This document is the owner's manual for an LG UltraGear LED computer monitor, model 27GR93U. It provides comprehensive information on the monitor's features, setup, usage, and troubleshooting.
Function Description:
The LG UltraGear 27GR93U is an LED computer monitor designed primarily for gaming and general computer use. It features an LCD screen with LED backlights. The monitor supports various input sources, including HDMI and DisplayPort, and offers a range of settings to optimize the viewing experience for different content types, such as FPS and RTS games, as well as documents and vivid color displays. It includes a joystick button for easy navigation of the On-Screen Display (OSD) menu, allowing users to adjust settings like input, game mode, picture, and general monitor configurations. The monitor also incorporates a pivot feature, enabling rotation of the screen for vertical viewing.
Important Technical Specifications:
- Model: 27GR93U
- Screen Type: LCD screen with LED backlights
- Color Depth: Supports 8-bit/10-bit color for HDMI and 10-bit color for DisplayPort.
- Max Resolution:
- 3840 x 2160 @ 144 Hz (HDMI)
- 3840 x 2160 @ 144 Hz (DisplayPort)
- Recommended Resolution:
- 3840 x 2160 @ 144 Hz (HDMI)
- 3840 x 2160 @ 144 Hz (DisplayPort)
- Power Rating: 19 V --- 3.3 A
- Power Consumption (Typical):
- On mode: 50 W
- Sleep Mode (Standby Mode): ≤ 0.5 W
- Off Mode: < 0.3 W
- AC/DC Adapter Output: 19 V --- 3.42 A
- Operating Temperature: 0 °C to 40 °C
- Operating Humidity: Less than 80%
- Storing Temperature: -20 °C to 60 °C
- Storing Humidity: Less than 85%
- Monitor Size (Width x Height x Depth):
- With Stand: 613.5 x 577.7 x 253.7 (mm)
- Without Stand: 613.5 x 371.6 x 51.3 (mm)
- Weight (Without Packaging):
- With Stand: 6.4 kg
- Without Stand: 4.5 kg
- Wall Mount (VESA): 100 x 100 mm, M4 x L10 screws, 4 screws required. Optional Wall Mount Plate: LSW 149.
- Stand Height Adjustment: Max. 110.0 mm
- Angle Adjustment: -5° to 15° (forward/backward tilt)
- Connectivity: HDMI, DisplayPort, USB 3.0 (A-B type for hub function), Headphone port.
- Supported Features: Plug and Play, Adaptive-Sync/VRR (DisplayPort, HDMI), Black Stabilizer, Crosshair, FPS Counter, DFC (Dynamic Frequency Control), DTS Headphone:X, Hexagon Lighting, Auto Input Switch, OSD Lock, Automatic Standby.
Usage Features:
The monitor is designed for user convenience with a joystick button for intuitive OSD menu navigation.
- Joystick Button: Used for power on/off, volume control, screen brightness adjustment, and navigating the OSD menu.
- OSD Menu: Provides access to various settings categorized into Game Mode, Game Adjust, Picture Adjust, Input, and General.
- Game Mode: Offers preset picture modes (Gamer 1, Gamer 2, FPS, RTS, Vivid, Reader, HDR Effect, sRGB, Color Weakness) optimized for different gaming genres and content. Calibration 1 and 2 modes are available for calibrated screens (requires LG Calibration Studio).
- Game Adjust: Includes Adaptive-Sync/VRR for seamless visuals, Black Stabilizer for enhanced visibility in dark scenes, Response Time settings (Faster, Fast, Normal, Off) to reduce motion blur, Crosshair for FPS games, and FPS Counter to display real-time frame rates.
- Picture Adjust: Allows fine-tuning of brightness, contrast, sharpness, gamma, color temperature, R/G/B levels, six-color adjustments (hue, saturation), black level, and variable backlight.
- Input Settings: Enables selection of input source, aspect ratio (Full Wide, 4:3), and auto input switch.
- General Settings: Includes language selection, Hexagon Lighting control, user-defined keys, DTS Headphone:X for immersive audio, SMART ENERGY SAVING modes, Deep Sleep Mode, Power LED control, and Automatic Standby.
- Pivot Feature: Allows the monitor to rotate 90° clockwise for vertical viewing, useful for documents or specific applications.
- USB Hub: The USB port functions as a hub, allowing connection of peripheral devices like keyboards, mice, or other USB devices.
- Kensington Lock: A security system connector is provided to secure the monitor to a table.
Maintenance Features:
The manual emphasizes proper handling and care to ensure the longevity and performance of the monitor.
- Moving and Lifting: Instructions are provided to prevent scratches or damage during transportation, including using original packaging, disconnecting cables, holding the frame firmly, and keeping the screen upright.
- Installation: Detailed instructions for installing on a table (maintaining 100 mm clearance from walls for ventilation) and on a wall mount (VESA standard, 100 mm clearance) are included. Warnings against applying excessive force during installation are given.
- Troubleshooting: A dedicated section addresses common issues such as no display, power LED status, incorrect resolution messages, "No Signal" messages, and display driver installation. It also covers abnormal display color, screen instability, image retention, and no sound from the headphone port.
- Image Retention Prevention: Users are advised to avoid displaying still images for prolonged periods and to use a screensaver to extend the monitor's lifetime.
- Cable Usage: Recommendations include using genuine LG components, supplied power cords, and certified HDMI cables to prevent compatibility issues or damage.
- USB Device Cautions: Notes on potential recognition issues with certain USB devices and recommendations for using powered USB hubs for hard drives are provided.
- HDR Function Notes: Information regarding potential performance issues or flickering when HDR is enabled, depending on the graphics card and Windows OS settings, is included.
- Open Source Software Notice: Details on how to obtain source code for the product are provided, in compliance with GPL, LGPL, MPL, and other open source licenses.
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