Xecuter CoolRunner - Phat Install (QSB) We recommend that the CoolRunner is programmed first with the correct jed/xsvf file before installation. ( Found here: CLICK HERE ) Use the wires that are included with the CoolRunner kit. They are cut to optimum length. Make sure the switch is set to PHAT (Yes I had to say this as you'd be surprised as to how many people would ask lol) This is how the position of the CoolRunner looks like when installed to a phat. Here are how the bottom wires are positioned. I used a hot glue gun to make a nice neat job. UPDATE: It has been reported that some consoles have trouble booting or boot fine but freeze frequently. One of our members, Westbox found that if he routed the wires a little differently on the back of his board he get perfect boots every time with no freezing. here is his diagram (you can see the difference from the above picture): Troubleshooting If you have a Big Block Jasper (256/512) and your boot times are very slow (Over 30 seconds) then we suggest you add a 68nF 100V Ceramic Capacitor across PLL_BYPASS (A) & GND like the following picture (thanks to SeanR28). Another troubleshooting tip: Switch the CoolRunner to Slim and see if the times improved - this works for some This tut was by the amazing Uber Geek from T-X.