For B.pad  In B.pad, controller parts are only for USB only. If you want PS/2 connector, don’t solder ZD1, ZD2. But when you connect through PS/2, you can’t use BootMapper Client tool.   For B.87(X2), B.face(X2), B.thumb(X2), B.mini (X2) Resistors for controller parts shoud be soldered like the pic above. There is no direction … Continue reading Soldering Guide