1. Safety Instructions
General Safety Guidelines
Read all instructions before using this device. Do not make any changes or create settings not described in this manual. Failure to follow instructions may void the product protection service.
- Do not expose the device to rain or moisture.
- Do not place objects filled with liquids on the device.
- Avoid placing the device on soft surfaces like tablecloths or carpets to prevent fire hazards.
- Keep the device away from excessive dust, dirt, or strong magnetic fields.
- Ensure ventilation openings are not blocked to prevent overheating. Always leave enough space around the device for proper ventilation.
- Protect the device from direct sunlight, extreme heat, large temperature fluctuations, and moisture. The proper operating and storage temperature range is 0°F to 95°F.
- If the device becomes hot after prolonged use, shut it down and unplug the charger. Resume operation after it has cooled down.
- Handle the device with care. Avoid touching the lens. Do not allow children to operate without supervision.
- Do not place heavy or sharp objects on the device.
- Do not disassemble the device to avoid electric shock.
- Use only manufacturer-specified attachments or accessories.
- Avoid extreme vibrations to prevent damage to internal components.
Projector-Specific Warnings
- Do not install the projector in sites with improper ventilation, or in hot or humid sites.
- Do not cover the projector ventilation holes with any material.
- Do not install the projector in dusty or smoky environments.
- Do not install the projector near temperature or smoke transducers, as this may cause sensor failure.
- Do not install the projector in sites with direct blowing from warm or cool air-conditioning wind.
- Do not look directly into the lens when the projector is working, as it may hurt your eyes.
Charging and Power
- The charger output is AC 36V/0.95A. Install the charger near the product for easy access.
- Charge the device in an environment with an average room temperature (41°F to 77°F recommended) and good ventilation.
- When using a power bank or non-digital power adapter, ensure input current and voltage exceed 36V/0.95A or 12V/0.7A for full charge. With 12V/0.7A, it charges to 60%.
- Use the power cord with caution to avoid undue bending. A damaged power cord may cause electric shock.
- Use the same power voltage as marked on the projector.
- Turn off and unplug the projector from the power supply if not using it for a long time.
Cleaning and Maintenance
- Use a soft, lint-free cloth for cleaning. Never use liquid, gaseous, or easily flammable cleansers (sprays, abrasives, polishes).
- Do not use liquid cleaning agents on the lens to avoid damaging the coating film. Use lens cleaning paper.
- Do not attempt to repair the device yourself. Only authorized service centers should perform repairs. Improper maintenance can cause injury or damage.
FCC & IC Warning
This device complies with Part 15 of the FCC Rules and Innovation, Science and Economic Development Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
To maintain compliance with RSS-102 RF Exposure guidelines, this equipment should be installed and operated with a minimum 20cm distance between the radiator and your body. Use only the supplied antenna.
This product is limited to indoor operation in the 5150-5250 MHz band.
2. Package Contents
After unboxing, please verify that the following items are included:






Note:
- If any part is missing, please contact customer service.
3. Overview
Familiarize yourself with the projector's components:

- Lens: Main projection component.
- IR Receiver: For remote control signals.
- 3.5mm Stereo Jack: Audio output.
- USB Port: For USB flash drives and wired mirroring.
- Video Cable Port: For video input.
- ON/OFF Button: Power control.
- Power Port: For connecting the power cable.
- Vent: Air outlet for cooling.
- Air Inlet: Air intake for cooling.
- Rotate: Mechanism for adjusting projection angle.
4. Remote Control
The remote control allows you to operate the projector wirelessly. Batteries are not included.

Remote Control Pairing (Bluetooth)
- Keep the remote control close to the projector.
- Press and hold the Left button and Right button simultaneously for three seconds to initiate pairing.
- Press the "Voice input" button on the remote to bring up the matching guide on the projector screen.
5. Getting Started
Initial Setup
- Plug the power cable into the projector.
- Press the power button on the projector to turn it on.
- Position the projector horizontally in relation to the projection screen.
Focus Adjustment
The projector features automatic focus and keystone correction. If manual adjustment is needed:
- Use the electric focus function by pressing the "Focus" button on the remote control to achieve the best clarity.
- The projector also has automatic ±45° ladder correction.
6. Connections
Projector Interface Overview
The projector interface allows connection to multiple devices and applications.

USB Connection
To play content from a USB device:
- Insert the USB flash drive or storage hard drive into the USB port.
- Choose "USB" as the source from the menu.
The USB icon should appear on the main interface. If it doesn't appear or isn't illuminated, reinsert the USB or check if the drive is malfunctioning.
Supported Multimedia Formats (USB)
| File Type | Format | Suffix | Decoding |
|---|---|---|---|
| Video Play | MPEG 1 | .DAT.MPG.MPEG | / |
| MPEG 2 | .MPG | / | |
| MPEG 4 | .AVI.MP4 | DIVX.XVID | |
| RMA.RMVB | RMA.RMVB | RV8, RV9, RV10 | |
| MJFEG | .AVI | / | |
| WMV, VC1, H.264, H.265 | .MKV.MOV, .MKV.MP4 | H.264, / | |
| Picture Play | JPEG | .JPG | / |
| PNG | .PNG | / | |
| BMP | BMP | / | |
| Audio Play | MP3 | .MP3 | |
| M4A | .MP4 | ||
| Dihritid(AC-3) Optional | |||
| AAC-LC, HE-AAC, WMA |
Video Cable Connection (HDMI)
To connect computers or other video cable compatible devices:
- Use an HDMI cable to connect the device to the projector's HDMI port.
- Once connected, select the Video Cable signal source (HDMI) from the projector's menu.
Tips: Mini Display Port to Video Cable or Thunderbolt to Video Cable Adapters may be needed for compatibility with devices like iMac, MacBook, Surface, or ThinkPad.
Video Decoding Capabilities
- H.265 MP, VP9, AVS2: Supports up to 7680x4320 resolution.
- H.264 BP/MP/HP: Supports up to 3840x2160@30fps.
- H.263, MPEG-1, MPEG-2, MPEG-4, VP8, VC1, RMVB, AVS/AVS+: Supports up to 1920x1080@60fps.
App Store
The built-in App Store allows for one-click installation of applications, providing easy access to various content.
Settings Menu
Access the Settings menu to configure various projector functions:
- Projection Settings: Configure projection mode, display settings, installation mode, digital scaling, auto trapezoidal correction, and manual trapezoidal.
- Networking Settings: Turn on WIFI, select your WIFI ID, and input the password to connect to the internet.
- BT Settings: Turn on Bluetooth, click "Refresh Device," and choose the desired device to pair.
- Language Settings: Select the language and input method.
- Date and Time Settings: Set the date, time, and choose between 12-hour or 24-hour format.
- Other Settings: Adjust button sound, screen saver, timed shutdown, and restore factory settings.
- About: View UI version, running memory, and storage space information.
Screen Mirroring
The projector supports various screen mirroring methods:
Android Wireless Mirroring
- Ensure your Android mobile phone and the projector are connected to the same network.
- Open the "transcreen" app on your mobile phone. If not installed, go to https://transcreen.app to download it.
- Follow the on-screen tips.
- Search for the projector device name on your phone and click "Connect" to share your screen.
Microsoft Mirroring (Miracast)
- Click "START" on the projector screen to enter the Microsoft mirroring interface.
- Ensure your mobile phone and the projector are connected to the same network.
- Use your phone's mirroring function (e.g., Miracast) to search for the projector device and share your screen.
AirPlay Mirroring (iOS Wireless)
- Ensure your iOS mobile phone and the projector are connected to the same network.
- On your iPhone, swipe down from the top-right corner (or up from the bottom for older models) to open Control Center.
- Tap "Screen Mirroring" and select the projector's device name to share your screen.
Android Wired Mirroring
- Connect your Android mobile phone to the projector's USB port using a USB cable.
- The first time you connect, your phone will prompt you to download a mirroring app. Install it.
- After installation, accept the mirroring request in the pop-up window on your phone, then share your screen.
- Alternatively, scan the QR code or download the app from https://transcreen.app/linedisplay.
Apple Wired Mirroring (iOS Wired)
- Connect your iOS mobile phone to the projector's USB port using a USB cable.
- After connection, input any required passwords on your phone, then share your screen.
7. Projector Installation
Placement and Rotation
The projector offers flexible installation options:
- You can install the projector wherever you want.
- The projector can seamlessly rotate 180° to project onto walls, ceilings, or the floor, providing an immersive viewing experience from any angle.

Mounting Options
The projector can be mounted on a desktop, for front or rear projection, or on a stand/ceiling mount.
- For both mounting and stand installation, a 1/4-inch screw can be used to connect to the screw hole interface on the bottom of the projector.
- Note: Ensure you have a universal mounting bracket that fits the projector. This projector does not support four-corner mount installation.
Compliance Markings
- CE: Refers to CE Marking.
- UKCA: Refers to UKCA Marking.
- Square Symbol: Refers to class II equipment.
- Wavy Line Symbol: Refers to alternating current (AC).
- Dashed Line Symbol: Refers to direct current (DC).
8. Maintenance
Unloading and Cleaning the Dust Net
Regularly clean the dust net to ensure optimal performance and longevity of your projector.
- Step 1: Pry off the bottom cover of the projector.
- Step 2: Clean the projector and dust net using a cotton swab.
- Step 3: Reinstall the bottom cover after cleaning.
9. Specifications
| Feature | Specification |
|---|---|
| Model No. | X7AR |
| Type | Digital Projector |
| Projection Display | 40" - 150" (Recommended), up to 250" |
| Optical Resolution | 1920x1080dpi (Native 1080P) |
| Maximum Decoding Resolution | 7680x4320 (8K Support) |
| Brightness | 1000 ANSI Lumens (10000 Lumens) |
| Contrast Ratio | 2000:1 (up to 35000:1) |
| System | Android 14 OS |
| CPU | Allwinner H726 Quad-core AEM Cortex-A53 |
| GPU | Mali-G31 |
| Memory | 2GB RAM + 16GB Storage |
| WiFi | WiFi 6 (Dual-band 2.4G/5G) |
| Bluetooth | BT 5.4 (Audio connection only, not for smartphones) |
| Keystone Correction | Auto Correction |
| Focusing Mode | Auto Focus |
| Projective Mode | Throwing, Ceiling, Back Projection, Mirror Image |
| Screen Scale | 4:3/16:9 |
| Zoom | x 1.5 (50%-100% Zoom) |
| Projection Distance | 1-5M (1.08:1 Throw Ratio) |
| Light Source | LED (50000-hour lifespan) |
| Power (W) | 120W |
| Input/Output | 3.5mm Earphone Out, HDMI, POWER, USB |
| Built-in Speaker | Yes (5W HIFI Speaker) |
| Remote Controller Included | Yes |
| Battery | No |
| Portable | Yes |
| Use | Home, Business Presentations, Home Cinema, Outdoor |
| Weight | 1.8kg |
| Noise | ≤27 db |
| Power Source | DC (AC100-240V 50/60Hz Input, 5V-0.95A Output) |
| Inbox Adaptor | Yes |
| Structure | Without display device |
| Certification | CE, FCC, RoHS, UL |
| Warranty | 2-Year |
10. Troubleshooting
If you encounter any issues, please refer to the following common problems and solutions. If the problem persists, contact customer service.
Audio Issues
- Q: Why is there a display but no audio?
A1: Check if the projector or the connected device (PC, TV, etc.) is muted.
A2: The video format might not be supported by the projector.
A3: For Fire Stick: Go to "Settings" > "Display & Sound" > "Navigation Sounds" and select "Stereo" (or PCM) for "Surround Sound". - Q: Why is the audio available but no display?
A1: The video format might not be supported by the projector.
A2: The videos or media player might have encryption applied.
A3: If the projector lamp is off with only audio playing, the lamp might be defective. Contact customer service for replacement.
A4: Try another Video cable if you selected the Video Cable Input Source. - Q: Video playback is out of sync with audio?
A: This is often caused by network latency. Improve your network connection stability or switch to a wired connection.
Signal & Image Issues
- Q: The projection screen shows "No Signal"?
A1: Ensure all cables are plugged in correctly and firmly.
A2: Make sure you select the right Input Source. For example, if connecting a phone, refer to the "Connections" section in this manual. - Q: The projected image is upside down?
A: Press the "Menu" button on the remote to enter "Settings". Then, select "Projection Mode" and press "OK" to rotate the image.
11. User Tips
- Blurry Image: If the image is blurry, first check if the automatic focus and keystone correction have adjusted properly. If not, use the electric focus function via the remote control for manual fine-tuning.
- Bluetooth Connection: Remember that Bluetooth on this projector supports audio devices (like speakers or headphones) but not direct connection to smartphones for mirroring.
- Optimal Viewing: For the best projection quality, use the projector in a dark room.
- Network Stability: For smooth video streaming and mirroring, ensure a stable and strong Wi-Fi connection. Consider a wired connection if experiencing delays.
12. Warranty & Support
Warranty Information
The LynCast X7AR AI Smart Projector comes with a 2-year official warranty. Additionally, a free replacement service is provided for any quality issues within the first year of purchase.
Customer Support
For assistance, you can reach our professionals through the following options:
- Option 1: YouTube Channel
Visit our official YouTube channel for instruction videos: www.youtube.com/@ProjectorInstructionVideo - Option 2: Scan QR Code
Scan the QR code below to contact us directly and access more operation videos.

You can also refer to the User Manual (PDF) for additional guides and documents.