Setting Up the D135 for the Finix Checkout iOS App

The Pax D135 is a card reader that works with the Finix Checkout iOS app to accept in-person payments. Buyers can pay by tapping, swiping, or dipping their card using the device's:

• Contactless card reader
• Magnetic stripe reader
• IC/smart card (chip) reader

To order a D135, contact your Finix point of contact.

For an in-depth overview of the D135's features and hardware, refer to the Pax D135 Quick Setup Guide.

Prerequisites

Before pairing the D135 with your iPhone:

• Charge the device: Connect the charging cable to the D135. The charging indicator flashes slowly while charging. When you unplug the cable and the indicator is solid green, the device is fully charged.
• Turn on the device: Press and hold the button on the side of the D135 until it beeps and powers on.
• Enable Bluetooth on your iOS device: The Finix Checkout iOS app connects to the D135 over Bluetooth. USB is not supported.

Add the D135

1. Open the Finix Checkout app and tap ... (More) in the navigation bar.

2. Tap Manage Devices.

3. Tap the + icon in the top-right corner.

   • The Add a Device screen displays.

4. Follow the on-screen instructions to make sure the device is on, then tap Next.

   • A Searching for Nearby Devices screen displays listing nearby Bluetooth devices.

5. Tap the device that matches the serial number (S/N) shown on your D135 or its packaging.

6. On the Add a Device screen, optionally update the device name and add a description, then tap Add Device.

   • A Registering Device message appears, followed by an Activating Device message.

7. When prompted with a Bluetooth pairing request on your iPhone, tap Pair.

   • A Connecting to Device message displays, followed by a Setting up your device screen.
   • You only need to complete this setup once.

8. When the device beeps, setup is complete and you are returned to the Manage Devices screen.

Connect the D135

After adding the D135, you need to connect it before taking payments.

1. From the Manage Devices screen, tap the device that matches your D135's S/N.

   • The Device Details screen displays.

2. Tap Connect.

   • A Setting up your device screen displays with a progress bar.

3. When complete, you are returned to the Manage Devices screen. The device displays a Connected status when the connection is successful.

You are now ready to process payments using the D135.

Managing the D135

Tap a device from the Manage Devices screen to open its Device Details page. From there, you can:

The Device Details page also shows the device name, type (PAX D135), serial number, connection status, creation date, and description.

Next Steps