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Topic: need help with psu emerson 1200 (Read 301 times)

member
Activity: 97
Merit: 13
August 02, 2017, 02:46:39 PM
#5
to be rigorous:
A1 is PS_ON, B4 is AC_INHIBIT

if you measure voltage you will not get nothing till you put something consuming. I used a spare 12v fan to test
hero member
Activity: 1610
Merit: 538
I'm in BTC XTC
August 02, 2017, 02:03:02 PM
#4
Interesting.  For future reference to those looking up this thread, A1 is PS_ON, B4 is AC_OK (AC is present).

Nice work, cheers!  Cool
member
Activity: 97
Merit: 13
August 02, 2017, 01:57:52 PM
#3
I found solution.
A1 and B4 pin to ground and power ON ok
 Smiley
hero member
Activity: 1610
Merit: 538
I'm in BTC XTC
August 02, 2017, 01:54:35 PM
#2
I don't have one of those to play with, but I suspect you need to activate both PS_ON along with PS_SEATED to get it to start up.
That's where I'd start anyway! Good luck!!  Smiley
member
Activity: 97
Merit: 13
August 02, 2017, 01:03:14 PM
#1
I have 3 psus from old spondoolies sp31. I want to recycle and power on alone for other miner.
I get pinout from web for a emerson 1200, but I am not able to power on.

https://www.rcgroups.com/forums/showthread.php?2606324-Astec-DS1200-3-server-power-supply

thanks help for getting power on this unit.
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