I'm building a PC, and everything's hooked up, but I can't turn it on. The DELL case that I'm working on is from '98, and has a 16 pin connector that controls the on/off/sleep functions, and powers the LED. The board I'm working on is an ASUS P4B, and has a 20 pin male power connector thing.
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That's the connector on the board. The four x's are labeled PWRBTN. I've tried using pin jumpers from the old motherboard to connect the four pins in every single possible combination, but nothing happens. Yes, the power supply works, I can hear the capacitors charging when I plug it in.
Please show me a way to make the thing think that the power button is on all the time so I just have to unplug it to shut it off.
Thanks.
2006-07-30
14:52:49
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12 answers
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asked by
Anonymous
in
Computers & Internet
➔ Hardware
➔ Desktops
I can't afford a new case guys, I just bought a a new guitar. Please, someone take five min. to think about this and try to figure out a way to emulate the power switch for the board. Is there a special logic sequence that the switch sends to the pins on the board that tells the thing to turn on? Is there a special way to jump the pins that I haven't thought of yet?
Please! No $!
2006-07-30
15:11:49 ·
update #1
No green light, no fan, no anything.
2006-07-30
15:13:06 ·
update #2
Actually, there might be a number of problems at this point.
Power is a connector with two wires, with power and ground wires. Just short these two out if you think that the switch is broken.
The POWER LED on the case is a three pin connector with two wires, but you don't have to have this connected to make things work.
I hope that you have the ASUS manual, so you can see these jumper and switches.
But you won't have anything work, if the RAM is not compatible, or is not seated right, or is BAD.
That ASUS board... if it has a GREEN LED light up, then you see some signs of life.
Your minimum components are CPU CHIP, CPU FAN, ATX power supply, ATX 20 pin power supply connector, 4 pin ATX 12Volt connector, Video card and RAM. Other cards should not be plugged in when you are trying to get it working for the first time. Try it with and without the Hard Drive and Floppy drive plugged in.
With the old AT type computers, you could get by with much less.
2006-07-30 15:08:58
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answer #1
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answered by Anonymous
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A better option would be to locate where the power switch is on the mobo and run a seperate switch out the front of the computer or jumper it to short it to the on position. I did that once and just used the power supply on off switch when the switch on my case stopped working. Shorting is tricky because Windows detects when the power button it being pushed and if you have it continually shorted then Windows will not boot as the computer will power up then shut off. Go with the home made switch.
As for the idiots claiming the thing will fry the motherboard and/or ram or whatever... dont listen to them. Dell's power supplies are STANDARD! I have used them a number of times and even on NON_DELL motherboards!! Sometimes I think most people using computers think they're experts when in actuality they're so stupid it's pitiful!
2006-07-30 15:48:51
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answer #2
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answered by ghowriter 5
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Actually, the others that have recommended another case have the right idea- the Dell power supplies are often wired different than the standard pin-out. They will plug into generic motherboard but they power levels are not in the right spot and can actually damage it in some instances.
Either go get a generic power supply and put in it or get the whole case with the generic connectors- ones that your board will take...
Dell did that to get more money for their parts, rather than being able to use generic parts- at least that has been my experience with Dell and aftermarket parts...
2006-07-30 15:03:57
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answer #3
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answered by worxsigns 3
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Danuitti is right. You don't have to buy a new case, but you will definitely have to buy a new 20-pin power supply. Dell likes making proprietary parts, especially motherboards and power supplies. Just make sure that you don't buy one of the newest 24-pin power supplies. Here's a cheap one that will work, as long as the computer doesn't have a powerful processor: http://www.newegg.com/Product/Product.asp?Item=N82E16817182001
2006-07-30 15:21:47
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answer #4
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answered by alchemist_n_tx 6
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Don't use THAT Dell PSU!!! it will FRY the mother board!!!
The 12 volt lines are on the 5 volt buss!!!
It WILL FRY your CPU and RAM!!!
You can buy new cases, with PSU for that board, which is actually any generic ATX case, for $20 to 30 at most computer shops!!!
OR , on http://pricewatch.com
Or, go ahead, you might have already FRIED them all, if you applied power!!!
And, DELL won't pay for the warranty you just abused!!! I know for a fact that Asus won't honor the warranty on a board plugged into a Dell PSU!!!
Noobs and idiots are funny, and fun to watch! They ask for help AFTER they screw up!!!
2006-07-30 15:19:54
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answer #5
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answered by Anonymous
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Dude, for $60 buy a case with a power supply and front connector USB and audio.
2006-07-30 14:54:51
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answer #6
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answered by Edward Z 3
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YO! MAN! IT WOULD be so easy if you were to buy a new case. a 98 case, is not compatible with todays boards. look on TIGERDIRECT.COM. cheasp cases. and you would not been asking this question.
so do not know what to say. nothing that you're putting on that case fits. properly. not even the board posts. so good luck, just do not blow the board. so chill drink JUMACAN RUM. AND happy computing.
2006-07-30 15:03:15
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answer #7
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answered by litehmusicdj 3
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look , man, you're old casing with ps. unit will not work on your new p4 motherboard, there is extra connector to power up the p4 processor which your old ps. unit don't have, just buy a new casing with a p4 psu will do.
2006-07-30 16:02:43
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answer #8
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answered by lepactodeloupes 5
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Dude if you are here in the states go to www.pricewatch.com and buy a new case .They don't cost that much.And ship right to your door.
2006-07-30 15:41:34
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answer #9
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answered by Archangel 3
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http://www.friendscyberclub.com/ another place where you find a leaderboard, see you names on this leader board, other than the leaderboard, it has a message board, profiles and photos, and much more,
2006-08-01 03:11:51
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answer #10
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answered by Anonymous
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