Brand: Lenovo
Category: Monitor
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for P40w-20
Uploaded: Nov. 21, 2025, 7:08 p.m.
Manual Publish Date: 2021-03-01
Warranty Information
Refer to Lenovo Statement of Limited Warranty for full explanation of terms.
Chapter 1: Get started with your monitor. Includes unboxing, setup, connecting, and turning on the monitor. Covers Picture-by-Picture (PbP), Picture-in-Picture (PiP), Daisy Chain, True Split, eKVM & KVM, Network, Audio Smart Switch, and Best Resolution settings.
Chapter 2: Explore your monitor. Details quick access controls, OSD controls, maximum resolutions, image rotation, drivers, power management, caring for the monitor, detaching the stand, and wall mounting.
Chapter 3: Troubleshooting. Provides solutions for common issues.
Appendices: Include important safety information, comfort and accessibility tips, service and support details, compliance information (recycling, RoHS, power cords), and notices/trademarks.
Troubleshooting and error codes
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on monitor | Monitor is not turned on. | Press the power button. |
| Monitor is not connected to the computer. | Check the video cable connection. | |
| Computer is not turned on. | Press the power button on the computer. | |
| Computer is in sleep or hibernation mode. | Press the keyboard or move the mouse to wake the computer. | |
| Image is distorted or abnormal | The video cable is loose. | Ensure the video cable is securely connected at both ends. |
| The display resolution is not supported. | Set the display resolution to the recommended setting. | |
| The graphics card driver is outdated. | Update the graphics card driver. | |
| Monitor does not respond | The monitor is not receiving power. | Check the power cord connection and ensure the power outlet is working. |
| Monitor settings are incorrect. | Reset the monitor to factory default settings. |