BR class 50 XL sound decoder

Below is a list of the Function keys and their assignments applicable to this model. F0. Lights on/off F1. Sound on/off F2. Double horn 1 F3. Double horn 2 F4. Single horn F5. Coupling up F6. Wheel ‘groan’; 9 seconds for yard movement F7. Flange squeal F8. Fan F9. Spirex valve, air tick F10. Guards whistle F11. Door slam F12. Buffer up F13. Shunting mode. Press once and the loco moves slowly, press it again and you are back to normal control F14. Acceleration/decel override F15. Aux 1model railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decodermodel railway sound decoder