KA220Q - Screen ACER - Free user manual and instructions
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| Product Type | LCD Monitor |
| Screen Size | 21.5 inches (diagonal) |
| Resolution | 1920 x 1080 (Full HD) |
| Aspect Ratio | 16:9 |
| Panel Type | IPS (estimate) |
| Contrast Ratio | 1000:1 (typical) |
| Brightness | 250 cd/m² |
| Response Time | 5 ms (Gray to Gray) |
| Viewing Angles | 178° horizontal / 178° vertical |
| Connectivity | 1 x VGA, 1 x HDMI (1.4) |
| Power Consumption | 24 W (typical), 0.5 W (standby) |
| Power Supply | External AC adapter (100-240 V, 50/60 Hz) |
| Weight (with stand) | Approx. 3.5 kg |
| Dimensions (with stand) | 49.8 x 36.6 x 18.5 cm |
| VESA Mount | 100 x 100 mm |
| Certifications | Energy Star, TCO Certified, EPEAT Silver |
| Speakers | None (no built-in speakers) |
| Tilt Adjustment | -5° to 25° |
| Maintenance | Clean with a soft, dry cloth. Do not use aggressive liquids. |
| Safety | Do not open the unit. Use only the supplied power adapter. |
| Spare Parts / Repairability | Contact Acer service center for replacement parts. Professional repair recommended. |
Frequently Asked Questions - KA220Q ACER
How do I clean the Acer KA220Q screen?
Use a soft, lint-free cloth slightly dampened with water. Gently wipe the screen. Avoid using alcohol, ammonia, or abrasive cleaners.
What should I do if the monitor shows no signal?
Check that the video cable is securely connected to both the monitor and the computer. Try a different cable or port. Ensure the computer is powered on and outputting a valid resolution.
Can I mount the KA220Q on a wall?
Yes, the monitor supports VESA 100x100 mm mounting. Use a compatible wall mount kit and follow the instructions provided with the mount.
What is the maximum resolution supported?
The maximum native resolution is 1920 x 1080 at 60 Hz. Lower resolutions are supported but may not appear as sharp.
How do I adjust the brightness and contrast?
Press the Menu button on the monitor to open the On-Screen Display (OSD). Navigate to the Picture or Image settings to adjust brightness, contrast, and other parameters.
Does the KA220Q have built-in speakers?
No, this model does not include speakers. Use external speakers or headphones connected to your computer.
Why is the screen flickering?
Flickering may occur if the refresh rate is set incorrectly or due to a loose cable. Set the refresh rate to 60 Hz in your system display settings. Also check the video cable connections.
How can I save energy with this monitor?
Enable the power saving features from the OSD menu. The monitor automatically enters standby mode when no signal is detected. Using a lower brightness also reduces power consumption.
What are the dimensions of the monitor with the stand?
Approximately 49.8 cm wide, 36.6 cm tall, and 18.5 cm deep. Without stand, it is about 49.8 x 33.2 x 5.8 cm.
Is the Acer KA220Q compatible with Mac computers?
Yes, it works with Macs via HDMI or VGA (adapter may be needed). The monitor will be recognized when connected, and you can adjust resolution in System Preferences.
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