Manual for L24i-4A

Manual for L24i-4A

Brand: Lenovo

Category: Monitor

Document Type: Manual

Language: EN

Available Languages: EN , ES

Uploaded: Nov. 21, 2025, 8:14 p.m.

Manual Publish Date: 2024-06-01

Warranty Information

Warranty terms are detailed in the Lenovo Limited Warranty. Refer to the manual for specific exclusions.

Chapter 1: Getting Started provides information on unboxing, setup, and connecting your monitor. Chapter 2: Adjusting and Using Your Monitor covers ergonomic setup, adjusting image settings using direct access controls and the OSD, selecting display modes, and power management. Chapter 3: Reference Information includes monitor specifications, troubleshooting, driver installation, and service information. Appendices A and B cover service and support, and notices respectively.

Troubleshooting and error codes

Problem Possible cause Suggested action Reference
The words "Input Not Supported" are shown on the screen, and the power indicator is flashing white. The system is set to a display mode which is not supported by the monitor.
  • If you are replacing an old monitor, reconnect it and adjust the display mode to within the specified range for your new monitor.
  • If using a Windows system, restart the system in safe mode, then select a supported display mode for your computer.
  • If these options do not work, contact the Customer Support Centre.
 "Selecting a supported display mode" on page 2-9
The image quality is unacceptable. The video signal cable is not connected with the monitor or system completely. Be sure the signal cable is firmly plugged into the system and monitor. "Connecting and turning on your monitor" on page 1-4
The power indicator is not lit and there is no image. The color settings may be incorrect. Select another colour setting from the OSD menu. "Adjusting your monitor image" on page 2-5
  • The monitor's power switch is not switched on.
  • The power cord is loose or disconnected.
  • There is no power at the outlet.
  • Be sure the power cord is connected properly.
  • Be sure the outlet has power.
  • Power on the monitor.
  • Try using another power cord.
  • Try using another electrical outlet.
 "Connecting and turning on your monitor" on page 1-4
Screen is blank and power indicator is steady amber or flashing white The monitor is in Standby/Suspend mode
  • Press any key on the keyboard or move the mouse to restore operation.
  • Check the Power options settings on your computer.
 "Understanding power management" on page 2-10
The power indicator is white, but there is no image. The video signal cable is loose or disconnected from the system or monitor. Be sure the video cable is connected with the system properly. "Connecting and turning on your monitor" on page 1-4
One or more of the pixels appear discoloured This is a characteristic of the LCD technology and is not an LCD defect. If there are more than five pixels missing, contact the Customer Support Centre. Appendix A, "Service and Support," on page A-1
  • Fuzzy lines in text or a blurry image.
  • Horizontal or vertical lines through the image.
  • Your system Display Properties setting have not been optimized.
 Adjust the resolution settings on your system to match the native resolution for this monitor: 1920x1080@60Hz. "Adjusting your monitor image" on page 2-5
When working in the native resolution, you may find additional improvements by adjusting the Dots Per Inch (DPI) setting on your system. See the Advanced section of your system's display properties.
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