Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Salange P28B Projector. The P28B is a versatile projector featuring 4K support, Wifi6 connectivity, Android 11 OS, Bluetooth 5.2, and electronic focus, designed for both indoor and outdoor entertainment. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
Package Contents
Please check the box for the following items:
- 1 x Salange P28B Projector
- 1 x Power Cable
- 1 x Remote Control
- 1 x User Manual (this document)
Product Overview
The Salange P28B projector is a compact and powerful device. Familiarize yourself with its components and ports:
Ports and Connections:
- HD-Port: For connecting HDMI-compatible devices (e.g., laptops, gaming consoles).
- USB 2.0 Port: For connecting USB storage devices (e.g., flash drives) to play media.
- AV Port: For connecting older devices using an AV cable.
- 3.5mm Audio Jack: For connecting external headphones or speakers.
- AC Power Input: For connecting the power cable.
The projector also features a built-in speaker for audio output.
Setup
1. Initial Placement
The Salange P28B offers flexible placement options. Consider the following:
- Projection Size: The projector can display images from 40 to 180 inches.
- Projection Distance: Optimal projection distance ranges from 50 cm to 420 cm (approximately 1.6 to 13.8 feet).
- Projective Modes: Supports Throwing (front projection), Ceiling (inverted), Back Projection, and Mirror Image.
- Flexible Rotation: The projector can be rotated 0°, 45°, 90°, 135°, and 180° for versatile projection onto walls or ceilings.
2. Power Connection
Connect the provided power cable to the AC power input on the projector and then to a power outlet. The projector supports 100V-240V, 50/60Hz AC power. Ensure you use the correct plug type (EU, US, AU, UK) for your region.
3. Input Connections
Connect your desired media source (e.g., laptop, USB drive, game console) to the appropriate port on the projector (HDMI, USB, AV).
4. Network Connection (WiFi)
The P28B supports dual-band WiFi (2.4GHz and 5GHz) with Wifi 6 technology for faster and more stable connections. Navigate to the network settings in the Android OS to connect to your wireless network.
5. Bluetooth Connection
The projector features Bluetooth 5.2, allowing you to connect external Bluetooth speakers or headphones for enhanced audio. Access Bluetooth settings in the Android OS to pair your devices.
Operating Instructions
1. Power On/Off
Press the power button on the projector or the remote control to turn the device on or off.
2. Focus Adjustment
The P28B features electronic focus. Use the remote control to adjust the focus until the image is clear and sharp.
3. Keystone Correction
The projector supports electronic keystone correction, including vertical and 4-point quadrangle correction, with up to ±50° vertical adjustment. This allows you to correct distorted images when the projector is not perfectly aligned with the screen. Access these settings via the Android OS menu or dedicated buttons on the remote.
4. Zoom Function
The P28B projector includes a 50%-100% zoom function, allowing you to adjust the image size without physically moving the projector. This feature is accessible through the remote control or on-screen menu.
5. Android OS Navigation and App Installation
The projector runs on Android 11.0 OS, providing access to over 8000 apps, including popular streaming services like Netflix, YouTube, and Prime Video. Use the remote control to navigate the interface, download apps from the Google Play Store, and manage your media.
6. Screen Mirroring (Airplay & Miracast)
The projector supports Airplay and Miracast, allowing you to cast content directly from your smartphone, tablet, or Windows device. Ensure your device and the projector are connected to the same WiFi network, then select the screen mirroring option on your device.
Maintenance
1. Cleaning
- Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Do not use abrasive cleaners or cloths.
- Exterior: Wipe the projector's exterior with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water.
- Dust: The P28B features a semi-closed projection modular design, which significantly enhances its anti-dust capabilities. However, regular dusting of the vents is recommended to ensure proper airflow.
2. Storage
When not in use for extended periods, store the projector in a cool, dry place, away from direct sunlight and extreme temperatures. Use the original packaging or a protective case to prevent dust accumulation and physical damage.
Troubleshooting
- No Image:
- Ensure the power cable is securely connected and the projector is turned on.
- Check the input source selection (HDMI, USB, AV) matches your connected device.
- Verify the connected device is powered on and outputting a signal.
- Adjust the focus and keystone correction.
- No Sound:
- Check the volume level on both the projector and the source device.
- If using external speakers/headphones, ensure they are properly connected or paired via Bluetooth.
- Verify the audio output settings on your source device.
- Remote Control Not Working:
- Ensure there are no obstructions between the remote and the projector's IR sensor.
- Replace the batteries in the remote control.
- WiFi/Bluetooth Connectivity Issues:
- Ensure the projector is within range of your WiFi router or Bluetooth device.
- Restart the projector and your router/Bluetooth device.
- Check WiFi password and network settings.
- Image is Blurry/Distorted:
- Adjust the electronic focus using the remote control.
- Apply keystone correction to square the image if it appears trapezoidal.
- Ensure the projection surface is flat and smooth.
Specifications
| Feature | Specification |
|---|---|
| Brand Name | salange |
| Model | P28B |
| OS | Android 11.0 |
| CPU | Allwinner H713 |
| RAM | 1GB |
| ROM | 8GB |
| Brightness | 6000 Lumens (300 ANSI) |
| Optical Resolution | 1280x720dpi |
| Decoding Resolution Support | 4K/1080P |
| Projection Technology | LED |
| Light Source | Led Light |
| LED Chipset Useful Life | More than 30,000 hours |
| Contrast Ratio | 1000:1-2000:1 |
| Projected Dimension | 50-150 inches (up to 300 inches) |
| Projection Distance | 50 - 420 cm |
| Screen Scale | 4:3/16:9 |
| Zoom | Focus (Electronic Focus), 50%-100% Zoom Function |
| Keystone Correction | Electronic Correction, Vertical/Quadrangle, ±50° Vertical, 4-Point |
| Connectivity | WiFI 5, and Bluetooth 5.0; Airplay & Miracast support |
| Input Interface | USB/HDMI/3.5mm Audio Port/AV |
| Power Source | AC |
| Power (W) | 65W |
| Power Input | 100V-240V 50/60HZ |
| Speaker | Built-in Box Speaker 3W*1 |
| Weight | 1.0KG |
| Product Size | 175mm*110mm*102mm |
| Package Size | 20*21*15cm |
| Remote Controller Included | Yes |
| Portable | Yes |
| Use | Entertainment Projector, Home Theater Projector |
| Certification | CE, FCC, RoHS |
User Tips
- For the best viewing experience, use the projector in a dimly lit or dark room.
- Experiment with different projection distances and keystone correction settings to find the ideal image for your space.
- Utilize the dual-band WiFi (5GHz) for smoother streaming of high-resolution content.
- Connect external Bluetooth speakers for a more immersive audio experience, especially in larger rooms or outdoor settings.
- Regularly check for and install software updates through the Android OS to ensure optimal performance and access to new features.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the seller's official website or contact their customer service directly. Keep your purchase receipt as proof of purchase.