Light Bell Horn ACC 1 and ACC 2 on/off 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 Volume Down by 1 Volume Up by 1 Air Compressor Flange Squeal Air Release Bell Type Horn Type Associated Loco Sound Bell Volume Horn Volume Diesei Rumble Volume Safety Valve Pop Air Release Flange Noise Sand Drop Ditch Lights Flash enable/disable with Air release Range 0-63 Range 0-63 Range 0-63 Range 0-63 Range 0-16 Horn 0 Horn 1 Horn 2 Horn 3 Range 0-22 Range 0-15 Bell 0 Bell 1 Bell 2 Bell 3 Range 0-3 Range 0-15 Range 0-50 Range 0-15 Range 0-15 Range 0-15 Range 0-15 Range 0-15 Range 0-15 Range 0-15 Range 0-15 Brake 0 Brake 1 Brake Sound Off [Range 0-255] Brightness of dim light in Rule 17 or dim-bright-off mode Range 0-255 Normal Change with engine rpm Auto Manual Dual EMD567B Single EMD567B Dual Alco 539T Single Alco 539T All Sounds Off