Can you post a picture of that particular resistor? Ill check thanhave you check the cmd resistor on the switch mainboard?
its usually broke mysteriously and lead to those blackscreen or bluescreen.
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By removing the 47 and placing a single one 100ohm or by adding two or more 47 ones ? Ill try asapInstall back the mod chip, make resistance of dat0 and cmd to 100ohm, then boot to sysnand cfw once.