1. Introduction
This manual provides essential information for setting up, operating, and maintaining your AOC 27B35H3 27-inch Full HD monitor. Please read this manual thoroughly before using the product to ensure proper function and safety.
The AOC 27B35H3 monitor features a 27-inch class widescreen VA panel with Full HD (1920x1080) resolution, offering a 120Hz refresh rate via HDMI for smooth visuals. It includes Adaptive Sync technology, a 1ms response time, and supports HDR Ready content. Designed for user comfort, it incorporates Flicker-Free technology and Low Blue Light mode. Connectivity options include VGA and HDMI, with an earphone output for audio. The monitor is VESA compatible and allows for tilt adjustment.

Image: The AOC 27B35H3 monitor, highlighting key features such as 120Hz refresh rate, Full HD resolution, Flicker-Free technology, 3-sided frameless design, and VESA mount compatibility.
2. Package Contents
Verify that all items listed below are present in your product package:
- AOC 27B35H3 Monitor
- HDMI Cable
- Power Cord
- User Manual (this document)
3. Setup Instructions
3.1 Assembling the Stand
- Carefully remove the monitor from its packaging, placing it face down on a soft, clean surface to prevent scratches.
- Attach the stand neck to the monitor panel. Ensure it clicks securely into place.
- Attach the stand base to the stand neck. Tighten any screws if provided, usually located at the bottom of the base.
- Once assembled, carefully lift the monitor and place it on a stable, flat surface.
Note: For VESA mounting, remove the stand completely and attach a VESA-compatible mount (100x100mm) to the rear of the monitor.
3.2 Connecting Cables
Connect the necessary cables to the corresponding ports on the back of your monitor and your computer or other devices.

Image: Detailed view of the monitor's rear ports, including HDMI, VGA (D-SUB), Audio Out, Power input, and Kensington Lock slot.
- Power Cable: Connect one end of the power cord to the monitor's power input and the other end to a power outlet.
- HDMI Cable: Connect the supplied HDMI cable from your computer's HDMI output to the HDMI input on the monitor. This is recommended for optimal performance (120Hz refresh rate).
- VGA (D-SUB) Cable: If your device uses VGA, connect a VGA cable from your computer's VGA output to the D-SUB input on the monitor.
- Audio Out: If you wish to connect external speakers or headphones, plug them into the 3.5mm Audio Out jack on the monitor.
3.3 Initial Power On
After connecting all cables:
- Press the power button on the monitor (typically located on the bottom right edge) to turn it on.
- Turn on your connected computer or device.
- The monitor should automatically detect the input signal. If not, you may need to manually select the input source using the On-Screen Display (OSD) menu.
4. Operating Instructions
4.1 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. The monitor features small buttons, usually located on the bottom edge, to navigate and select options.
- Accessing the Menu: Press one of the OSD buttons to bring up the main menu.
- Navigation: Use the arrow buttons (or corresponding OSD buttons) to move through menu options.
- Selection: Press the 'OK' or 'Enter' button (or corresponding OSD button) to select an option or confirm a setting.
- Exit: Use the 'Exit' button (or corresponding OSD button) to go back to the previous menu or exit the OSD.
4.2 Display Settings
Key settings you can adjust via the OSD menu include:
- Brightness/Contrast: Adjust the overall luminance and contrast of the display.
- Color Settings: Modify color temperature, gamma, and individual RGB levels.
- Input Select: Manually switch between HDMI and VGA input sources.
- Picture Mode: Select from preset display modes optimized for different content (e.g., Standard, Text, Game, Movie).
- Adaptive Sync: Enable or disable Adaptive Sync for smoother gaming visuals, reducing screen tearing and stuttering.
- Low Blue Light: Activate this mode to reduce blue light emissions, which can help reduce eye strain during prolonged use.
- Flicker-Free: This technology is designed to minimize screen flickering, providing a more comfortable viewing experience.
- HDR Ready: The monitor supports HDR content, enhancing dynamic contrast and color range. Ensure your source device is also HDR compatible.

Image: The AOC monitor showcasing a vibrant image, emphasizing its Full HD resolution and 120Hz refresh rate for a perfect viewing experience.

Image: An illustration demonstrating the Low Blue Mode feature, designed to reduce eye strain by controlling blue light emissions.
4.3 Physical Adjustments
The monitor stand allows for tilt adjustment:
- Tilt: Gently hold the top and bottom edges of the monitor panel and tilt it forwards or backwards to achieve your desired viewing angle. The tilt range is typically from -5° to 20°.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your monitor.
- Cleaning the Screen:
- Turn off the monitor and unplug the power cord.
- Use a soft, lint-free cloth lightly dampened with water or a specialized screen cleaner.
- Wipe the screen gently. Avoid applying excessive pressure.
- Do not use alcohol, ammonia, or abrasive cleaners, as these can damage the screen surface.
- Cleaning the Casing:
- Use a soft, dry cloth to wipe the monitor casing.
- Avoid spraying liquids directly onto the monitor.
- Ventilation: Ensure the monitor's ventilation openings are not blocked to prevent overheating.
6. Troubleshooting
If you encounter issues with your monitor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen |
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| Image is blurry or distorted |
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| No audio from headphones/speakers |
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| Screen flickering |
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If the problem persists after trying these solutions, please contact AOC customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | 27B35H3 |
| Screen Size | 27 Inches |
| Panel Type | VA Panel |
| Resolution | Full HD (1920 x 1080) |
| Refresh Rate | 120Hz (via HDMI) |
| Response Time | 1ms |
| Aspect Ratio | 16:9 |
| Color Gamut | 100.1% sRGB, 81% NTSC |
| Connectivity | 1x HDMI, 1x VGA (D-SUB), 1x Audio Out (3.5mm) |
| Features | Adaptive Sync, Flicker-Free, Low Blue Light, HDR Ready |
| VESA Compatibility | Yes (100x100mm) |
| Tilt Adjustment | Yes (-5° to 20°) |
| Power Consumption | 13W (Eco Mode) |
| Product Dimensions (LxWxH) | 7.2 x 24.13 x 17.97 inches |
| Item Weight | 19.8 pounds |
8. Warranty and Support
8.1 Warranty Information
All AOC monitors sold within the US are covered by a generous three-year warranty. Additionally, a 90-day replacement program is offered starting from the original date of purchase. If your monitor malfunctions at any time during the first three months, AOC will provide a replacement monitor within 72 hours.

Image: Illustration of the 3-year warranty and 90-day ease replacement program offered by AOC.
Extended protection plans may also be available for purchase separately:
- 3-Year Protection Plan
- 4-Year Protection Plan
- Complete Protect (monthly billing)
Please refer to your purchase documentation for specific terms and conditions of any purchased protection plans.
8.2 Customer Support
For technical assistance, warranty claims, or further inquiries, please visit the official AOC support website or contact their customer service department. Contact information can typically be found on the AOC website or in the documentation included with your monitor.





