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- Find the footprint for U1 on the board.
- Tape the socket across the top to hold it in place. REMEMBER: Match up the notches on the socket and the U1 footprint on the board.
- Like with the 40-pin socket of the last section, solder two corners at opposite ends first, so you can correct any problems with positioning.
- If everything looks good, solder the rest of the pins.
- Install a 0.1μF capacitor to C2, footprint pictured.