■Audio Return Channel (ARC)

`Off

`Auto:

The audio signal from your TV tuner can be sent to HDMI OUT of the AV receiver.

The audio return channel (ARC) function allows an ARC capable TV to send the audio stream to HDMI OUT of the AV receiver. To use this function, you must select the TV/CD input selector and your TV must be ARC capable. The ARC indicator will light when the audio signal is detected. Default setting: “- - - -”

Note

•This setting is fixed to “- - - -” when the “HDMI Control(RIHD)” setting is set to “Off”.

•This setting is set to “Auto” automatically when the “HDMI Control(RIHD)” setting is set to “On” for the first time.

•If you set “Audio Return Channel” to “Auto”, the “Audio Selector” settings of the TV/CD input selector will be automatically switched to “ARC” (➔ page 57).

After changing the settings of the “HDMI Control(RIHD)”, “HDMI Through” or “Audio Return Channel”, turn off the power on all connected pieces of equipment and then turn them on again. Refer to the user’s manuals for all connected pieces of equipment.

■LipSync

`Off

`On

This function allows the AV receiver to automatically correct any delay between the video and the audio, based on the data from the connected monitor.

Note

•This function works only if your HDMI-compatible TV supports HDMI Lip Sync.

■InstaPrevue

These settings apply to “InstaPrevue” of the Home menu (➔ page 40) and specify the preview display of HDMI video streams.

Sub Window

`Multi:

Displays preview thumbnails all at once.

`Single:

Displays preview thumbnails one-by-one. With this setting, you can set the number of preview thumbnails displayed.

Position

(with “Sub Window” set to “Multi”)

`Top, Bottom, Left, Right

(with “Sub Window” set to “Single”)

`Upper Left, Upper Right, Lower Left, Lower Right With this setting, you can set the position of preview thumbnails on the TV screen.

Note

•Depending on video signals, the picture may not be properly rendered on the preview thumbnails of InstaPrevue.

Advanced Operations

Auto Standby

■Auto Standby

`Off

`On

When “Auto Standby” is set to “On”, the ASb indicator lights and the AV receiver will automatically enter standby mode if there is no operation for 30 minutes with no audio and no video signal input.

“Auto Standby” will appear on the AV receiver’s display and OSD 30 seconds before the Auto Standby comes on.

Note

•Set to “On”, the Auto Standby function may activate itself during playback with some sources.

•The Auto Standby function does not work when Zone 2 is on.

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Onkyo HT-R791 instruction manual En-61, Auto Standby
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HT-R791 specifications

The Onkyo HT-R791 is a highly regarded home theater receiver that seamlessly combines power, flexibility, and advanced technology to provide a captivating audio experience. This receiver is designed for both movie enthusiasts and music lovers, delivering high-quality sound and a variety of connectivity options to accommodate modern entertainment setups.

At the heart of the HT-R791 is its power amplification, featuring a 7.1 channel configuration that can deliver a robust 100 watts per channel. This allows for immersive surround sound that brings movies, music, and gaming to life, creating a dynamic audio environment. With multiple amplification circuits, the receiver ensures optimal performance and minimal distortion, resulting in crystal-clear sound reproduction.

The HT-R791 is equipped with various advanced surround sound technologies, including Dolby TrueHD and DTS-HD Master Audio. These formats are synonymous with high-definition audio and provide lossless sound quality, enhancing the detail and richness of every sound effect and musical note. Furthermore, the receiver supports Dolby Pro Logic IIz, which adds an extra dimension to sound by including height channels, enriching the overall spatial experience.

One of the standout features of the Onkyo HT-R791 is its extensive connectivity options. It boasts numerous HDMI inputs, enabling seamless integration with HD devices like Blu-ray players, gaming consoles, and streaming devices. With 4K video pass-through support, the receiver ensures compatibility with the latest display technologies, making it future-proof for homeowners looking to upgrade their visual setup.

Additionally, the HT-R791 includes legacy connections, such as composite and component video inputs, along with optical and coaxial audio inputs, allowing users to integrate older devices easily. The inclusion of a USB port further allows for playback of digital audio files directly from compatible devices.

For user convenience, the Onkyo HT-R791 features an easy-to-navigate on-screen display, making setup and operation straightforward even for novice users. Its user-friendly remote control provides quick access to essential controls, including listening modes and audio adjustments.

Overall, the Onkyo HT-R791 emerges as a versatile home theater receiver that blends power with intelligence, ensuring a rich audio-visual experience perfect for any home theater setup. Whether watching movies, enjoying music, or gaming, this receiver is designed to cater to diverse entertainment needs while maintaining exceptional sound quality and ease of use.
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