I was able to skip this step, along with 16, 17, & 18, and complete the repair successfully. Instead of fully removing the logic board as described in step 22, I lifted the left edge and then wiggled it left until I could lift it from the hinge edge; this gave me plenty of room to see what I was doing while removing and replacing the DC-in board.
Lorsqu'il en aura reçu, il pourra afficher un graphique de sa réputation au fil du temps.
Voici un aperçu de ce à quoi ressemble ce graphique :
Aucun point de réputation obtenu pour l'instant.