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The primary key Aa, is used to enable Coudé Azimuth Rotation. The key Aa is There are two Aa keys located in the control room. Removing either or both of the Aa keys will disable Coudé Azimuth Rotation.
Ground Floor
To access the Ground Floor inner pier, you will need to remove the key Aa. This will disable Coudé rotation. The primary key Aa is inserted into the key exchange unit located by Mezzanine Level doors to the pier. Inserting the Aa key will release two Ba personnel keys. The Ba personnel keys must be taken by personnel entering the Mezzanine Level Pier.
Mezzanine Level
To access the Mezzanine level pier, you will need to remove the key Aa. This will disable Coudé rotation. The primary key Aa is inserted into the key exchange unit located by Mezzanine Level doors to the pier. Inserting the Aa key will release two Ca personnel keys. The Ca personnel keys must be taken by personnel entering the Mezzanine Level Pier.
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Coudé Lab Full Speed Enable
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