Main Computer Upgrade: LAER Mod "Auxiliary Recharger Chip"

Main Computer Upgrade: LAER Mod "Auxiliary Recharger Chip" is a holodisk in the Fallout: New Vegas add-on Old World Blues.

Locations
It can be found in the Big MT west tunnel. Heading down along the entrance, take a right at the first opportunity this room has several protectron and the The Custodian, then go straight through the hallway ahead with the red light. The Upgrade is on a shelf on the left wedged between a duffle bag and the side of the shelf.