How to Unlock the Vault and Chessboard Solution

The Locked Vault in Shahin Manor can be unlocked by collecting 4 Transmissions in Call of Duty Modern Warfare 3 (MW3) Zombies. Learn how to unlock the vault in Shahin Manor, its rewards, all Transmission locations, and the solution to the chess puzzle.

How to Open the Locked Vault

Collect Transmissions found Throughout the Map

To open the locked vault, you need to collect 4 Transmissions that are found in set locations throughout the map; 3 of them being carried by Mercenary Bosses. Find these Transmissions and return to the Locked Vault, an option to open the vault will show up once you have collected all 4 Transmissions.

All Chess Piece Transmissions Locations

Chess Piece Boss Interactive Map

Zombies Interactive Map

Chess Piece and Transmission Map Locations

Chess Piece / Boss	Transmission Map Location
Bishop	D1: Talanov Outpost in Popov Power
Knight	Mobile: Inside Armored Truck roaming around the Medium Threat Zone
Rook	C5: 4th Floor, Ghalia Seaside Hotel (South of Seaport District)
Pawn (No Boss)	I1: Zlatyev Array (Northeast of Orlov Military Base)

The Bishop Transmissions Location

The Bishop is located on map sector D1, in a railway tunnel in Talanov Outpost in Popov Power. This boss is on foot and is alone which makes him easy to take down.

The Bishop Boss Location and How to Beat

The Knight Transmissions Location

The Knight is a moving AI enemy that drives an armored vehicle, following the path of the railroads throughout Urzikstan. If you target the bishop first, there's a chance that the Knight will also drive to that location.

The Knight Boss Location and How to Beat

The Rook Transmissions Location

The Rook is located on map sector C5, in a building found in the north-west of Zaravan City. Be careful when making your way to his location, as the building is filled with various traps that are meant to protect the Rook.

The Rook Boss Location and How to Beat

The Pawn Transmissions Location

The Pawn transmission is located on map sector I1, in a shack by the river in Zlatyev Array. There is no boss for this transmission, but getting will spawn a disciple with hordes of zombies.

The Pawn Transmission Location

Locked Vault Rewards

Loot Caches and Aether

The Locked Vault contains Aether and loot caches that reward players with extra loot that can be helpful if they need items. As of the game's launch, it is not yet confirmed if the loot caches in the locked vault reward wonder weapons and powerful armor.

Locked Vault Location

Underground Near the Mansion Area

Map View Location
World View Location

The Locked Vault is located at the bottom right of the map, inside the Shahin Manor. The underground can be accessed via the lift passage inside the house which can be found on the first floor, the left room from the main entrance of the manor.

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