1. Introduktion
This manual provides essential information for the proper setup, operation, and maintenance of your Zebronics Zeb-A28Uhd 4K UHD Monitor. Please read this manual thoroughly before using the product to ensure optimal performance and safety.

Front view of the Zebronics Zeb-A28Uhd 4K UHD Monitor.
2. Pakkens indhold
Bekræft, at alle følgende varer er inkluderet i din produktpakke:
- Zebronics Zeb-A28Uhd Monitor
- Power cord (1 unit)
- Strømadapter (1 enhed)
- DP cable (1 unit)
- Monitor stem (1 unit)
- Monitor base (1 unit)
- Brugervejledning (dette dokument)
3. Produktfunktioner
The Zebronics Zeb-A28Uhd monitor offers a range of features designed for a high-quality viewoplevelse:
- 28-inch (71.1 cm) 4K Ultra HD display with 3840x2160 native resolution.
- Maximum brightness of 300 cd/m².
- Supports 1.07 billion colors with a 500,000:1 contrast ratio.
- Multiple connectivity options: Dual DisplayPort (DP) inputs and Dual HDMI ports.
- Fast 3ms response time and wide 178° horizontal/vertical viewing vinkler.
- Integrerede stereohøjttalere til lydudgang.
- Includes a 3.5mm earphone jack for external audio devices.
- 16:9 aspect ratio with an ultra-slim bezel design.
- Sturdy metal stand and VESA wall-mountable design.

Visual representation of 4K UHD resolution (3840 x 2160) and 300 cd/m² maximum brightness.

Key features including HDMI connectivity, built-in speakers, 16:9 aspect ratio, 1.07 billion colors, headphone jack, and wall-mountable design.
4. Opsætningsvejledning
4.1. Assemble the Stand
- Tag forsigtigt monitoren ud af emballagen.
- Attach the monitor stem to the base using the provided screws.
- Align the assembled stand with the mounting points on the back of the monitor and secure it firmly.

Bag view of the monitor with the metal stand securely attached.
4.2. Vægmontering (valgfrit)
The monitor is VESA compatible. If you choose to wall mount, remove the stand and attach a compatible VESA mount (not included) to the designated mounting holes on the back of the monitor. Ensure the wall mount can support the monitor's weight.
4.3. Tilslut til strøm
Connect the power adapter to the monitor's DC input port, then plug the power cord into the adapter and a wall outlet.
4.4. Connect to Source Device
Use either a DisplayPort (DP) cable or an HDMI cable to connect your computer or other source device to the monitor. The monitor features dual DP inputs and dual HDMI inputs.

Close-up of the monitor's rear panel, showing DC power input, DisplayPort (DP1, DP2), HDMI (HDMI1, HDMI2), and earphone jack.
4.5. Connect Audio Devices
For external audio, connect headphones or speakers to the 3.5mm earphone jack located on the rear panel.
5. Betjeningsvejledning
5.1. Tænd/sluk
Press the power button, typically located on the back or bottom edge of the monitor, to turn the monitor on or off. The power indicator light will illuminate when the monitor is on.
5.2. Valg af input
If multiple source devices are connected, use the monitor's On-Screen Display (OSD) menu or dedicated input selection buttons to switch between HDMI1, HDMI2, DP1, and DP2 inputs.
5.3. OSD-menu navigation
The monitor features control buttons, usually located on the back panel, to access and navigate the OSD menu. These buttons allow you to adjust various display settings. Familiarize yourself with their functions for optimal control.
5.4. Justering af skærmindstillinger
I OSD-menuen kan du justere indstillinger såsom:
- Lysstyrke/kontrast: Juster de overordnede luminans- og kontrastniveauer.
- Farveindstillinger: Rediger farvetemperatur, farvetone og mætning.
- Billedtilstand: Select from predefined display modes (e.g., Standard, Movie, Game).
- Lydindstillinger: Control volume for built-in speakers or headphone output.
6. Vedligeholdelse
6.1. Rengøring af skærmen
For at rengøre skærmen skal du forsigtigt tørre den af med en blød, fnugfri klud. Tør den forsigtigt af med en blød, fnugfri klud, hvis du har genstridige mærker.ampRengør kluden med vand eller et ikke-slibende skærmrensemiddel. Undgå at bruge skrappe kemikalier eller slibende materialer.
6.2. Cleaning the Monitor Body
Wipe the monitor's exterior with a soft, dry cloth. Do not allow liquids to enter the monitor's vents or ports.
7. Fejlfinding
Hvis du støder på problemer med din skærm, kan du bruge følgende almindelige løsninger:
- Ingen skærm/sort skærm:
- Sørg for, at strømkablet er korrekt tilsluttet til både skærmen og stikkontakten.
- Verify that the video cable (HDMI or DP) is firmly connected to both the monitor and the source device.
- Check if the correct input source is selected on the monitor (e.g., HDMI1, DP1).
- Test med et andet videokabel eller en anden kildeenhed, hvis det er muligt.
- Flimrende eller forvrænget billede:
- Ensure the video cable is not loose or damaged.
- Adjust the display resolution and refresh rate settings on your computer to match the monitor's capabilities (3840x2160 at 60Hz).
- If using a MacBook, ensure your adapter and cable support 4K @ 60Hz, as some configurations may limit output to 30Hz.
- No Audio from Speakers/Headphone Jack:
- Kontrollér lydstyrkeindstillingerne på både skærmen og din kildeenhed.
- Ensure the audio output is correctly routed to the monitor in your computer's sound settings.
- Verify that the headphone/speaker cable is fully inserted into the earphone jack.
- OSD Menu Buttons Difficult to Use:
- Apply gentle, firm pressure when operating the rear-mounted OSD buttons.
- Familiarize yourself with the button layout and functions through practice.
- Backlight Bleed or Dead Pixels:
- Minor backlight bleed can be common in some display technologies.
- For persistent or significant issues, refer to the warranty information for service options.
8. Specifikationer
| Feature | Specifikation |
|---|---|
| Mærke | ZEBRONIK |
| Modelnummer | ZEB-A28UHD LED |
| Skærmstørrelse | 28 tommer (71.1 centimeter) |
| Opløsning | 4K UHD 3840 x 2160p |
| Aspektforhold | 16:9 |
| Opdateringshastighed | 60 Hz |
| Display Type | LED |
| Viewi vinkel | 178 Degrees (H/V) |
| Billedlysstyrke | 300 cd/m² (Max) |
| Svartid | 3 millisekunder |
| Hardwareforbindelse | 2x HDMI, 2x DisplayPort |
| Lydfunktioner | Built-In Speakers, Earphone Jack |
| Monteringstype | Vægmontering (VESA-kompatibel) |
| Farve | Sort |
| Varens vægt | 6000 gram |
9. Garanti og support
9.1. Garantioplysninger
Your Zebronics Zeb-A28Uhd monitor comes with a 3 års garanti. For warranty claims, please contact the service center as per the terms and conditions.
9.2. Manufacturer Contact
For further assistance or support, you may contact the manufacturer:
Zebronics India Private Limited
Please refer to the official Zebronics website or your purchase documentation for the most current contact details and service center locations.