Your IO is a V4 or V5 (Rise). The only solderless mod you can do is add the hard drive, which doesn't require soldering anyway. Easiest way is to do that is to get the Imod kit from badflash.com and a laptop drive (12.5mm thick or less).
(*CPU Mods require soldering, period)
The telling factor for v4 vs v5 is the audio chip I believe. V4 having the Yamaha still.
Good luck. Keep searching here for the how-to links.
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