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User compliance with FCC rules and interference mitigation.
Cautions for US CATV installers, Canadian models, and polarized plugs.
Notes on recording copyright, AC fuse, unit care, and power connection.
Lists key amplifier and tuner specifications and technologies.
Lists all items included in the HT-R8230 package.
Step-by-step guide for inserting batteries into the remote control.
Instructions for using the remote, including sensor alignment and environmental factors.
STANDBY/ON button and DIMMER button for power and display brightness.
Input selector, TUNING, and MEMORY buttons for source selection and radio tuning.
LISTENING MODE buttons and MASTER VOLUME dial for sound customization.
Controls display content and shows input/volume/frequency.
AUDIO SELECTOR and Input selector buttons for source and format selection.
SPEAKER ADJUST and AUDIO ADJUST buttons for sound tuning.
Various indicators (MUTING, TUNED, STEREO, etc.) showing unit status.
RI connector and antenna terminals for peripheral connections.
Terminals for speaker systems A/B and subwoofer pre-out.
DIGITAL INPUTS, CD, TAPE, VIDEO, and DVD inputs for sources.
MONITOR OUT terminal for connecting external displays.
STANDBY/ON, VOLUME, and INPUT SELECTOR for core operation.
Listening mode buttons and AUDIO SELECTOR for sound customization.
PRESET, DIMMER, and AUDIO ADJUST buttons for tuning and adjustments.
SLEEP, CINE FLTR, and LATE NIGHT buttons for advanced features.
General advice on making connections, power, and cable types.
Diagram showing signal paths for video, analog audio, and digital audio.
How to connect digital sources like CD players using optical/coaxial inputs.
How to connect analog sources like tape decks using input/output jacks.
Connecting VIDEO 3 sources like cameras or game consoles.
Connecting DVD players with analog 5.1 channel audio outputs.
Connecting VIDEO 1, 2, 3 sources like VCRs or satellite tuners.
Warning about total component capacity connected to the unit.
Details the components of speaker system A for surround sound.
Visual guide and advice for placing front, surround, and subwoofer speakers.
Explains how speaker placement affects surround sound perception.
Safety advice on speaker wire polarity, impedance, and short circuits.
Diagrams and instructions for connecting both speaker systems to the unit.
How to connect an active subwoofer using the dedicated pre-out.
Diagrams showing how to connect supplied indoor FM and AM antennas.
Tips for positioning the FM indoor antenna for best reception.
Advice on positioning the AM loop antenna for clear signals.
Instructions for connecting an outdoor FM antenna, including adapter use.
How to use the adapter for different types of FM antenna cables.
How to connect an outdoor AM antenna for improved reception.
How RI connectors link Onkyo components for unified control.
Explains power on/ready, direct change, and power off functions via RI.
Important notes on cable connections and component compatibility.
Connecting power and turning on the AV receiver.
Choosing and playing content from various input sources.
Ensuring speakers are active and setting the listening volume.
Information on how digital audio signals are recognized and displayed.
Setting the number of channels (e.g., 2ch, 3ch, 4ch, 5ch) for the speaker system.
Adjusting crossover frequency based on speaker size for optimal bass.
How to measure and note distances from speakers to the listening position.
Using buttons to input measured distances for each speaker.
Selecting subwoofer operation modes (Mode 1, 2, 3, Off).
Using test tones to balance individual speaker volume levels.
Renaming the TAPE input to MD for convenience.
Assigning digital input types (Optical/Coaxial) to specific sources.
Manual and auto-tuning methods for finding radio stations.
Tips for weak FM stereo signals or switching to mono reception.
How to store up to 30 radio stations for quick access.
How to recall stored radio stations using preset numbers.
How to remove stored radio stations from memory.
How to activate or deactivate speaker systems A and B.
Using the MUTING button and connecting headphones for private listening.
Using the DISPLAY button to cycle through source, volume, and format information.
Adjusting the brightness of the AV receiver's front panel display.
Setting the sleep timer to automatically turn off the unit.
Adjusting individual speaker volume levels while listening.
Choosing Auto, Multich, or Analog for digital/analog audio signal input.
Connecting and playing sources with analog 5.1 channel outputs.
Fine-tuning individual speaker output levels for multi channel sources.
Using Tone On/Off functions for Bass/Treble effects on audio.
Dolby Digital and DTS surround for realistic theater sound.
Pro Logic II for movies/music and Onkyo DSP modes for enhanced soundscapes.
Basic Stereo and Direct modes for pure audio output.
Using DIRECT, STEREO, SURROUND, and A.STEREO buttons.
Cycling through Onkyo-original DSP modes using the DSP button.
Table showing which listening modes are available for different sources and formats.
Adjusting low and high frequency response of the audio output.
Functions for adjusting dynamic range and softening harsh audio.
Panorama and Dimension controls for soundstage manipulation.
In-depth explanation of reducing dynamic range for late-night listening.
How the Cinema Filter softens harsh audio for movie soundtracks.
Adjusting center channel output for phantom or direct center.
Recording signals to VIDEO 1 OUT and TAPE OUT jacks.
Combining video from one source and audio from another for recording.
Connecting components via RI for remote operation.
Using the remote for DVD playback controls.
Explanation of common buttons like Power, Playback, and Navigation.
Using the remote for CD playback controls.
Using the remote for tape deck playback and recording controls.
Common amplifier issues like no power, no sound, hum, and their solutions.
Problems with remote operation and their troubleshooting steps.
Problems with radio reception, recording, and multichannel audio output.
Steps to reset the unit and recover from faulty operation.
Detailed specs for power output, impedance, frequency response, and controls.
Specs for video inputs/outputs and signal types.
Specs for FM and AM tuning ranges, sensitivity, and S/N ratio.
Power supply, consumption, dimensions, and weight.
General
