It is located at the VTOL Corridor.
Turn left to find the door Alfred opened to get into his VTOL hangar. You don't have the special key Alfred used to get, so you'll need to do some exploring. Take the BATTERY PACK and head for the elevator.
Before you can do that, two spiders crash out of a vent in front of you. Kill them with the GRENADE LAUNCHER as this room is bound to be an area that beginners will pass through frequently. When they are dead, go up the elevator.
For more details check out this Resident Evil: Code Veronica X - PS2 Version - Version 1.4 Walkthrough from IGN.com.
In latest game buzz, Capcom will release two pieces of downloadable content for Resident Evil 7 biohazard — the delayed episode titled Not A Hero and a new episode called End of Zoe — on Dec. 12. The company will also release a Gold Edition of Resident Evil 7 that day, which includes all of the game’s downloadable content to date. Find out more at Polygon.com.