View Full Version : Compaq ATX pin-out
jenny_blue
02-26-2003, 01:14 PM
Hello,
I am trying to revive a Compaq Presario 7400 series desktop.
It's missing a power supply and I am not willing to spend money on a special PS when I have extra standard ones. Does anyone know the pin-out so I can make an adapter to convert a standard one to work.
Thanks in advance
Johnnydao
02-26-2003, 01:26 PM
Check out this web site:
http://www.action-electronics.com/molex.htm
They sell crimpers, pin-out, terminals and housings.
jenny_blue
02-26-2003, 01:48 PM
I went to that website and found nothing even close to a pin-out
Thanks anyway
Grinnin Reaper
02-26-2003, 02:36 PM
As long as it had an ATX power supply in it and yours is an ATX it should be the same. Even though the wire's my look diffrent any ATX power supply is supposed to work in an ATX computer. if it has a P4 processor and you don't have a P4 ready power supply here's an adapter for the other power cable going to the mother board http://www.directron.com/p4atx.html or http://www.computergate.com/products/item.cfm?prodcd=CMISC21
if you need an ATX to AT adapter you can get one here http://www.directron.com/atx2at.html I don't know much about the companies so you may want to check them out on www.resellerratings.com before you buy so you don't get stuck with a bill and no product. And your right $87 http://sparesstore.compaq.com/sparesstore/Product_PN.asp?mscssid=RT11WS9XN15M8J9JT2DA4RJF4MLM2GDE&sSearch=127999-003&sSort=N&sSortO=D&SI=On for the factory power supply is a joke.
jenny_blue
02-26-2003, 02:50 PM
I got the box with no Power Supply. A standard supply does nothing but power on, (CPU doesn't heat up and no beeps).
I was about to throw the thing away, but decided to Google a couple of hours first and found out that Compaq uses a no standard pin-out. The idea being, that if they sell you a piece of junk that breaks, you are forced to go back to them for the replacement.
The CPU is a K6-2 533mHz. Another reason I'm not willing to invest bucks.
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