From what I've seen, the XenoGC's marked "Xen8GC" all have two red LEDs which is incredibly unhelpful. thewheelman282 says in his youtube video that it's two slightly different shades of red, but I really beg to differ. If holding start while booting a retail disc gives you what you showe...

so this appon starting official disk while holding start is normal? Do i need to adjust the pot more? took it from ~800 to 198 OHM
also the 4x write speed disk- the gamecube dont even reconize- the 16x one i get the message to read the manual

only disks i have right now are sony dvdr 120min/4.7gb accucore 16x/1x and the slowest my drive writes is 8x or 16x, dont have import.....got this mod mainly to avoid the high prices of the gbplayer bootup disk about to try again using an old external drive, it writes at 2x and 4x edit--it only writ...

okay, i dont really know if anyone is still here but, here goes. i just received my xeno gc (or "xen8 gc" as the board says topside) soldered it on, runs the normal disks fine still starts red, blinks red once, and goes back to continuous red. So i decided to try to unsolder it to connect ...