Chapter 3 - Setup

HD Scaler Configuration

Now it’s time to enable the HD Scaler and configure it for your display and source devices.

To access the HD Scaler menu:

1Press the Main button on the remote control.

2 Press the Setup button.

3 Use the /buttons to select INPUT CONFIG, then press the Select button.

4 Use the /buttons to select HD SCALER, then press the Select button.

5 Use the /buttons to choose from the follow- ing menu items:

HDMI SWITCH

Enables the HD Scaler or simply passes through the HDMI signal. Use the /buttons to select:

•Scaled - Enables the HD Scaler for the selected input.

•Video 1, Video 2 - Assigns the Video 1 or Video 2 HDMI input to the selected input.

•None - Disables HDMI for the selected input.

IN RES

Specifies the input resolution for the HD scaler. Use the /buttons to select:

•480i NTSC or 576i PAL.

OUT RES

Sets the output resolution of the HD Scaler to match your display device. Check the specifications of your display, then use the /buttons to choose from the following:

•Select 480i or 576i for standard NTSC or PAL inter- laced displays.

•Select 480p, 576p, 720p (50/60Hz), 1080i, 1080p (50/60Hz) or VGA for high-definition and/or pro- gressive scan displays.

•Select Auto to automatically detect the output resolution of your display device.

COLOR SPC

Specifies the 24-bit color space output to your dis- play device. Check the specifications of your display, then use the /buttons to select:

•RGB444 (default) or YCbCr444

FORMAT

Sets the default picture format for the selected in- put. Use the /buttons to choose:

•Auto - Automatically selects the best picture format for the current output resolution.

•Full - Stretches a standard 4:3 image to fill a wi- descreen (16:9) display.

•Zoom - Zooms the on-screen image proportion- ally, preserving the original aspect ratio but cropping the picture.

•Squeeze - Compresses a widescreen image to a 4:3 display.

•NLS (Non-linear Stretch) - Stretches a 4:3 image to 16:9, but preserves the correct aspect ratio in the center of the picture.

POSITION ADJUST

Displays the Position Adjust menu where you can fine tune the vertical and horizontal position of the scaled image. Use the /buttons to select:

•Test Patrn - Displays a test pattern to make it easier to discern the edges of the screen.

•Vert Position - Set from -31 to +31.

•Horz Position - Set from -63 to +63.

CABLE EQ

Enables cable equalization to compensate for high- frequency signal loss/dispersion when transmitting high-res video over long distances. Use the /but- tons to select:

•Short or Long

•Select Short if your HDMI cable is < 5 meters.

•Select Long if your HDMI cable is > 5 meters.

HDMI AUDIO

Sets the format of the HDMI audio signal. Leave this setting off UNLESS you are using your display’s inte- grated audio processing, amplification and speakers. If this setting is on, you will NOT be using the GTP- 870HD audio processor and amplifier. Use the /buttons to select:

•PCM 2 CH, PCM/Bit, or Off

•Select PCM 2CH to send a 2-channel digital audio signal to your display device.

•Select PCM/Bit to send a digital bitstream to your display device.

•Select Off to disable HDMI audio.

PICTURE CONTROLS

See page 35.

34GTP-870HD Owner’s Manual

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Adcom GTP-870HD user manual HD Scaler Configuration
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GTP-870HD specifications

The Adcom GTP-870HD is a versatile home theater processor and amplifier, designed to deliver exceptional sound quality and a range of advanced features for audio and video enthusiasts.

At its core, the GTP-870HD supports high-definition audio and video formats, making it a centerpiece for modern home entertainment systems. With its capability to process various surround sound formats, including Dolby Digital, DTS, and advanced multichannel audio formats, it ensures a truly immersive listening experience. The processor is equipped to handle high-definition audio streams, allowing users to enjoy music with clarity and depth that exceeds standard listening experiences.

One of the standout features of the GTP-870HD is its ability to decode high-definition audio formats such as Dolby TrueHD and DTS-HD Master Audio. This is complemented by built-in advanced digital signal processing (DSP), enabling fine-tuning of audio settings to fit the unique acoustics of any room. This attention to detail ensures that every sound is reproduced accurately, whether it’s a subtle dialogue or the crescendo of a cinematic score.

In terms of connections, the GTP-870HD is equipped with an array of inputs and outputs. It includes multiple HDMI ports, allowing for seamless integration with high-definition sources like Blu-ray players, gaming consoles, and streaming devices. The HDMI interfaces support 4K and 3D video pass-through, ensuring compatibility with the latest video technologies. Additionally, the unit features analog inputs, allowing for traditional sources to be connected, making it a flexible choice for varied setups.

The GTP-870HD also boasts advanced user controls with an intuitive on-screen display, enabling easy navigation through settings and configurations. This user-friendly interface enhances the overall experience, making it accessible even for those who may not be as technologically inclined.

Furthermore, the inclusion of advanced room calibration technology optimizes audio playback based on room characteristics, ensuring that sound is balanced and immersive, regardless of the environment.

Overall, the Adcom GTP-870HD is designed for audiophiles and home theater enthusiasts who demand high-quality performance and advanced features. With its robust set of specifications and capabilities, it represents an excellent value for those looking to enhance their home entertainment systems. With the GTP-870HD, users can expect an enriched audio experience that truly brings movies, music, and games to life.
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