Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your GREATHTEK USB 3.0 KVM Switch HDMI 2 Port 4K@60Hz. This device allows you to control two computers using a single monitor, keyboard, and mouse, enhancing your workspace efficiency. Please read this manual thoroughly before use to ensure proper functionality and to prevent damage.

Image: The KVM switch enables two computers to share one monitor, keyboard, and mouse.
Package Contents
Please verify that all items listed below are included in your package:
- GREATHTEK USB 3.0 KVM Switch (1 unit)
- USB 3.0 Cable (2 units)
- 3.5mm Audio Cable (1 unit)
- Wired Remote Controller (1 unit)
- User Manual (1 unit)
- Warranty Card (1 unit)
- Foot Pads (1 set)

Image: All items included in the product package.
Product Overview
The GREATHTEK KVM Switch features multiple ports for connecting your computers, monitor, and USB peripherals. Familiarize yourself with the port layout for correct installation.

Image: Detailed connection diagram of the KVM switch, illustrating HDMI In, USB In, HDMI Out, USB 3.0 ports, and control buttons.
Front Panel:
- Switch Button: Press to switch between connected computers.
- PC1/PC2 Indicators: LEDs to show which computer is currently active.
- USB 3.0 Ports (3x): For connecting USB peripherals like keyboards, mice, printers, USB drives, etc.
- CTRL Port: For connecting the wired remote control.
Rear Panel:
- HDMI OUT: Connects to your monitor.
- PC1 HDMI IN: Connects to the HDMI output of Computer 1.
- PC1 USB: Connects to a USB 3.0 port on Computer 1.
- PC2 HDMI IN: Connects to the HDMI output of Computer 2.
- PC2 USB: Connects to a USB 3.0 port on Computer 2.
Setup Instructions
Follow these steps to set up your KVM switch:
- Power Off Devices: Ensure both computers and your monitor are powered off before making any connections.
- Connect Monitor: Connect your monitor to the HDMI OUT port on the KVM switch using an HDMI cable.
- Connect Computers (Video):
- Connect the HDMI output of Computer 1 to the PC1 HDMI IN port on the KVM switch.
- Connect the HDMI output of Computer 2 to the PC2 HDMI IN port on the KVM switch.
- Connect Computers (USB):
- Connect one end of a USB 3.0 cable to a USB 3.0 port on Computer 1 and the other end to the PC1 USB port on the KVM switch.
- Connect one end of a USB 3.0 cable to a USB 3.0 port on Computer 2 and the other end to the PC2 USB port on the KVM switch.
Note: The KVM switch is powered via these USB connections, eliminating the need for an external power adapter.

Image: USB cables provide power to the KVM switch, no separate power port is required.
- Connect Peripherals: Connect your keyboard, mouse, and other USB 3.0 devices (e.g., printer, USB flash drive) to the USB 3.0 Ports on the front panel of the KVM switch.
- Connect Wired Remote (Optional): If desired, connect the wired remote control to the CTRL port on the front panel.
- Power On: Power on your monitor, then power on both computers.
Operating Instructions
The KVM switch offers two methods for switching between connected computers:
1. Button Switching:
Press the Switch Button on the front panel of the KVM device. Hold the button for approximately 2-4 seconds to initiate the switch. The corresponding PC indicator LED (PC1 or PC2) will illuminate to show the active computer.

Image: Switching between computers using the front panel button.
2. Wired Remote Control:
If you have connected the wired remote control, simply press the button on the remote to switch between computers. This provides a convenient way to switch without reaching for the KVM unit.

Image: Both button switching and wired remote control options for convenience.
Key Features
- Ultra HD 4K@60Hz Resolution: Supports resolutions up to 3840x2160@60Hz, ensuring clear image transmission without delay. It is backward compatible with 4K@30Hz, 1080P, and other resolutions. The KVM switch supports HDMI 2.0 and HDCP 2.2 standards, with adaptive EDID for display device identification.
Note: The maximum supported refresh rate is 60Hz. Refresh rates of 120Hz/144Hz are not supported.

Image: The KVM switch supports Ultra HD 4K@60Hz resolution.
- USB 3.0 Ports: Equipped with three USB 3.0 ports, allowing you to share USB devices such as printers, keyboards, mice, and USB flash drives between the two connected computers. USB 3.0 offers data transfer speeds up to 5Gbps, which is 10 times faster than USB 2.0. It is backward compatible with USB 2.0 and USB 1.1 devices.

Image: The USB 3.0 ports provide high-speed data transmission up to 5Gbps.
- Wide Compatibility: Supports various operating systems including Windows XP, Windows Vista, Windows 8, Windows 10, Linux, and Mac OS.

Image: The KVM switch offers wide compatibility with various operating systems.
Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| No display on monitor after switching. |
|
| Keyboard or mouse not working. |
|
| Switching takes too long or is unresponsive. |
|
| Image quality issues (flickering, distortion). |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | GHT-S7232H-03 |
| Brand | GREATHTEK |
| Connector Type | HDMI, USB |
| Connectivity Protocol | USB 3.0, HDMI 2.0 |
| Video Resolution | Up to 4K@60Hz (3840x2160@60Hz) |
| Backward Compatibility | 4K@30Hz, 1080P, etc. |
| HDCP Support | HDCP 2.2 |
| USB Ports | 3 x USB 3.0 ports (for peripherals) |
| USB Data Transfer Speed | Up to 5Gbps (USB 3.0) |
| Switching Methods | Push Button, Wired Remote Control |
| Operating System Compatibility | Windows XP/Vista/8/10, Linux, Mac OS |
| Material | Aluminium |
| Power Supply | USB powered (no external adapter needed) |
| Operating Voltage | 220 Volts |
| Current Rating | 2 Amps |
| Upper Temperature Rating | 60 Degrees Celsius |
| International Protection Rating | IP67 |
| Certification | CE |
Maintenance
- Keep the device in a cool, dry place, away from direct sunlight and heat sources.
- Avoid exposing the device to water or excessive humidity.
- Clean the device with a soft, dry cloth. Do not use liquid or aerosol cleaners.
- Ensure proper ventilation around the device to prevent overheating.
- Handle cables carefully to avoid damage to connectors.
Warranty and Support
Your GREATHTEK USB 3.0 KVM Switch comes with a warranty as specified on the included Warranty Card. Please refer to the card for details regarding warranty duration and terms.
For technical support, troubleshooting assistance, or warranty claims, please contact GREATHTEK customer service through the contact information provided on your warranty card or the official GREATHTEK website. When contacting support, please have your product model number (GHT-S7232H-03) and purchase details ready.

