Brand: SAMSUNG
Category: Other
Document Type: Manual
Language: EN
Manual for C22F390FH
Uploaded: Nov. 21, 2025, 6:53 p.m.
Warranty Information
Samsung owns the copyright for this manual and its contents.
This manual covers the setup and operation of a SAMSUNG Curved Monitor. Key sections include:
- Before Using the Product: Covers installation space, storage precautions, safety guidelines, cleaning, and electrical safety.
- Preparations: Details the parts of the monitor, control panel, and connection procedures.
- Connecting and Using a Source Device: Explains how to connect PCs and other devices, including cable types and headphone connections.
- Screen Setup: Guides users through adjusting various display settings like Brightness, Contrast, Color, and Eye Saver Mode.
- Setup and Reset: Covers features like FreeSync, Eco Saving Plus, Off Timer, and how to reset settings.
- Installing the Software: Provides instructions for installing the Easy Setting Box software.
- Troubleshooting Guide: Offers solutions for common issues such as installation problems, screen issues, and sound problems.
- Specifications: Lists the technical details of the monitor models.
- Appendix: Contains information on service responsibilities, disposal, and standard signal modes.
Users are advised to follow safety precautions carefully and refer to specific sections for detailed instructions on setup, usage, and troubleshooting.
Troubleshooting and error codes
| Issue | Solution |
| Installation issue (PC mode) | The screen keeps switching on and off. Check the cable connection. Blank spaces on screen (HDMI/HDMI-DVI): Adjust screen size in graphics card settings or update driver. |
| Screen issue | Power LED is off: Check power cable connection. Check Signal Cable appears: Check cable connection and ensure the connected device is powered on. |
| Not Optimum Mode is displayed | Signal exceeds resolution/frequency. Adjust settings per Standard Signal Mode Table. |
| Images on screen look distorted | Check the cable connection. |
| Screen is not clear/blurry | Adjust Coarse and Fine. Remove accessories. Set recommended resolution/frequency. |
| Screen appears unstable/shaky (shadows/ghost images) | Check PC resolution/frequency. Refer to Standard Signal Mode Table. |
| Screen too bright/dark | Adjust Brightness and Contrast. |
| Screen color inconsistent | Change Color settings. |
| Colors have shadow/are distorted | Change Color settings. |
| White does not look white | Change Color settings. |
| No image on screen, power LED blinks (0.5-1 sec) | Product in power-saving mode. Press a key or move mouse to return. |
| Text is blurry | Windows OS: Go to Control Panel → Fonts → Adjust ClearType text. |
| Video playback is choppy | Video player may not be optimized. Try another player. |
| Sound issue: No sound | Check audio cable connection/adjust volume. Adjust volume on PC or software if needed. |
| Sound issue: Volume too low | Adjust volume. If still low, adjust PC sound card/software volume. |
| Video available but no sound | HDMI-DVI cable issue. Connect using HDMI or DP cable. |
| Source device issue: Beeping sound when PC booting | Have PC serviced. |