good nigth i have the same problem with the tester c00zj00v9120 v1.2 ctrll_c43,
can you help me please?
my email firstname.lastname@example.org
i check the article V9 V1.2：https://support.bitmain.com/hc/en-us/articles/360039323873
all be fine
but the problem persists
i think the problem is the firmware on board control or the files sd tf card