwich .. soon fall off the SIM, the main camera, SD card, wifi can also fall off, half-covered with snow image can ... You can not search for easy ways (all kinds of coins) can not deform the charge in the case of screen flicker is necessary zamorochitsya and solder the jumper, and if you do not know how - give to those who are sealed, not coins bodies to push, so much so that then the back cover placed not want to deformation. .