On Sunday 05 August 2001 10:48 pm, you wrote: > On Sun, Aug 05, 2001 at 10:23:07PM -0500, Perry Hoekstra wrote: > > I am trying to put together a new PC. Spencer helped me with the > > thermal compound and CPU. Now my problem is no go. I went through the > > archives and read about power supplies and motherboards but most of the > > threads dealt with checking a power supply without a Mobo. I have the > > motherboard installed (Abit KT7A-RAID), the CPU in the socket, memory > > installed and a video card. I checked the seating of the ATX power > > coupling into the motherboard. However, when I try to turn it on, there > > is nothing. I went through the manual and it has a lot on > > troubleshooting the BIOS settings but nothing on problems with power up. > > Well, this could be any number of things, but I see this most often when a > motherboard is grounding on the case. This happens when a peice of metal > on your case is touching a part of your motherboard that it shouldn't be. > > What I usually try is taking the motherboard out of the case, set it on > something non-conductive (a piece of cardboard works well), hook everything > up to it and power it on. If things start running (CPU fan starts > spinning, any LEDs on the motherboard light up) and I get any beeps[1], > then I know that may mobo was probably grounding on my case somewhere. > > [1] Make sure you hook your cases speaker up to your mobo. Almost every > mobo will spit out a series of diagnostic beeps if it encounters a problem. > These beeps are usually documented in the manual that came with the board. > > What you're seeing could be any number of things, however. Other > possibilities I can think of: > > * Improperly installed memory - maybe it's not in the slot all the way; > maybe it needs to be interleaved; maybe you installed your DIMM in slot 3 > instead of slot 0... > > * [Mis|Un]set jumpers. If your mother board requires jumpers for things > like CPU speed, CPU voltage, CPU multiplier, etc, it won't start up if > they're not set properly. Or the power switch lead improperly attached... CBOS jumper jumpered for clear.. -Just more thoughts.. Good luck > > HTH, > > Gabe