AVR 645 FRONT-PANEL CONTROLS ^ AVR 645 DIGITAL PRO LOGIC IIx HEADPHONE VIRTUAL SPEAKER 57CH. STEREO DIRECT DSP SURR. OFF VID 12 VID 34 HDMI CDMI DVD DMP USB XMFMAM TAPE 6CH 8CH % $ # @ ! ) A 1 B 2 CDEFG 3 4 5 HIH 6 J 7 KL M 8 L N 9 The following controls and indicators are available on the AVR 645's front panel: 1 Standby/On Switch 2 Surround Mode Group Selector 3 Surround Mode Selector 4 Tuning Selector 5 Tuner Band Selector 6 Preset Station Selector 7 Input Source Selector 8 Tuning Mode Selector 9 Front-Panel Door ) Volume Control ! Input Indicators @ Speaker/Channel Input Indicators # Upper Display Line $ Lower Display Line % Surround Mode Indicators ^ Remote Sensor Window The following controls and jacks are located behind the front-panel door. To open the door, place the edge of a finger on the left or right edge of the panel and gently swing the door down toward you. A Main Power Switch B Headphone Jack C Tone Mode Button D Speaker Selector Button E Channel Adjust Selector F Digital Input Selector G Delay Adjust Selector H Buttons I Set Button J EzSet/EQ Microphone Jack K Optical 4 Digital Input L Input/Output Status Indicator M Coaxial 4 Digital Jack N Video 4 Input/Output Jacks ...