This guide covers all Repair Logic Puzzles found in Originium Science Park for the quest Dusty Old Files in Arknights: Endfield.
Repair Logic Puzzles #1
- Place the white cross in the top center of the grid.
- Place one red L piece on the left side, directly below the white cross.
- Place the second red L piece on the right side, directly below the white cross.


Repair Logic Puzzles #2
- Place the long white piece straight down in that middle column, starting from the top row and going downward like a vertical line in the center of the grid.
- Place one red T-shaped piece so it sits next to the white piece on the left
- Place another red T-shaped piece so it sits next to the white piece on the right

