MK221H - Screen ASUS - Free user manual and instructions
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| Product Type | LCD Monitor |
| Brand | ASUS |
| Model | MK221H |
| Screen Size | 21.5 inches (54.6 cm) |
| Panel Type | TN (Twisted Nematic) |
| Native Resolution | 1920 x 1080 (Full HD) |
| Aspect Ratio | 16:9 |
| Brightness | 250 cd/m² |
| Contrast Ratio | 1000:1 (standard), 20,000:1 (ASUS Smart Contrast) |
| Response Time | 5 ms |
| Viewing Angle (H/V) | 170° / 160° |
| Connectivity | VGA, DVI-D |
| Power Consumption (Typical) | 30 W |
| Standby Power Consumption | < 0.5 W |
| Dimensions (W x H x D) with Stand | 514 x 383 x 200 mm |
| Weight (with Stand) | 4.5 kg |
| VESA Mount Compatibility | 100 x 100 mm |
| Tilt Adjustment | -5° to +20° |
| Special Features | ASUS Splendid Video Intelligence, Smart Contrast Ratio |
| Package Contents | Monitor, VGA cable, DVI cable, Power cord, Quick start guide |
| Maintenance and Cleaning | Use a soft, dry microfiber cloth to clean the screen; avoid harsh chemicals. |
| Safety Cautions | Place on a stable surface; do not expose to rain or moisture; use the provided power adapter. |
| Spare Parts and Repairability | Replacement power adapters and cables can be ordered from ASUS service centers. |
| General Information | Backed by ASUS warranty; download manuals from ASUS support website. |
Frequently Asked Questions - MK221H ASUS
How do I connect my ASUS MK221H monitor to a computer?
Use a VGA or DVI cable to connect the monitor to your computer's graphics card. Secure the connector with the screws, then power on both devices.
What is the optimal resolution for the ASUS MK221H?
The optimal resolution is 1920x1080 at 60 Hz. Ensure your graphics card is set to this resolution for the clearest picture.
Why is my screen showing 'Out of Range'?
This error means the input signal exceeds the monitor's supported resolution or refresh rate. Lower the resolution and refresh rate to values recommended by the monitor.
How can I adjust the monitor's brightness and contrast?
Press the Menu button on the monitor to open the OSD (On-Screen Display), then navigate to Brightness and Contrast settings using the navigation keys.
Does the ASUS MK221H have built-in speakers?
No, this model does not have integrated speakers. You can connect external speakers to your computer's audio output.
How do I clean the monitor screen without damaging it?
Turn off the monitor and unplug it. Use a soft, dry microfiber cloth to gently wipe the screen. Do not use alcohol, ammonia, or abrasive cleaners.
Can I mount the ASUS MK221H on a VESA arm?
Yes, it is compatible with VESA 100x100 mm mounts. Follow the instructions in the manual to attach the mounting bracket.
What should I do if the monitor has dead pixels?
A few bright or dark dots are normal in LCD panels. If the issue is severe, contact ASUS customer support within the warranty period for assessment.
How do I reset the monitor to factory settings?
Open the OSD menu, go to Setup, and select Reset. Confirm to restore all settings to their original factory defaults.
Can I use this monitor with a laptop?
Yes, if your laptop has a VGA or DVI output. You may need an adapter if only HDMI is available, but the monitor's DVI-D port can accept a digital signal with an adapter.
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USER MANUAL MK221H ASUS
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Product information
Brand : ASUS
Model : MK221H
Category : Screen