Atari 2600 Quadrun diagram?

[maximebeauvais]

Hi,

 

I got a quadrun eprom + 2 others chips with the atari board.

 

However, the person (cassidy) who gave me the incomplete cart, what not able to complete all the soldering.

 

Does someone here have a diagram of this cart? So I will try to complete the cart.

 

THANKS