In red are the connections for the ear piece and light sensors. They are connected via flex cable to the main LCD. Flip up the brown lock and slide out the flex cable.

Gently pry the rubber noise cancelation mic out of its hole. The sensors and ear piece can be pried up with the case opening tool.

The main LCD can be removed with the case opening tool.

In blue is the track pad connector. Flip up brown lock. It can be slid out of its connector.

In magenta is the main flex cable connector for the digitizer. Flip up the black lock. Slide it out and be extremely careful as this flex cable is much thinner than the LCD flex cable.

In green is the main chip for the digitizer. It is attached to a flex board and glued to the main controls board. To replace the digitizer this must be pried up to remove the main controls board.

The main controls board in orange maybe be removed when the digitizer connections are removed. You can pry it up with the case opening tool.

You must remove the track pad to replace the digitizer and glass.