Headlight Bell Horn Air Release Coupling 1 Brake Squeal/Release Idle Air Hose/Uncoupling Lever Shut Down/Notch Down Fan/Notch Up Rail Clack Traction Air Compressor Sound On/Off Air Release Coupling 2 Air Pump Associated Loco Sound Flange Noise 1 Bell Type Horn Type Reversal Gear Bell Volume Horn Volume Diesel Rumble Volume Air Release Flange Noise 2 Flange Noise 3 Sand Drop Air Release Range 0-32 Range 0-32 Range 0-32 Range 0-32 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 Range 0-15 (16 types) Bell 1 Bell 2 Bell 3 Bell 4 Bell 5 Bell 6 Bell 7 Bell 8 Range 0-7 (8 types) Range 0-3 Auto notch - RPM and notch synchro to speed Manual notch - notch down/up with F8/F9