KDC-X997/KDC-BT955HD/KDC-X897/KDC-BT855U/KDC-X697/KDC-655U/KMR-555U3. Basic operations3-1. Component names3-1. Component names1.[1/6] buttonWhen listening to the iPod, audio file, CD, or radio, press this button to enter the search mode.In each of the selected modes, press the button to return to the previous item.2.[SRC] buttonPress this button to enter source select mode. Refer to 3.[Control] knob (Volume knob)In the normal mode, turn the knob to adjust the volume or press the knob to enter the Function settingmode.In the Function mode, turn the knob to select an item or press the knob to determine the selection.4.[R]/ [S] buttonPress the button to select an audio file folder or use it as a Likes/ Dislikes button on Aha etc.The [R] button can be used to select broadcast band as well.5.[G] buttonPress the button to eject the disc.6.Disc slot coverWhen this cover opens upward, the disc insertion slot appears.7.USB terminal (inside of the cover)Connect an iPod or USB device.8.Auxiliary input (inside of the cover)Connect the output of an external device using a stereo mini-jack.9.REAR USB indicatorWhen a USB device or iPod is connected to the USB terminal of the rear, this indicator stays lit. Duringplayback of the connected device, this indicator blinks.10.[E]/ [F] buttonPress the button to select a song or station.11.Release buttonPress the button to detach the faceplate.12.KDC-X997KDC-BT955HDKDC-X897KDC-BT855U[Ú] buttonPress the button to make, answer, or disconnect a hands-free call.13.KDC-X697KDC-655UKMR-555U[A~Z] buttonPress any of (A to Z) button during the Music search mode to enter the alphabet search mode.