Table of Contents
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User Manual
C34H890WJ*
The color and the appearance may differ depending on the product, and the specifications are subject to change without
prior notice to improve the performance.
The contents of this manual are subject to change without notice to improve quality.
© Samsung Electronics
Samsung Electronics owns the copyright for this manual.
Use or reproduction of this manual in parts or entirety without the authorization of Samsung Electronics is prohibited.
Trademarks other than that of Samsung Electronics are owned by their respective owners.
•
An administration fee may be charged if either
‒ (a) an engineer is called out at your request and there is no defect in the product
(i.e. where you have failed to read this user manual).
‒ (b) you bring the unit to a repair center and there is no defect in the product
(i.e. where you have failed to read this user manual).
•
The amount of such administration charge will be advised to you before any work or home visit is carried out.
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Table of Contents
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Summarization of Contents
Before Using the Product
Securing the Installation Space
Ensure adequate space around the product for ventilation and prevent overheating.
Safety Precautions
Critical warnings regarding electrical shock, high voltage, and important operating literature.
Precautions for Storage
Guidelines for storing the monitor to prevent surface damage from humidifiers.
Cleaning the Monitor
Step-by-step instructions for safely cleaning the product's panel and exterior.
Electricity and Safety Guidelines
Warnings and cautions for safe power cord usage, sockets, and electrical connections.
Installation Precautions
Important warnings and conditions for installing the product safely and correctly.
Product Operation Warnings
Critical safety advice for operating the monitor, including handling voltage and external objects.
Preparations
Control Panel and Key Components
Overview of the monitor's physical controls like JOG button, power LED, and function key guide.
Direct Key Guide
Explanation of shortcut buttons for quick access to OSD menu functions like Eye Saver Mode and Volume.
Function Key Guide Details
Detailed explanation of how to use the Function Key Guide for input signal, OSD control, and power options.
Adjusting Brightness, Contrast, and Eye Saver
How to adjust picture settings like brightness, contrast, and eye saver mode via the JOG button.
Adjusting Volume Setting
Instructions for adjusting the audio volume using the JOG button and mute function.
Monitor Reverse Side Ports
Description and function of various ports located on the back of the monitor.
Adjusting Product Tilt and Height
Instructions on how to adjust the monitor's physical tilt and height for optimal viewing.
Anti-theft Lock Installation
Guidance on how to install an anti-theft locking device for security.
Precautions for Moving Monitor
Essential safety tips to avoid damaging the monitor when moving it.
Installing Wall-mount Kit or Desktop Stand
Instructions and specifications for mounting the monitor using a wall mount or desktop stand.
Attaching the Monitor Stand
Step-by-step guide for assembling and attaching the monitor's stand.
Removing the Monitor Stand
Step-by-step instructions for safely detaching the monitor stand.
Connecting and Using a Source Device
Connecting and Using a PC
Guide on selecting the appropriate connection method for your PC.
Connection Using HDMI Cable
Instructions for connecting the monitor to a PC or device via an HDMI cable.
Connection Using USB Type-C Cable
Details on connecting via USB Type-C, including charging capabilities and compatibility.
Connection Using DP Cable
Instructions for connecting the monitor to a PC using a DisplayPort cable.
Connecting to Headphones
How to connect audio output devices like headphones to the monitor.
Connecting Product as USB HUB
How to use the monitor as a USB hub to connect multiple devices to a PC.
Connecting the Power Cable
Instructions for connecting the monitor's power cable to a power outlet and the product.
Tidying Up Connected Cables
Steps to neatly organize and manage connected cables for a clean setup.
Correct Posture for Product Use
Guidelines for maintaining correct posture while using the monitor to prevent fatigue.
Driver Installation Guide
Instructions on installing necessary drivers for optimal monitor performance.
Setting Optimum Resolution
Guidance on setting the monitor to its optimal resolution for the best display quality.
Screen Setup
SAMSUNG MAGIC Bright Settings
Overview of the MAGIC Bright feature for optimizing picture quality in different environments.
Adjusting Brightness
How to adjust the general brightness level of the picture.
Adjusting Contrast
How to adjust the contrast between objects and background for clarity.
Adjusting Sharpness
How to make the outline of objects clearer or blurrier.
Adjusting Color Settings
How to adjust color saturation, tone, and gamma for desired visual output.
SAMSUNG MAGIC Upscale Function
How the MAGIC Upscale feature enhances picture details for low-resolution images.
Eye Saver Mode Configuration
How to activate Eye Saver Mode for eye relaxation by reducing blue light.
HDMI Black Level Adjustment
How to adjust HDMI black level to correct picture quality degradation.
Game Mode Settings
How to configure screen settings for an optimal gaming experience.
Response Time Settings
How to adjust response time for more vivid and natural video playback.
Picture Size Selection
How to change the picture size, including aspect ratios for PC and AV modes.
Screen Adjustment
How to adjust horizontal and vertical positions for screen fit in AV mode.
Configuring PIP/PBP Settings
PIP/PBP Mode Activation
How to enable or disable Picture-in-Picture (PIP) and Picture-by-Picture (PBP) modes.
Sub-screen Size Selection
How to select the size and aspect ratio for PIP or PBP sub-screens.
Sub-screen Position Adjustment
How to select the position of the sub-screen from available options.
Sound Source Selection
How to choose which screen's audio source you want to hear.
Source Selection for PIP/PBP
How to select input sources for the main screen in PIP and PBP modes.
Picture Size for PIP/PBP
How to select the image size for sub-screens in PIP and PBP modes for different aspect ratios.
Contrast Adjustment for PIP/PBP
How to adjust the contrast level for each screen in PIP and PBP modes.
Adjusting OSD Settings
Menu Transparency Adjustment
How to set the transparency level for the on-screen display menu windows.
Menu Position Adjustment
How to adjust the position of the on-screen display menu on the screen.
Menu Language Selection
How to change the language displayed in the on-screen menu.
OSD Display Time Setting
How to set the time after which the OSD menu automatically disappears.
Setup and Reset
DisplayPort Version Settings
How to select the DisplayPort version for optimal performance and to avoid blank screens.
HDMI Mode Settings
How to select the HDMI mode, noting potential display issues with certain versions.
FreeSync Technology Guide
Explanation of FreeSync for eliminating screen tearing and lag during gameplay.
Eco Saving Plus Function
How the Eco Saving Plus feature reduces power consumption.
Off Timer Function
How to set the automatic power-off timer for the monitor.
PC/AV Mode Selection
How to set the PC/AV mode for optimal picture display when viewing movies or using a PC.
Source Detection Settings
How to set automatic or manual recognition of input signals.
Key Repeat Time Adjustment
How to control the response rate of buttons when pressed repeatedly.
Power LED Status Control
How to enable or disable the power LED indicator on the product.
Reset All Settings
How to return all product settings to their default factory values.
Installing the Software
Easy Setting Box Software
Information on the Easy Setting Box software for partitioning monitor sections.
System Requirements for Software
Specifies the OS and hardware requirements for installing the Easy Setting Box software.
Installation Restrictions and Problems
Potential issues and factors affecting the installation of Easy Setting Box.
Troubleshooting Guide
Before Contacting Samsung Support
Recommendations for testing the product before contacting customer service.
Product Testing Procedures
Steps to test the product's functionality using self-diagnosis and checking connections.
Checking Resolution and Frequency
How to identify and resolve issues related to non-optimum resolution or frequency.
Installation Issues (PC Mode)
Troubleshooting steps for screens switching on/off or showing blank spaces during PC connection.
Screen Issues Troubleshooting
Steps to resolve issues like power LED off, blank screens, or check signal cable messages.
Sound Issues and Solutions
Troubleshooting steps for no sound or low volume issues.
Source Device Issues
Addresses potential issues related to source device connectivity, such as beeping sounds.
Q&A Section
Frequently asked questions and answers regarding frequency, resolution, and power-saving modes.
Specifications
General Product Specifications
Technical details including model name, size, display area, pixel pitch, and power supply.
Appendix
Responsibility for Pay Service Costs
Conditions under which service charges may apply even if the product is under warranty.
Not a Product Defect
Examples of issues not considered product defects, which may incur service fees.
Product Damage by Customer Fault
Situations where product damage is caused by customer mishandling or incorrect usage.
Other Issues
Covers issues not covered elsewhere, such as natural disasters or consumable component depletion.
Extended Warranty Information
Details on purchasing and benefits of an extended warranty for the product.
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