Video Disks

Video Disks are a component of the PDA (Personal data assistant). They provide information concerning military procedures/ordnance, Mars Facilities' history/functions, and scientific discoveries/artifacts. There are 15 disks in the Doom 3 Campaign.

Mars City

 * Marine Command Briefing
 * Welcome to Mars Research Facility One
 * Series 3 Plasma Gun Briefing

Administration: Union Aerospace Corporate Division

 * Alpha Labs Introduction

Alpha Labs - Sector 1: Union Aerospace Science Division

 * Elemental Phase Deconstructor
 * Hydrocon

Alpha Labs - Sector 2: Union Aerospace Science Division

 * Molecular Fuel Storage Compactor

Alpha Labs - Sector 4: Union Aerospace Science Division

 * Mach-2 Chain Gun Briefing

Monorail Skybridge: Facility Transport

 * Maintenance Safety Video

Delta Labs - Level 2a: Union Aerospace Research Division

 * Teleportation Experiments

Delta Labs - Level 2b: Union Aerospace Research Division

 * Specimen Stasis Museum
 * Soul Cube

Central Processing: Primary Server Bank

 * BFG 9000 Briefing

Site 3: Analysis Facility

 * Ancient Civilization

Caverns - Area 2: Artifact Excavation

 * Tablets