Acer 4330 - Manual (Page 66)

56 Chapter 3
5. Pull the optical drive module out from the chassis.
6. Remove the three screws securing the ODD bracket and remove the ODD bracket from the optical disk drive
module.
7. Insert a pin in the eject hole of the ODD to eject the ODD tray.
Step Size Quantity Screw Type
ODD Bracket M2*3 (NL) 3