54-2131-01G Model ACD2X2 BOGON. Amplified Drop-In FEED CABLE NN CABLE CLAMP NOT INCLUDED) Ceiling Speaker Electrical Connection 1. Remove cover, install cable clamp (if desired), and feed Interconnecting cable Into the electrical box. 2. Make audio connections to the "T" and "R" leads and the 24V DC connections to the and ™" leads. Note: The speaker will also work properly If the and ACh connections are reversed. Connections | Connection 3.