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Author Topic: L3+ Hashboard fix  (Read 101 times)
GeTTeX (OP)
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August 16, 2022, 07:14:16 PM
Last edit: August 16, 2022, 07:47:42 PM by GeTTeX
 #1

Hi,

i have a L3+ Hashboard (v1.413) which is not detected. I measured some casual points with a strange behavior.

i got 2.8v at the 14v circuit aswell as 2.9v at the 10v circuit. i also checked some ldo's - in is mostly about 0.7 to 0.8 but the out is less than 0.3..
i had a few hashboards before with broken circuits but all of them had 0 or 10-11v at those circuits. I never had such appearance so some help is much appreciated Smiley

https://s20.directupload.net/images/220816/nmbp424l.jpg

could anyone gove me some hints on how to proceed measuring and understanding what could cause the error?
i am good in soldering but not that good in electronics  Wink

best regards and thank you =)

Edit: i already checked the control board aswell as all cables.
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