1. Introduction
The Identiv SCR3500A USB SmartFold Smart Card Reader is a compact and lightweight device designed for reading smart cards. It connects to your computer via a USB Type A interface, providing secure access for various applications requiring smart card authentication.
This manual provides instructions for the proper setup, operation, and maintenance of your SCR3500A smart card reader.

Figure 1: The Identiv SCR3500A SmartFold reader in its compact, folded state, highlighting its portability.
2. Package Contents
- Identiv SCR3500A USB SmartFold Smart Card Reader
- Quick Start Guide (if included)
3. Setup
3.1 Unfolding the Reader
The SCR3500A reader features a SmartFold design. Gently unfold the device to reveal the USB Type A connector. Ensure the reader is fully extended before connecting it to your computer.

Figure 2: The smart card reader unfolded, displaying its USB Type A connector ready for connection.
3.2 Connecting to Your Computer
- Locate an available USB Type A port on your computer.
- Insert the unfolded SCR3500A reader firmly into the USB port.
- The operating system (Windows, MacOS, Linux, Android) should automatically detect and install the necessary drivers. Allow a few moments for this process to complete.

Figure 3: The smart card reader connected to a laptop's USB port, ready for use.
4. Operating Instructions
4.1 Inserting a Smart Card
- With the reader connected to your computer, identify the smart card slot.
- Insert your smart card into the slot with the chip facing upwards and towards the reader, ensuring it slides in smoothly until it is fully seated.
- The reader is now ready to interact with your smart card-enabled application.

Figure 4: A smart card fully inserted into the reader, which is connected to a laptop.
4.2 Using with Software
Once the smart card is inserted, your application software (e.g., for digital signatures, secure login, or banking) will detect the card and prompt you for any necessary actions, such as entering a PIN.
Refer to your specific smart card application's documentation for detailed usage instructions.
5. Maintenance
5.1 Cleaning
- Ensure the reader is disconnected from the computer before cleaning.
- Use a soft, dry, lint-free cloth to wipe the exterior of the reader.
- Do not use liquid cleaners, aerosols, or harsh chemicals, as these can damage the device.
- Avoid inserting any objects into the smart card slot other than a smart card.
5.2 Storage
When not in use, you can fold the reader back into its compact form for easy storage and transport. Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.

Figure 5: The smart card reader in its folded state, demonstrating its compact size for storage.
6. Troubleshooting
6.1 Reader Not Detected
- Check USB Connection: Ensure the reader is fully and securely inserted into a functional USB port. Try a different USB port.
- Restart Computer: Sometimes a simple restart can resolve detection issues.
- Driver Installation: Verify that your operating system has successfully installed the drivers. On Windows, check Device Manager. On macOS, check System Information > USB.
- Operating System Compatibility: Confirm your operating system (Windows, MacOS, Linux, Android) is supported by the device.
6.2 Smart Card Not Reading
- Card Insertion: Ensure the smart card is inserted correctly with the chip facing up and fully seated in the slot.
- Card Condition: Inspect the smart card for any visible damage or dirt on the chip. Clean the chip gently with a soft, dry cloth if necessary.
- Application Software: Confirm that the smart card application software is running and configured correctly to use the reader.
- Try Another Card/Reader: If possible, test with a different smart card or try the reader on another computer to isolate the issue.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | IDENTIV |
| Model Name | SCR3500 |
| Connectivity Technology | USB Type A |
| Media Type | Smart Card |
| Special Feature | Compact, Lightweight, SmartFold Design |
| Operating System Support | Windows, MacOS, Linux, Android |
| Item Dimensions (L x W x H) | 1.89"L x 0.79"W x 0.47"H |
| Item Weight | 0.02 Pounds |
| Slot Count | 1 |
8. Warranty Information
Specific warranty details for the Identiv SCR3500A SmartFold Smart Card Reader are typically provided with the product packaging or can be found on the official Identiv website. Please refer to the documentation included with your purchase for the most accurate and up-to-date warranty terms and conditions. Generally, Identiv products come with a limited manufacturer's warranty covering defects in materials and workmanship.
9. Support
For technical assistance, driver downloads, or further information regarding your Identiv SCR3500A SmartFold Smart Card Reader, please visit the official Identiv support website or contact their customer service department. You can typically find contact information and support resources at www.identiv.com/support.