Overview
This guide is intended to assist users in diagnosing and resolving issues with RAM® Push-to-Talk (PTT) accessories when used with compatible tablets, handhelds, and PTT software applications.
Follow the steps in each section to determine whether the issue originates from the RAM® accessory, the connected device, or the PTT software.
Connectivity & Detection
SYMPTOMS
• PTT button unresponsive
• Device not recognizing accessory
TROUBLESHOOTING STEPS
1. Ensure that the correct version of the RM (remote mic) / RSM (remote speaker mic) is applicable for the service and application being used (i.e. AT&T FirstNet, Verizon ePTT+, Zello, ESChat, MS Teams, TASSTA, etc).
Please check the RAM® PTT Builder to ensure the proper version is being used.
2. Confirm the RAM® PTT accessory is securely connected to the device or dock.
3. Check for debris or damage in the USB-C connector or port.
4. If using a RAM® dock, ensure the dock connection is fully seated and powered.
5. Test the PTT accessory on another device (if available) to verify functionality.
6. If applicable, confirm that the tablet recognizes the accessory under Settings » Connected Devices » USB.
7. Connect the RAM® PTT accessory directly to the device to test functionality without the dock.
Application Configuration
SYMPTOMS
• Talk button does nothing
• No “floor obtained“ tone
• Audio does not transmit or receive
TROUBLESHOOTING STEPS
1. Ensure that the correct version of the RM (remote mic) / RSM (remote speaker mic) is applicable for the service and application being used (i.e. AT&T FirstNet, Verizon ePTT+, Zello, ESChat, MS Teams, TASSTA, etc).
Please check the RAM® PTT Builder to ensure the proper version is being used.
2. Open the PTT application and verify the selected audio device is the RAM® PTT accessory.
3. Ensure microphone and speaker permissions are enabled in the app and OS.
4. Confirm that the correct profile or channel is active.
5. Restart the app after connecting the PTT accessory (some apps require initial detection).
6. Verify that the correct version of the PTT application is installed.
NOTE
When pressing the talk button, most applications will emit a “floor obtained” tone. Audio should only be transmitted only after hearing this tone.
Continue for Issues with Audio Output & Input
Audio Output Issues
Scenario: People can hear me, but I cannot hear them.
TROUBLESHOOTING STEPS
1. Confirm the RAM® PTT accessory model — some versions do not include internal speakers.
a.
If the accessory lacks an internal speaker, use an external speaker or choose a model that includes one.
2. In the PTT application’s audio settings, ensure the output device is set to the correct PTT accessory.
3. Test with a known-working PTT application to isolate whether the issue is app-specific.
4. Verify that volume is not muted or set to zero on the device or in the app.
Audio Input Issues
Scenario: I can hear others, but they cannot hear me.
TROUBLESHOOTING STEPS
1. Ensure the PTT accessory is properly connected to the dock or tablet.
2. In the app settings, confirm the correct input device is selected.
3. Verify that microphone permissions are granted in the OS.
4. Check that no other device (e.g., Bluetooth headset) is claiming the microphone input.
5. Make sure the latest PTT software and device firmware are installed.
6. If issue persists, test the accessory on another device to rule out hardware malfunction.
Contact Support
If the issue persists after following this guide, collect the following before contacting RAM® Support:
• PTT accessory part number(s) (e.g., RPR-RSM-A04)
• Tablet/handheld make and model
• PTT software name and version
• Description of issue and reproduction steps