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Unread 05-16-2003, 02:26 PM   #158
bigben2k
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Join Date: May 2002
Location: Texas, U.S.A.
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Quote:
Originally posted by bigben2k
...
PSU#4 has been chopped up, and will be my prototype, for the wiring fit. I'm pondering wether I should use the remaining wiring to connect the PSUs to the Yo_Duh circuit, or if I should use my 6 gauge copper "wire" instead. There are a lot of wires!
+12 : 5 wires
+5 : 12 wires (including a special one, see below)
+3.3: 5 wires (also including a special one)
GND: 18 wires (!)

The +5 and +3.3 lines include a seperate wire, with the same color, that was wired directly into the mobo header, on the same pin as the regular voltage lines. It looks like they were some kind of additional filtering or voltage stabilizer: they're linked to a cap and resistor.

I guess that this additional stabilizer line will be fed to the Yo_Duh circuit, since I can't run it to the mobo anymore.:shrug:
...
Going over some specs that Yo_Duh posted in another thread:
http://www.formfactors.org/developer...12V_PS_1_1.pdf

I found out / confirmed that those extra lines on +3.3 and +5 are indeed voltage stabilizers. In fact, it's the actual "remote sense" line that the PSU circuitry depends on.
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