VEVSHAO A12

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VEVSHAO A12 Mini Projector User Manual

Model: A12

Introduction

The VEVSHAO A12 Mini Projector is a compact and versatile home theater device featuring Android 11.0, 1080P Full HD support, automatic vertical trapezoid correction, and wireless connectivity. Its 360° swivel design allows for flexible projection angles, including ceiling projection. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your projector.

Safety Information

  • Do not block ventilation openings. Ensure adequate airflow around the projector to prevent overheating.
  • Use only the power adapter provided with the projector.
  • Avoid direct eye exposure to the projector lens when the lamp is on.
  • Keep the projector away from water or other liquids.
  • Do not attempt to disassemble or repair the projector yourself. Refer to qualified service personnel.
  • Place the projector on a stable, level surface.

Product Overview

VEVSHAO A12 Mini Projector front view

Figure 1: Front view of the VEVSHAO A12 Mini Projector, showcasing the lens and speaker grille.

VEVSHAO A12 Mini Projector in a living room setting

Figure 2: The VEVSHAO A12 Mini Projector placed on a cabinet in a home environment, demonstrating its compact size and aesthetic integration.

Components and Ports

  • Projection Lens: Main optical component for image projection.
  • Ventilation Grilles: Located on the sides for heat dissipation.
  • Power Button: For turning the projector on/off.
  • USB 2.0 Ports (x2): For connecting USB drives, mouse, or keyboard.
  • HD 2.0 Ports (x2): For connecting external devices (e.g., laptops, gaming consoles) supporting up to 4K video input.
  • DC 19V/6.4A Port: For power input using the PD Adapter.
  • Integrated Speaker: 5W speaker for audio output.
  • Adjustable Stand: Allows for 360° rotation and flexible positioning.

Setup Guide

1. Power Connection

  1. Connect the provided power adapter to the DC 19V/6.4A port on the projector.
  2. Plug the power adapter into a wall outlet.
  3. Press the power button to turn on the projector.

2. Initial Placement and Adjustment

The VEVSHAO A12 features a 360° swivel design, allowing projection onto walls, ceilings, or any desired surface.

Family watching projector image on ceiling

Figure 3: The projector displaying an image on the ceiling, demonstrating its 360° flexible angle for versatile viewing.

3. Auto Focus and Keystone Correction

The projector is equipped with automatic focus and vertical keystone correction. When the projector is moved, it will automatically adjust the image clarity and shape within 1-3 seconds.

Illustration of electric focus and keystone correction

Figure 4: Visual representation of the automatic electric focus and keystone correction features, ensuring a clear and rectangular image.

Manual horizontal trapezoid correction is also available if needed.

4. Network Connection (Wi-Fi)

To access online content and features, connect the projector to a Wi-Fi network:

  1. Navigate to the settings menu on the projector's interface.
  2. Select "Network" or "Wi-Fi" settings.
  3. Choose your desired Wi-Fi network from the list.
  4. Enter the password if prompted and confirm the connection.

Operating Instructions

1. Android 11.0 Interface

The projector runs on Android 11.0, providing a smart TV-like experience. You can navigate the interface using the remote control or by connecting a USB mouse/keyboard.

Android 11.0 interface on projector screen

Figure 5: The Android 11.0 user interface displayed on the projector, showing various pre-installed applications and input options.

2. Pre-installed Applications

The projector comes with several applications pre-installed, including Netflix, YouTube, Prime Video, UniTVnet, and Hulu. You can access more applications via the Play Store.

3. Wireless Screen Mirroring

The projector supports wireless screen mirroring via Airplay (for iOS devices) and Miracast (for Android devices).

  • Ensure both your device and the projector are connected to the same Wi-Fi network.
  • Select the appropriate mirroring option (Airplay or Miracast) from the projector's menu.
  • On your smartphone or tablet, enable screen mirroring/casting and select the projector from the list of available devices.

4. Projection Settings

  • Projection Methods: Supports front projection, rear projection, and suspended projection. Adjust this setting based on your setup.
  • Electronic Zoom: The projector supports electronic zoom to adjust the image size without moving the projector.

Maintenance

  • Cleaning the Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Do not use abrasive cleaners.
  • Cleaning the Exterior: Wipe the projector's exterior with a soft, dry cloth. For stubborn marks, a slightly damp cloth can be used, followed by a dry wipe.
  • Ventilation: Regularly check that the ventilation openings are clear of dust and debris to ensure proper airflow and prevent overheating.
  • Storage: When not in use for extended periods, store the projector in a cool, dry place, protected from dust.

Troubleshooting

ProblemPossible CauseSolution
No image projectedPower cable disconnected; Projector off; Input source not selected.Ensure power cable is securely connected; Turn on the projector; Select the correct input source (HD, USB).
Image is blurryProjector moved; Auto-focus not triggered; Manual focus needed.Slightly move the projector to trigger auto-focus; If still blurry, check for manual focus options.
Image is distorted (trapezoid)Projector not perpendicular to screen; Auto-keystone not triggered.Slightly move the projector to trigger auto-vertical keystone; Adjust manual horizontal keystone if necessary.
No soundVolume too low; Muted; External audio device not connected properly.Increase volume; Unmute; Ensure external audio devices are correctly connected or disconnect them to use internal speaker.
Wi-Fi connection issuesIncorrect password; Router too far; Network interference.Re-enter Wi-Fi password; Move projector closer to router; Restart router and projector.

Specifications

4K Ultra HD image quality demonstration

Figure 6: An illustration highlighting the projector's capability to support 4K video decoding, with an output resolution of up to 1280*720p.

FeatureDescription
Display Type2.69 Inch LCD Screen
Standard Resolution1280*720P, Support 4K input
Brightness350 ANSI Lumens
Bulb LifeLED 50,000 Hours Life
Contrast Ratio2000:1
Projection Rate1.28:1
Projection Distance0.8-4m
Projection Range30-200 inches
Aspect Ratio16:9 / 4:3
Electronic ZoomSupported
Trapezoidal CorrectionAutomatic Vertical, Manual Horizontal
Projection MethodsFront, Rear, Suspended
Focus ModeAuto Focus
Integrated Speaker5W
CPUH713 ARM Cortex-A53
Cache (RAM)1G DDR3
Storage (ROM)8GB eMMC
Operating SystemAndroid 11.0
BluetoothBT5.2 (Note: Cannot be used as a Bluetooth speaker, cannot pair with phone)
Wi-Fi2.4G + 5G Dual-band
Wi-Fi DisplayAirplay, Miracast
Pre-installed AppsNetflix, YouTube, Prime Video, UniTVnet, Hulu
Supported Video FormatsVP9-10, H.265, H.264, MPEG-4, WMV/VC-1, MPEG-2, MPEG-1, RealVideo 8/9/10 etc.
Supported Audio FormatsMP3, WMA, MP2, OXL, AAC, M4A, MA4, FLAC, APE, 3GP, WAV
Supported Photo FormatsJPG, PNG, BMP
Input Interface2x USB 2.0, 2x HD 2.0, DC 19V/6.4A
Dimensions19 x 12 x 16 cm (approx.)
Weight1.05 kg (approx.)

Warranty and Support

The VEVSHAO A12 Mini Projector comes with a 1-year warranty. The package includes the Projector, Remote Control, Power Adapter, and User Manual.

For any questions or support needs, please contact VEVSHAO customer service via email. They are committed to providing solutions for any issues you may encounter.

© 2025 VEVSHAO. All rights reserved.

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