Proster PST086
Proster 5x1 HDMI Switcher with Audio Extractor
Model: PST086
1. Introduction
Thank you for purchasing the Proster 5x1 HDMI Switcher with Audio Extractor. This device allows you to connect multiple HDMI source devices to a single HDMI display while simultaneously extracting audio to a separate sound system. It supports high-resolution video up to 4K@30Hz, 3D, and offers flexible audio output options, including optical Toslink for 5.1CH surround sound and a 3.5mm stereo jack for 2CH audio.
This manual provides detailed instructions for installation, operation, and troubleshooting to ensure optimal performance and longevity of your device. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
To prevent damage and ensure safe operation, please observe the following safety precautions:
- Do not expose this unit to water, moisture, or excessive humidity.
- Ensure proper ventilation around the device to prevent overheating.
- Use only the provided power adapter or a compatible 5V DC power source.
- Do not attempt to disassemble or modify the unit. Refer all servicing to qualified personnel.
- Keep the device away from heat sources, direct sunlight, and strong magnetic fields.
- Handle HDMI cables and connectors with care to avoid damage.
3. Package Contents
Verify that all items are present in the package:
- Proster 5x1 HDMI Switcher with Audio Extractor
- IR Remote Control (1 CR2 battery included)
- USB Power Cable
- 3.5mm Male to 2 RCA Female Stereo Audio Cable
- HDMI Cable (3 feet)
- User Manual

4. Product Overview
Familiarize yourself with the components and ports of the HDMI switcher.
4.1. Device Layout

- HDMI Input (IN1-IN5): Connect up to five HDMI source devices (e.g., Blu-ray player, game console, PC).
- HDMI Output (OUT): Connect to your HDMI display (e.g., TV, monitor, projector).
- IR Receiver: For receiving signals from the included IR remote control.
- Power Indicator: LED light indicating the device is powered on.
- HDMI Input LED Lights (1-5): Indicate which HDMI input is currently selected.
- Select Button: Manually switch between HDMI input sources.
- USB Power: Connect the USB power cable to a 5V power source.
- Stereo Output: 3.5mm jack for 2-channel stereo audio output.
- Toslink (SPDIF) Output: Optical port for 5.1-channel audio output.
4.2. Remote Control Functions

- Buttons 1-5: Directly select the corresponding HDMI input source.
- 2.0 Button: Sets the audio output to 2-channel stereo mode via the 3.5mm jack.
- 5.1 Button: Sets the audio output to 5.1-channel mode via the Toslink optical port.
- TV Button: Sets the audio output to pass-through mode, sending audio directly to the HDMI output.
5. Setup
Follow these steps to set up your Proster 5x1 HDMI Switcher:
- Connect HDMI Sources: Connect your HDMI source devices (e.g., Blu-ray player, PS4, Xbox, PC) to the HDMI Input ports (IN1-IN5) on the switcher using HDMI cables.
- Connect HDMI Display: Connect your HDMI display (e.g., TV, monitor) to the HDMI Output port (OUT) on the switcher using an HDMI cable.
- Connect Audio Output (Optional):
- For 5.1CH audio: Connect an optical cable from the Toslink output of the switcher to your audio receiver or soundbar.
- For 2CH stereo audio: Connect the included 3.5mm to 2 RCA cable from the Stereo Output of the switcher to your stereo amplifier or speakers.
- Connect Power: Connect the USB power cable to the 'Power' port on the switcher and then to a 5V USB power source (e.g., USB wall adapter, TV USB port). The power indicator LED will illuminate.
- Insert Remote Battery: Ensure the CR2 battery is correctly inserted into the IR remote control.

Note: This switch cannot be used with other converters, such as HDMI to DVI converters. It is not compatible with Netflix and YouTube video websites for certain functionalities.
If your source device is 4K@60Hz (HDMI 2.0 / HDCP2.2), please set the resolution to 4K@30Hz or 1080p@60Hz for compatibility.
6. Operating Instructions
6.1. Switching HDMI Inputs
There are three methods to switch between HDMI input sources:
- Automatic Switching: The switcher can automatically detect and switch to a newly active HDMI source.
- Manual Switching: Press the 'Select' button on the front panel of the switcher to cycle through the HDMI inputs. The corresponding LED light will indicate the active input.
- Remote Control Switching: Use the IR remote control to directly select an input by pressing the corresponding number button (1-5).
6.2. Audio Output Settings
Use the remote control to select the desired audio output format:
- Press the '2.0' button for 2-channel stereo audio output via the 3.5mm jack.
- Press the '5.1' button for 5.1-channel audio output via the Toslink optical port.
- Press the 'TV' button for HDMI audio pass-through, sending audio directly to your display.
7. Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No video output | Loose HDMI connections; Incorrect input selected; Power issue; Incompatible resolution. | Check all HDMI cables are securely connected. Ensure the correct input is selected on the switcher and your display. Verify the power adapter is connected and the power indicator is on. Adjust source device resolution to 4K@30Hz or 1080p@60Hz if it's 4K@60Hz. |
| No audio output | Loose audio connections; Incorrect audio mode selected; Audio format not supported by receiver. | Check audio cables (optical/3.5mm) are securely connected. Ensure the correct audio mode (2.0, 5.1, TV) is selected on the remote. Verify your audio receiver supports the selected audio format (e.g., Dolby Digital for 5.1CH). |
| Remote control not working | Battery drained or incorrectly inserted; Obstruction between remote and IR receiver. | Replace the CR2 battery. Ensure there is a clear line of sight between the remote and the IR receiver on the switcher. |
| Flickering or distorted image | Poor quality HDMI cable; Cable length too long; Interference. | Use high-quality, certified HDMI cables. Try a shorter HDMI cable. Ensure the device is not near strong electromagnetic interference sources. |
| Cannot use with HDMI to DVI converter | Incompatibility as specified by manufacturer. | This device is designed for direct HDMI connections and is not compatible with HDMI to DVI converters. |
8. Specifications
| Feature | Detail |
|---|---|
| HDMI Version | HDMI 1.4 |
| Max Resolution | Up to 4K@30Hz (3840x2160@30Hz), 2016P, 3D |
| HDCP Support | Not HDCP 2.2 compatible (supports earlier versions) |
| HDMI Inputs | 5 |
| HDMI Output | 1 |
| Audio Outputs | 1 x Optical Toslink (SPDIF), 1 x 3.5mm Stereo |
| Audio Modes | Pass Mode, 5.1CH Mode, 2CH Mode |
| Switching Methods | Automatic, Manual, IR Remote |
| Power Supply | DC 5V (via Micro USB) |
| Housing Material | Aluminum Alloy |
| Connectors | 24K Gold-plated |
| Item Weight | 10.6 ounces (approx. 300g) |
| Package Dimensions | 9.45 x 6.38 x 0.94 inches |
| Remote Battery | 1 x CR2 (included) |


9. Maintenance
To ensure the longevity and proper functioning of your Proster HDMI Switcher, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Do not use liquid cleaners or aerosol sprays.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Connections: Periodically check all cable connections to ensure they are secure and free from dust or debris.
- Ventilation: Ensure that the device's ventilation openings are not blocked to prevent overheating.
10. Warranty and Support
Proster products are designed for reliability and performance. For warranty information and technical support, please refer to the contact details provided on the product packaging or visit the official Proster website. Please have your model number (PST086) and purchase information ready when contacting support.
For further assistance, you may also refer to the Proster store on Amazon: Proster Amazon Store.
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