fyi
Attention
There are four possible causes that will display the Attention light pattern:

The door is open.
The print cartridge is missing.
There is a paper jam.
The paper...

So you just want to connect this to an existing wifi network ?
If range is not too far just buy a usb wireless adaper.One that has it's own stand/cable will let you position it where you want. Load...

And you might try loading bios defaults with the new bios/cpu then rebooting.

If you have your win7 install disk and boot it up, you could try the startup repair or system restore.... it might be something simple.

I've seen some threads that other people had problem with xmp memory with this board, only worked with 2 stick kit.
One said he had to set up the ram manually in bios.

55 may be ram problem.Have you tried another stick or different slot?

Double check which power lead is going to the atx connector on the motherboard.
It is possible to inadvertently connect a pci-express lead by mistake, and the result is that nothing turns on.

Your previous six posts are still here. Might need to exercise that superior intellect to remember your previous login/password or search a little for the one thread you started.

The a8ae-le is a socket 939 board, and your link is to socket am3 cpu which is not compatible.
I don't remember but the 4800 socket 939 might have been the top of the line.

Earlier you said you got into bios, so the keyboard was working.Did you reset the bios ? Can you still get into bios?

In the manual I see in bios > Integrated Peripherals > onboard device >
...

Do you have the original windows install disk ?
You could try to boot up to the recovery console on the disk and from there delete hiberfil.sys as mentioned earlier, or attach your drive to another...

Are you turning the power off on the power supply switch ?Is it any different if you shut down the machine by holding in the power button for >3secs then try powering up and getting into safe mode...

You can't boot in safe mode ?

Also this may help from microsoft..
http://answers.microsoft.com/en-us/windows/forum/windows_xp-system/message-on-screen-but-i-cant-get-anything-else-on/a50fcbf8-72ea-4648-8d1a-6a92a4ea1f89?auth=1

Is this a new motherboard in a previous chassis? Are you trying to get audio out of the front panel ?
Maybe you have a chassis front audio that is ac97 compliant and you have connected it to...

Maybe they are included in this: ?
http://www.ebay.com/itm/Asus-K73E-17-Screws-Set-Original-/170888452607?pt=LH_DefaultDomain_0&hash=item27c9bed9ff

This is the clear cmos. I hope you didn't leave it in this position.When clearing the bios the computer should be unplugged from mains voltage and the jumper moved for a few seconds then returned to...

I would think it's more likely to be a bad ground through the wiring to your wall socket or perhaps beyond.
Tried plugging it into another wall outlet in another room ?

one idea here maybe..
http://www.tothepc.com/archives/update-windows-offline-without-internet-connection/

Some video cards you can get audio to hdmi when you use dvi to hdmi adapter and hdmi cable.

Are you going to use the onboard graphics ?
better graphics on the k (intel 4000 versus 2500)

Well that's just the flash utility, the various bios files are also here
http://www.siliconimage.com/support/searchresults.aspx?pid=28&cat=15&os=0

http://www.whiskymaltshop.com/image/cache/data/feb2012/Macallan252-500x500.JPG

Bios looks pretty simple, assuming that the bios flash was ok the only thing I can see in bios that might stop the os loading is the setting for Enhanced SATA support. Try changing that setting...

You need to set your video card resolution to 1920 x 1080.
Do you have catalyst/radeon driver software loaded ?