Front Panel Controls
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1Main Power Switch
2 System Power Control
3 Power Indicator
4 Headphone Jack
5 Dolby Mode Selector
6 DTS Surround Mode Selector
7 Logic 7 Mode Selector /‹ Button
8 Tone Mode
9 Surround Mode Selector ) Tuning Selector
! Tuner Band Selector
1Main Power Switch: Press this button to apply power to the AVR 520. When the switch is pressed in, the unit is placed in a Standby mode, as indicated by the amber Power Indicator 3 surrounding the System Power Control 2. This button MUST be pressed in to operate the unit. To turn the unit off and prevent the use of the remote control, this switch should be pressed until it pops out from the front panel so that the word “OFF” may be read at the top of the switch.
NOTE: This switch is normally left in the “ON” position.
2System Power Control: When the Main Power Switch 1 is “ON,” press this button to turn on the AVR 520; press it again to turn
@Set Button
#Preset Station Selector
$Stereo Mode Selector /› Button % Input Source Selector
^ FM Mode Selector
& DTS Neo:6 Mode Selector * Digital Optical 3 Input
( Input/Output Status Indicator Ó Digital Coax 3 Jack
Ô Video 4 Input Jacks Bass Control
the unit off. Note that the Power Indicator
3surrounding the switch will turn green when the unit is on.
3Power Indicator: This LED will be lit in amber when the unit is in the Standby mode to signal that the unit is ready to be turned on. When the unit is in operation, the indicator will turn green.
4Headphone Jack: This jack may be used to listen to the AVR 520’s output through a pair of headphones. Be certain that the headphones have a standard 1/4" stereo phone plug. Note that the main room speakers will automatically be turned off when the headphone jack is
in use.
ÒBalance Control Ú Treble Control
Û Digital Select Button Ù Channel Select Button ıVolume Control
ˆ Input Indicators
˜ Main Information Display ¯ Remote Sensor Window ˘ Surround Mode Indicators
5Dolby Mode Selector: Pressing this selec- tor button cycles the AVR through the various Dolby surround modes. The first press of the but- ton switches the surround mode to the last Dolby surround mode that was in use. Each sub- sequent press selects the next mode in the fol- lowing order:
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| DOLBY PRO LOGIC II MUSIC |
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| DOLBY PRO LOGIC II | DOLBY PRO LOGIC II | |||||
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| MOVIES |
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DOLBY 3 STEREO 
6DTS Surround Mode Selector: Pressing this selector button cycles the AVR through the DTS surround modes. The first press of the but- ton selects the last DTS surround mode that
5FRONT PANEL CONTROLS