Harman Kardon AVR15 Owners Manual - Page 10
Using, Dolby, Logic, Modes, Balancing, Speaker, System
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OPERATING INSTRUCTIONS Using the Dolby Pro Logic Modes When the AVR15 is in one of the Dolby Pro Logic modes and the Pro Logic Mode button is pressed, the display indicates the current mode setting for 10 seconds and then changes back to indicating the input source. This mode can only be changed within those 10 seconds while the current setting is displayed. The AVR15 is normally in the Stereo ("DIRECT") mode until one of the Dolby Pro Logic modes are selected. If the Pro Logic Mode button is pressed while in the Stereo ("DIRECT") mode, the mode is changed to Pro Logic "NORMAL". This mode directs center channel audio signals to the CENTER speaker terminals and the rear channel audio signals to the REAR speaker terminals. This is the mode to use when both center and rear speakers are connected. Pressing the Pro Logic Mode button while "NORMAL" is displayed changes the mode from Normal to Phantom, and the display then indicates "PHANTM". This mode directs the center channel audio signals to the FRONT LEFT and RIGHT speaker terminals and the rear channel audio signals to the REAR speaker terminals. Use this mode when rear speakers are connected but center speaker(s) are NOT connected. Pressing the Pro Logic Mode button while "PHANTM" is displayed changes the mode from Phantom to 3-Stereo, and "3-ST" is displayed. This mode directs the center channel audio signals to the CENTER speaker terminals. However, it also directs the rear channel audio signals to the FRONT LEFT and RIGHT speaker terminals. Use this mode when center speaker(s) are connected but rear speakers are NOT connected. Pressing the Pro Logic Mode button while "3-ST" is displayed changes the mode from 3-Stereo to Direct, and "DIRECT" is displayed. Use this mode when neither center nor rear speakers are connected, or when listening in stereo rather than a surround mode is desired. Pro Logic Display Speakers Connected Mode Indication Left+Right Center Rear Direct DIRECT Yes No No Normal NORMAL Yes Yes Yes Phantom PHANTM Yes No Yes 3-Stereo 3-ST Yes Yes No Balancing the Speaker System The following steps should be set with reference to your listening position. 1. Press the Test Tone button on the Remote Control. 2. Turn up the Volume by using the Remote Control. You will hear a test tone (pink noise) that will continuously switch from speaker to speaker in a clockwise direction. 3. Adjust the Balance control for equal sound level from the left and right front speakers at your normal listening position. 4. Pull out on the Rear/Center Level control and adjust the center level so that the sound from the center speaker is the same level at your normal listening position, as the sound from the left and right front speakers. The "Center" level cannot be adjusted if Phantom mode is being used. Level Rear/Center (Pull) 5. Then push the Rear/Center Level control and adjust the rear speaker level to be equal to the level of the front speakers. 6. Turn off the test tone by pressing the Test Tone button again. NOTE: Once the setup is complete use the AVR15's Volume control to adjust listening volume. The Volume control adjusts the rear, center and front speakers simultaneously. The rear and center level controls should be used for relative level balance adjustments only. 8