Hard Keys4 5Operation buttons1) EJECT: Press to eject Disc2) MENU: Tap to enter SOURCE MENU3) BT: Tap to enter BT mode with paired mobilephone connected4) Rotary encoder: Rotate to increase/decrease volumePress to turn ON, press & hold to turn OFF deviceVarious:5) Loader status: RED: disc in loaderWHITE: no disc in loader6) RESET: Press to perform a reset7) SD card slot: SD/SDHC card slot8) AUX IN: 3.5mm jack (only audio in)87Front panel hard keys:1 2 3 4 65