Compuprint 4247-X03 - Manual (Page 23)

5. Gently push the Controller Board into the printer until it is seated in the
connector inside the printer. The Controller Board is correctly seated in the
printer when the Controller Board metal plate is aligned with the back profile
of the slot.
6. Attach the Controller Board with the two captured screws using the
screwdriver that came in the Controller Board box.
Figure 6. Sliding the board in the slot.
Figure 7. Attaching the Controller Board.
Chapter 1. Getting started 7