Basic OperationJBL SYNTHESIS SDP-45- 16 -FRONT PANEL OVERVIEWThe SDP-45 is shown below. The numbers in the front panel illustration correspond with the numbered items below.1. Standby Button2. Front Panel Display3. IR Receiver4. Menu Navigation Buttons5. Display On/Off Button6. Surround Mode and Buttons7. Audio Input Select Buttons8. Stereo / Stereo Down-mix Mode9. Volume Control / Rotary Encoder10. Headphone Jack [Not Available In All Regions]11. Main / Zone Selection Buttons and MUTE LED Display12. Source (Input) Selection Buttons1 12 11 102 4 5 6 7 83 9