Cooler Master CMI-GP2711-US
Cooler Master Tempest GP2711 27" Mini LED Monitor User Manual
Model: CMI-GP2711-US
Introduction
The Cooler Master Tempest GP2711 is a high-performance 27-inch QHD (2560x1440) monitor designed for both gaming and professional use. It features Mini LED backlighting, Quantum Dot technology, a 165Hz refresh rate, and a fast response time, delivering exceptional visual fidelity and a smooth user experience. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your monitor.

Front view of the Cooler Master Tempest GP2711 monitor, showcasing its sleek design and display capabilities.
Setup
1. Unpacking and Component Check
Carefully remove all components from the packaging. Ensure the following items are present:
- Cooler Master Tempest GP2711 Monitor
- Monitor Stand (Base and Neck)
- Power Adapter and Cable
- DisplayPort Cable
- HDMI Cable
- USB Type-B to Type-A Cable
- User Manual (this document)
2. Stand Assembly
- Attach the stand neck to the monitor panel. Ensure it clicks securely into place.
- Attach the stand base to the stand neck. Tighten the captive screw at the bottom of the base to secure it.

Rear view of the monitor, showing the stand attachment point.
3. Connecting Cables
Connect the necessary cables to the monitor's input ports. Refer to the diagram below for port locations:

Diagram illustrating the various connectivity options on the monitor's rear panel.
- Power: Connect the power adapter to the DC IN port (1) and then to a power outlet.
- Video Input: Connect your PC or device using either the DisplayPort 1.4 (5) or one of the HDMI 2.0 ports (4). For optimal performance (165Hz, HDR), DisplayPort is recommended.
- USB Hub: Connect the USB Type-B 3.0 upstream cable (3) from the monitor to your PC to enable the USB Type-A 3.0 downstream ports (2) on the monitor.
- USB Type-C: Connect compatible devices to the USB Type-C port (6) for video input (DP Alt Mode) and power delivery (PD15W).
- Audio Output: Connect external speakers or headphones to the 3.5mm Audio Out port (7).
4. Initial Power On
Press the power button, typically located on the rear or bottom of the monitor, to turn it on. The monitor will automatically detect the active input. If no signal is detected, ensure your source device is powered on and the video cable is securely connected.
Operating
1. On-Screen Display (OSD) Navigation
The monitor's settings are controlled via an OSD joystick or buttons, usually located on the rear or bottom right of the monitor. Press the joystick/button to access the OSD menu. Navigate through options by moving the joystick up/down/left/right or using the corresponding buttons, and confirm selections by pressing the joystick/button.
2. Input Selection
To manually switch between video inputs (DisplayPort, HDMI 1, HDMI 2, USB-C), access the OSD menu and navigate to the 'Input' section. Select your desired input source.
3. Picture Settings
Adjust display parameters for optimal viewing:
- Brightness/Contrast: Adjust the overall luminance and distinction between light and dark areas.
- Color Modes: Select from various preset color modes (e.g., Standard, Gaming, Movie, sRGB) or customize settings for color temperature, hue, and saturation. The monitor supports 93.5% Adobe RGB and 95% DCI-P3 color gamuts for accurate color reproduction.
- HDR (High Dynamic Range): Enable HDR for compatible content to experience enhanced contrast and color depth. The GP2711 supports HDR1000 with over 3,000,000:1 contrast ratio via local dimming.

Visual comparison demonstrating the superior contrast and HDR capabilities of the GP2711.
4. Refresh Rate and FreeSync Premium
The monitor supports a 165Hz refresh rate. Ensure your graphics card settings are configured to utilize this refresh rate. The GP2711 is compatible with AMD FreeSync Premium, which synchronizes the monitor's refresh rate with your GPU's frame rate to eliminate screen tearing and stuttering during gaming. Enable FreeSync in the OSD menu and your graphics card control panel.

Illustration of smooth gameplay enabled by FreeSync Premium technology.
5. Low Blue Light & Flicker-Free
To reduce eye strain during extended use, the monitor incorporates Low Blue Light and Flicker-Free technologies. These features can be enabled or adjusted through the OSD menu.

Visual representation of the monitor's eye-care features.
Maintenance
1. Cleaning the Monitor
- Always power off the monitor and unplug the power cable before cleaning.
- Use a soft, lint-free cloth lightly dampened with water or a non-abrasive screen cleaner.
- Do not spray liquid directly onto the screen or monitor casing.
- Avoid using benzene, thinner, ammonia-based cleaners, or abrasive cleaners, as these can damage the surface.
2. Ventilation
Ensure adequate ventilation around the monitor to prevent overheating. Do not block the ventilation openings on the rear of the monitor. Cooler Master's innovative cooling design helps maintain optimal operating temperatures, extending product durability.

Diagram illustrating the optimized cooling design of the monitor.
3. Storage
When storing the monitor for an extended period, place it in a cool, dry environment, preferably in its original packaging to protect it from dust and physical damage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable not connected; Power outlet faulty; Monitor off | Ensure power cable is securely connected to monitor and outlet. Test outlet with another device. Press monitor power button. |
| No signal | Video cable not connected; Incorrect input selected; Source device off | Check video cable connections (DisplayPort, HDMI, USB-C). Select correct input via OSD. Ensure PC/device is powered on. |
| Image flickering or distorted | Loose video cable; Incorrect resolution/refresh rate; Graphics driver issue | Reseat video cable. Adjust display resolution and refresh rate in PC settings. Update graphics drivers. |
| Colors appear incorrect | Incorrect color settings; Faulty cable | Reset OSD color settings to default. Try a different video cable. |
| OSD not responding | Monitor frozen; Buttons/joystick stuck | Power cycle the monitor (unplug and replug). Check for physical obstructions around OSD controls. |
Specifications
| Feature | Specification |
|---|---|
| Model Name | Tempest GP2711 |
| Panel Size | 27 Inches |
| Panel Type | VA with Mini LED Backlight |
| Resolution | 2560 x 1440 (QHD) |
| Refresh Rate | 165Hz |
| Response Time | 4ms (GtG) / 1ms (MPRT) |
| HDR Support | HDR1000 |
| Contrast Ratio | 3000:1 (Typical), >3,000,000:1 (HDR+ Local Dimming) |
| Color Gamut | 93.5% Adobe RGB, 95% DCI-P3 |
| Connectivity | 1x DisplayPort 1.4, 2x HDMI 2.0, 1x USB Type-C (DP Alt Mode & PD15W), 2x USB Type-A 3.0, 1x USB Type-B 3.0 (Upstream), 1x 3.5mm Audio Out |
| Dimensions (LxWxH) | 10.8 x 24.2 x 21 inches (with stand) |
| Weight | 18.36 pounds |
| Color | Black |

Dimensional overview of the Cooler Master Tempest GP2711 monitor.
Warranty and Support
The Cooler Master Tempest GP2711 monitor comes with a 4-year warranty, ensuring peace of mind regarding product durability and performance. For technical support, warranty claims, or further assistance, please visit the official Cooler Master website or contact their customer service department. Keep your purchase receipt as proof of purchase for warranty purposes.
For the most up-to-date drivers, firmware, and support resources, please visit the Cooler Master official support page:
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