UW series Android 8.1
This guide provides step-by-step instructions for installing and configuring PADS4 Viewer on ProDVX UW-Series devices running Android 8.1.
Before You Start
Supported ProDVX UW-Series Devices
The following ProDVX UW-Series devices are supported:
- UW-24
- UW-28
- UW-37
Minimum PADS4 Requirements
PADS4 Server Version: 2024.1 or later
Android Version: 8.1.0
Firmware Requirements:
| Device | Firmware Version |
|---|---|
| UW-24 | ProDVX-UW24-R03V3.2-D0.2-20221009 |
| UW-28 | ProDVX-UW28-R03V3.2-D0.2-20221009 |
| UW-37 | ProDVX-UW37-R03-37-D0.2-20211210 |
Important:
By default, network settings are disabled on the device. Before installation, go to Android Settings and ensure Wi-Fi or Ethernet is enabled.
Resetting the Device (Recommended)
If the device was used before, perform a factory reset to clear storage and prevent software conflicts.
Step One
Open Android Settings.
Step Two
Navigate to System → Reset Options.
Step Three
Select Erase all data (Factory Reset).
Step Four
Click Reset Tablet and confirm by selecting Erase Everything.
Step Five
The device will restart automatically after the reset.
Installing PADS4 Viewer
Follow these steps to install PADS4 Viewer on your ProDVX UW-Series device.
Step 1: Download and Transfer PADS4 Viewer APK
Download Locations:
PADS4 Server Directory:
Official Download Link:
Download PADS4ProDVX APK
Transfer to USB Stick:
Step One
Copy the PADS4ProDVX.apk file to a USB stick.
Step Two
Insert the USB stick into the ProDVX UW-Series device.
Step 2: Install PADS4 Viewer APK
Step One
Open the APK Installer App on the device (Allow access to external storage if prompted).
Step Two
Select Install and browse the USB for PADS4ProDVX.apk.
Step Three
Click on the APK file to start installation.
Step Four
If prompted, enable Allow Install from Unknown Sources and then retry installation.
Step Five
Click Install, then Open when the installation is complete.
Configuring PADS4 Viewer
Step 1: Validate Date & Time Configuration
Incorrect date and time settings can cause certificate errors and connection issues.
Step One
Open PADS4ProDVX and go to System Settings.
Step Two
Navigate to Date & Time.
Step Three
Configure correct date & time, or enable Auto Sync Date & Time if supported.
Step Four
Return to the PADS4ProDVX Launcher.
Step 2: Connect to PADS4 Server
Format:
Example:
Step One
Open PADS4ProDVX and enter the PADS4 Server Address.
Step Two
(Optional) Enter a custom Viewer Name.
Step Three
Click Start to connect.
Step Four
If the Android System WebView is outdated, it will automatically update.
Step Five
Once updated, the PADS4 Viewer will restart. Press Start again.
Adjusting PADS4 Viewer Settings
You can configure additional settings in PADS4ProDVX.
Accessing the Options Screen
To access settings:
- Hold the left mouse button or touch the screen for 3 seconds.
- Click Launcher Settings to return to the PADS4ProDVX app.
Updating PADS4 Viewer
After installation, PADS4 Viewer will automatically update when the PADS4 Server is updated.
Accessing Android Menu When PADS4 Viewer is Running
If you access the Android menu while PADS4 is running, the device will reboot after 30 seconds.
To prevent this:
Stop the PADS4ProDVX app within 30 seconds before making changes.
Supported Features & Limitations
General Features
| Feature | Description |
|---|---|
| ✅ | Automatic PADS4 Software Updates |
| ✅ | Offline Mode (Plays scheduled content for 7 days) |
| ✅ | Supports HTTP & HTTPS Protocols |
Device Capabilities
| Feature | Description |
|---|---|
| ✅ | Portrait Mode (Automatically adjusts) |
| ✅ | Turn off Display (Backlight Off when No Presentation) |
| ✅ | Volume Level Control |
| ❌ | Wake-on-LAN Not Supported |
| ❌ | Remote Shutdown Not Supported |
Content Support
| Feature | Description |
|---|---|
| ✅ | JPG, PNG, BMP, GIF Image Support |
| ✅ | Video (Max 1 per page, Landscape Mode Only) |
| ❌ | Seamless Video Playback Not Supported |
| ❌ | Video Rotation Not Supported |
| ✅ | Scrolling Text, Tables, Formatted Text Supported |
| ✅ | PowerPoint (Requires PADS4 Server Installation) |
| ❌ | Flash Content, Interactive Data Sorting Not Supported |
Troubleshooting
Issue: Video transition effects not working
Reason: Device hardware limitations.
Issue: Device fails to connect to the network
Solution: Ensure Wi-Fi or Ethernet is enabled.
Issue: PADS4 Viewer restarts frequently
Solution: Check PADS4 Server connection and WebView updates.