Strip it to the mobo with memory and video, see if it POSTs. If not then try a temp power supply. If the same might be mem or CPU or bad mobo. If it POSTs ok without swapping PSU then add one thing at a time, HD then CD/DVDm then one card, etc till you duplicate the problem. ->-----Original Message----- ->From: computertalkshop-bounce@xxxxxxxxxxxxx ->[mailto:computertalkshop-bounce@xxxxxxxxxxxxx]On Behalf Of Eric C. Vogel ->Sent: Tuesday, November 06, 2007 7:39 AM ->To: computertalkshop@xxxxxxxxxxxxx ->Subject: [CTS] Re: PC Will not boot sometimes -> -> ->Hello Bran, -> ->I will give everything a try. I got the map, only thing it does ->not help. It ->goes Yellow, then stays green, HDD light lits for a moment or two then ->nothing. It has not given me the 3rd and 4th light in sequenced ->since I knew ->of the map and started watching. I dunno what happened in the past. ->Thank you, ->Eric Vogel ->Computer Running Slow? Need PC Help? ->http://www.beacontechnologysolutionsllc.com ->http://www.msmvps.com/shelluser -> ->-------------------------------------------------- ->From: "Bran x86" <branx86@xxxxxxxxx> ->Sent: Monday, November 05, 2007 7:20 PM ->To: <computertalkshop@xxxxxxxxxxxxx> ->Subject: [CTS] Re: PC Will not boot sometimes -> ->> Sounds like CPU or Memory, if you have any cards in any slots I would ->> remove all cards and install one by one until the symptons appear , or ->> just reseat all the cards. Their is a map to the 4 lights just do a ->> google search. ->> ->> ->> On 11/5/07, Hugh Vandervoort <hughva@xxxxxxxxx> wrote: ->>> Most Dellls have diagnostic software to test the HD. I think it's F12 ->>> when you boot. Just run the IDE test, which tell you if you have a HD ->>> problem. ->>> ->>> On Nov 5, 2007 11:44 AM, Eric C. Vogel <ECVogel@xxxxxxxxx> wrote: ->>> > ->>> > ->>> > Dell Demention 4700 Light goes yellow/orange then green and the HDD ->>> > light ->>> > lits for a sec then nothing. Turn off by holding power button for 15 ->>> > sec ->>> > cause a quick push does not work then it turns on. No beeps. ->>> > ->>> > I have a 3 page thing from the manual with a 4 light ->sequance to tell ->>> > me ->>> > what is wrong but it has yet to do that for me. ->>> > ->>> > Another time the fans just kept getting louder but that was before I ->>> relized ->>> > about the 4 light sequance thing. What ever happened to beeps? ->>> > ->>> > Thank you, ->>> > Eric Vogel ->>> > Computer Running Slow? 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