2E D2621W LCD Monitor User Manual

: June 13, 2024
: 2E

Table of Contents

2E D2621W LCD Monitor
Product Information
Important Safety Instructions
Warnings/Safety precautions
Important safety instructions
Operating Instructions
- Input voltage
- Power indicator
Functions
Display control
OSD menu
OSD menu
Specifications
Additional information
Warranty card
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

2E D2621W LCD Monitor

Product Information

– LCD Monitor D2621W

Warnings/Safety Precautions

Risk of Electric Shock: Do not open the monitor. Removing the cover and back panel can result in electric shock. There are no user-serviceable parts inside. In case of damage or error, refer servicing to qualified personnel.

Lightning Flash with Arrowhead Symbol: This symbol alerts the user to the presence of non-insulated dangerous voltage within the product’s enclosure that may pose a risk of electric shock if the product is used improperly.

Exclamation Point: This symbol alerts the user to important operating and maintenance instructions provided in the accompanying product literature.

WARNING: Avoid placing the monitor in rainy or foggy places to prevent fire or electric shock. Do not knock, apply pressure, or rub the LCD screen with sharp or hard objects or stiff cloths. Avoid touching the LCD screen with your hands.

Any modifications to this product that have not been approved in advance by the manufacturer are forbidden.

ATTENTION: Excessive sound pressure from earphones and headphones can cause hearing loss.

Important Safety Instructions

Please read all instructions carefully before using this product.
Retain the instructions for future reference.
If there is an abnormal sound, smell, or no picture on the monitor, immediately unplug the AC power plug from the adapter and contact after-sales support.
Keep the monitor free from rain, dampness, and dust to prevent electrical shock and short circuits. Do not cover the ventilation openings with table cloths, curtains, newspapers, etc.
Avoid placing the monitor near heating objects or in direct sunlight. Provide good ventilation by allowing a 10 cm gap between the monitor and other appliances or built-in cabinet walls.
Clean the display panel with a soft clean cloth after unplugging the power plug. Do not repeatedly wipe, scrape, tap, or strike the panel with hard objects.
Avoid using petrol chemical or alcohol-based solvents to clean the monitor, as it may damage the panel and cabinet.
Place the monitor on a stable surface to prevent accidents.
Avoid placing the power cord or other cables across walkways to prevent tripping, especially at connection points.
Unplug the appliance during a lightning storm or when not in use for an extended period of time.
If the device, power cord, or plug are damaged, or if the device has been exposed to liquid or moisture, unplug the product.

Warnings/Safety precautions

RISK OF ELECTRIC SHOCK DO NOT OPEN

TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER AND BACK PANEL THERE ARE NO USER-SERVICEABLE PARTS INSIDE.
I CASE OF DAMAGE OR ERROR REFER SERVICING TO QUALIFIED PERSONNEL.

Lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of
non-insulated dangerous voltage within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock in case of improper usage of the product.
Exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance instructions in the literature accompanying the product.

WARNING:
Do not put the monitor in rainy or foggy places to prevent from fire or electric shock.
To prevent scratches or damages to the LCD screen, do not knock, apply or rub the surface with sharp or hard objects or stiff cloths as well as try not to touch the LCD screen with your hands.
Any modifications to this product that have not been clearly and explicitly approved in advance by the manufacturer responsible for compliance with these regulations are forbidden.

ATTENTION:

Excessive sound pressure from earphones and headphones can cause hearing loss.

Important safety instructions

Please read all the instructions carefully before using this product.
The instructions should be retained after reading for future reference.
Please immediately pull out the AC power plug from an adapter if there is an abnormal sound or smell or the monitor has no picture, and contact after sales support.
The monitor should be kept free from rain, damp and dust to prevent electrical shock and short circuits. Do not cover the ventilation openings with table clothes, curtains, newspapers etc.
The monitor should be kept away from heating objects or direct sunlight. This product requires good ventilation. Allow 10 cm between the monitor and other appliances or built-in cabinet walls.
You may clean the display panel with a soft clean cloth after pulling out the power plug. Do not repeatedly wipe the panel, nor scrape, tap or strike the panel with hard objects, etc.
Do not wipe the monitor with any petrol chemical or alcohol-based solvents, as it will lead to product damage to the panel and cabinet.
Do not place the monitor on an unstable surface.
Do not place the power cord or other cables across a walkway in case it is trampled on, especially at the points of connection to the plug, sockets and the power cord to the appliance.
Unplug the appliance during a lightning storm or when it is not used for a long period of time.
Unplug this product when the device, power cord or plug are damaged or if the device has been exposed to liquid or moisture, has been mechanically damaged and does not work properly and contact an authorized service centre immediately.
Keep this appliance away from liquids, splashes of water and do not place objects filled with liquids on it.
Do not disassemble the back cover as it contains high voltages inside and will cause electric shock. There is no spare parts inside. Internal adjustments and checks should only be conducted by qualified professionals.
Do not place naked flame sources, such as lit candles on or near the monitor. Please pull out the power plug and contact after sales support if there are abnormal objects or water in the monitor.

Operating Instructions

Components and auxiliary equipment
Before assembling and installing, check for following items to be included in this display package.

2E-D2621W-LCD-Monitor-fig1

Monitor
Stand base
User manual
PSU
Power cord
HDMI cable
Microfiche and power requirements label

Input voltage

12 V, 3.0 A power input. External power supply: AС 100-240 V ~ 50/60 Hz 1.5 A. Please consult the back label

Power indicator

Indicator	Mode
No light	Power off
Light	Normal operation mode
Flash light	No input signal

Functions

Statement: this document is a reference manual. Please refer tol the actual product.

| HDMI| HDMI input
---|---|---
| VGA| VGA input
| Earphones| Earphones input
| DP (Display Port)| Display Port input
| DC input 12V| DC 12V power input

Display control

Description of buttons

Switch 5in1

Button| Function

❶ «OK» button

| a. Press and hold the «OK» button for 6 seconds to turn the device on / off.
b. When the display is on, press OK to bring up the main menu.
c. Using the «arrow button», select the desired setting to adjust using the up and down buttons in the main menu. After selecting the desired parameter, press «OK» to start adjustment. Click «OK» again to save the settings and return to the previous menu.

❷ Button – arrow

| Press OK and scroll up, down, left, and right to control the focus that moves up, down, left, and right. In the control panel, the left and right keys correspond to the decrease and increase functions, respectively.

❷ Quick access functions

up/down/left/right

| a. Button to the right of OK: Press to bring up the context menu for selecting the signal source, select the signal source with the cursor and press OK.
b. Button to the left of «OK»: press to bring up the context menu of the display mode, select the display mode with the cursor and press the «OK» button.
c. Button up from «OK»: press to bring up the Gameplus timer shortcut. Select the desired time and press OK. To exit, press the up button from «OK» again.
d. Button down from «OK»: press to bring up the Gameplus sight shortcut. Select the desired sight design and press OK. To exit, press the up button from «OK» again.

IMAGE
In this section, you can adjust brightness, contrast, and other display settings.

BRIGHTNESS – This setting adjusts dark color balance of the image. If the value is set too high, the image will look blurred. If the value is set too low, the image will be too dark and will not have clear outlines.
CONTRAST – This setting adjusts white balance of the image. If the value is set too high, the image will be too bright and will not have clear outlines. If the value is set too low, the image will look blurred.
DCR (DYNAMIC CONTRAST) – Allows you to automatically adjust brightness and contrast of the screen to display darker areas of the image.
ECO – This setting has several standard display modes: Standard, Movie, Text, Game, FPS, RTS.

COLOR
In this section, you can adjust color temperature.

COLOR TEMP. – This setting allows you to select one of the color presets: Standard, Warm, Cool, sRGB, User Define.
RED – This setting adjusts display intensity of red color.
GREEN – This setting adjusts display intensity of green color.
BLUE – This setting adjusts display intensity of blue color.

OSD SETTING
In this section, you can change and adjust the onscreen menu settings.

LANGUAGE – This setting allows you to select the onscreen menu language.
OSD HORIZONTAL – This setting allows you to adjust horizontal position of the on-screen menu.
OSD VERTICAL – This setting allows you to adjust vertical position of the on-screen menu.
OSD TRANSPARENCY – This setting helps you adjust the transparency of the on-screen menu.
OSD TIME OUT – This setting allows you to set display time of the on-screen menu.

SETTING
In this section, you can automatically adjust basic image settings and reset all settings to their default values.

INPUT SOURCE – Allows you to select the port through which the input video signal will be fed to the monitor:
- Auto Select – The monitor itself determines the port through which the incoming signal is received.
- VGA – Sets the VGA port as the monitor video source. DP – Sets the Display Port (DP) as the monitor video source.
- HDMI1 or HDMI2 – Sets the HDMI1 or HDMI2 port as the monitor video source.
RESET – This option resets all OSD settings to factory defaults.

MISC
Includes advanced image settings.

DISPLAY SIZE – Allows you to select the following image formats: «Full Screen» (16:9), «Auto» or «4:3».
LOW BLUE – This setting allows you to reduce the blue light emitted by the display, which makes your work more comfortable and reduces eye strain.
OVER DRIVER – This option makes panel response time shorted to reduce the duplication of fast-moving objects.
FREE SYNC – Synchronizes the operation of the video card and monitor, which allows you to eliminate image tearing.
Please note: OSD description is for reference only. Some OSD items may not be available on your model.

Specifications

Model	D2621W
Screen size	25.7’’
Matrix type	IPS
Aspect ratio	21:9
Viewing angles	178°/178°
Displayable colours	16.7M
Resolution	2560×1080
FPS	75 Hz
Response time	14ms
Brightness	300 cd/m2
Contrast	1000:1
Interfaces	VGA, 2xHDMI, DP, Audio out

Frequency

Troubleshooting

Phenomenon	Troubleshooting
1. Light out/power indicator light is off	Check whether the display and the

socket are well connected to power, and whether the display is in the shutdown mode.
2. Image blurring, over-large, over-small, etc.| Enter the menu “Image Setting” and select “Auto Image Adjust” to automatically adjust the display.
3. Image over dark| Enter the menu “Brightness and Contrast” to adjust the brightness and contrast of the display.
4. Display over heat| Leave at least 5cm of distance for ventilation around the display and do not place articles on the display.

5. Dark/ light spots when powering on

| This is a normal phenomenon. It is due to the backlight illuminates unevenly at the initial phase of powering on caused by temperature difference. The backlight can illuminates normally after 20 minutes, and then the dark/light spots will be corrected.
6. Image distortion, blinking, shaking| Check computer setting, select the correct resolution and re-adjust the refresh frequency.
7. Power off noise| It is a normal phenomenon caused by display discharging in the process of powering off.