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Topic: Bitmain Antminer S7 Fan Connector Burnt Out Twice (Read 144 times)

copper member
Activity: 658
Merit: 101
Math doesn't care what you believe.
February 26, 2018, 09:09:55 PM
#3
It would be odd for a fan to draw more power than expected, although not impossible if the bearings are wearing out.

You might want to consider buying a replacement fan for ~$15 USD and see if the problem goes away.
hero member
Activity: 756
Merit: 560
Are the fan plugs tight on that port? It looks like a loose connection that is arcing. Used to have that problem on the Avalon 6s
newbie
Activity: 1
Merit: 0
I got this Antminer S7 used on eBay. I hooked it up and it was hashing at about 4TH for over a month, then one of the fans burnt out. I cleaned up the burn marks with alcohol and replaced the fan and ran it again and within a week the fan burnt out again.

Has anyone had this issue with the S7? Should I just relist it on eBay for parts?

Here's a pic of the burnt fan connector.
https://imgur.com/a/7LLac
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