Brand: SAMSUNG
Category: Computer
Document Type: Manual
Language: EN
Manual for C27R50* C32R50*
Uploaded: Nov. 21, 2025, 8:35 p.m.
Warranty Information
Refer to the Appendix for information regarding responsibility for pay services and product damage.
Operating the Monitor
To operate the monitor, use the JOG button located on the rear left side. It allows navigation up, down, left, and right, and can also be used as an 'Enter' key.
Power LED
The Power LED indicates the power status: On (Solid), Off (Solid), or Power Saving Mode (Blinking). This behavior can be customized in the System menu.
Function Key Guide
Pressing the JOG button while the screen is on displays the Function Key Guide. From here, you can access various functions:
- Input Signal: Change the input source.
- OSD Menu: Access the On-Screen Display for settings like Brightness, Contrast, and System options. OSD control can be locked to prevent unintended changes.
- Eye Saver Mode: Enable or disable Eye Saver Mode. Note that some picture settings may be unavailable when this mode is active.
- Power Off: Turn off the monitor.
In Power Saving or Non-signal mode, the JOG button can be used for Source Change (UP) or Power Off (PRESS for 2 seconds).
When the Main menu is displayed, the JOG button controls navigation within the menu, option selection, and value adjustments.
Troubleshooting and error codes
| Issue | Troubleshooting Steps |
|---|---|
| Screen keeps switching on and off (PC mode) | Check cable connection between product and PC, ensure connectors are locked. |
| Blank spaces on screen (HDMI/HDMI-DVI) | Blank spaces are not caused by the product. Adjust screen size in graphics card settings (HDMI/DVI) or update graphics card driver. |
| Power LED is off, screen won't turn on | Check that the power cable is connected properly. |
| 'Check Signal Cable' message appears | Ensure the cable is properly connected and the connected device is powered on. |
| Not Optimum Mode displayed | Signal exceeds maximum resolution/frequency. Adjust settings according to the Standard Signal Mode Table. |
| Images look distorted | Check cable connection. |
| Screen is not clear/blurry | Remove accessories, set resolution/frequency to recommended level. |
| Screen unstable, shaky, ghost images | Ensure resolution/frequency are within compatible range. Refer to Standard Signal Mode Table and Information menu. |
| Screen too bright/dark | Adjust Brightness and Contrast. |
| Screen color inconsistent | Change Color settings. |
| Colors have shadow/distorted | Change Color settings. |
| White does not look white | Change Color settings. |
| No image, power LED blinks (0.5-1 sec) | Product is in power-saving mode. Press a key or move mouse to return to normal. |
| Text is blurry | Use Windows OS: Control Panel → Fonts → Adjust ClearType text. |
| Video playback is choppy | Try another video player; may be due to player optimization or computer resources. |
| Sound issue: No sound | Check audio cable connection, adjust volume. |
| Sound issue: Volume too low | Adjust volume. If still low, adjust on PC sound card or software. |
| Sound issue: Video available, no sound (HDMI-DVI) | Connect device using an HDMI cable. |
| Source device issue: Beeping sound during PC boot | Have your PC serviced. |