Play on the In House Dell PC
The DVD drive is located on the outer frame of the screen, roughly halfway up on the right hand side.
Press the eject button on the drive, insert the DVD and push the drive back into the frame.
The associated player (VLC) will automatically launch.
Play on the combined DVD and VHS Player
Insert the disk or tape. Most DVDs will play automatically otherwise press play on the player.
Play on your laptop
Once the laptop is connected to the system and its external output has been enabled (cloned, duplicated or mirrored), insert the DVD in the appropriate slot on your laptop then launch the DVD player program you have installed on your laptop.