Yes, and gasket instructions are needed. I tried to install the gasket and could not get it to seat properly and gave up. You only get one try and then it is ruined.
There should be large red bold letters in this procedure telling you to make sure the battery is not connected when re-connecting the display cables.
I blew the backlight circuit on the motherboard.
I had the battery connected when plugging in the display cables.
Power was not on so it did not occur to me that it would be a problem.
The problem that lures you into this trap is that you need to position the battery to align with the battery connector when re-installing the battery.
To make sure it is aligned properly, the natural thing to do is to plug in the battery connector.
But then you can forget that the battery is connected when you re-attach the display cables.
If I were to do this procedure again, I would not even disconnect the display at all. It is not necessary when replacing the battery.
This happened to me. I blew the backlight circuit on the motherboard.
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.