Light Bell Horn Air Release Coupling 1 Brake release/Squeal Dynamic Brake Air Hose/Uncoupling Lever Shut Down/Notch Down Fan/Notch Up Rail Clack Traction Air Compressor Prime Mover Type (6 Types) Master Volume Decrease Master Volume Increase Air Compressor Flange Squeal Air Release Bell Type (8 types plus off) Horn Type (22 types plus off) Associated Loco Sound Bell Volume Horn Volume Diesel Rumble Volume Safety Valve Pop Air Release Flange Noise Sand Drop Air Release Functions respond to Locomotive Address Only Functions respond to Consist Address Only Horn 0 Horn 1 Horn 2 Horn 3 Horn 4 Horn 5 Horn 6 Horn 7 Horn 8 Horn 9 Horn 10 Horn 11 Horn 12 Horn 13 Horn 14 Horn 15 Horn 16 Horn 17 Horn 18 Horn 19 Horn 20 Horn 21 Horn 22 Range 0-22 Bell 0 Bell 1 Bell 2 Bell 3 Bell 4 Bell 5 Bell 6 Range 0-6 Auto notch - RPM and notch synchro to speed Manual notch - notch down/up with F8/F9 Emd645E EMD645 EMD710 ALCO244 ALCO539T EMD567 MRC