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ssj12 said:

my system specs are as followed

CPU: AMD 7750be
GPU: 9600GT
Mobo: Gigabyte AM2/2+/3
PSU: ABS Tagas BZ 700w - over a year old
Ram: Mushkin DDR2 1066 2Gb x2
HDD: 1
ODD: 2
Case: NZXT Tempest

Modular.  12v+ 4 rails @56A (if focused)

First make 100% sure the modular feed is connected properly  (if you have messed with the cabling a lot over the year, it is  very possible the modular power connector is no longer making proper connection 100% of the time). This is the biggest problem with modular power supplies. 

On your powersupply, each rail can only get a maximum of 20A.  This is why I said focused above (adding them together) remember tho, 4x20A DNE 80 AMPs.  I will assume you are using 1 rail for the CPU, 1 for harddrives/cdrom, and one for the video card?

Ill add this: When using multiple rails, the maximum value is ONLY ever obtained if that is the only rail being used.  1 rail = 20A max.  2 rail = 28A max.  3....4 = 56A.  Undernearth where it shows 20A value for each rail on your PSU it shows 56A max (this means 14A MAX per rail if all 4 are being used).  You are probably underpowering the card on the 12V line (pulling to much power could have been why your powersupply "Shorted" if it does have a blown cap)

Edit 2:  Most 470s I can find require 220W (18.33333Ax12v) which is more than your supply can handle per rail unless they are focused.