1. Introduction
This manual provides comprehensive instructions for the proper use, setup, operation, and maintenance of your Motorola XPR 5550e two-way radio. Designed for professional communication, the XPR 5550e offers robust features and reliable performance. Please read this manual thoroughly before operating the device to ensure safe and efficient use.
2. Safety Information
Always observe the following safety precautions to reduce the risk of fire, electric shock, injury, or damage to the radio:
- Do not operate the radio in explosive atmospheres (e.g., flammable gases, dust particles, metallic powders).
- Use only Motorola-approved accessories.
- Do not disassemble or modify the radio. Servicing should only be performed by qualified technicians.
- Keep the radio away from extreme temperatures and direct sunlight.
- Ensure proper ventilation when operating the radio for extended periods.
3. Product Overview
The Motorola XPR 5550e is a robust mobile two-way radio designed for clear and reliable communication. It features a clear display, programmable buttons, and a durable microphone.

Figure 3.1: Front view of the Motorola XPR 5550e radio unit with the microphone connected. The display shows "Ch 1 City Parks" and options like "Crits", "Zone", "Scan", and "Emrg".
3.1 Main Components
- Radio Unit: The main body of the device, housing the display, controls, and internal components.
- Microphone: Handheld unit with a push-to-talk (PTT) button for transmitting voice. Connects to the front of the radio unit.
- Display Screen: Shows channel information, menu options, and status indicators.
- Control Knob: Used for power on/off and volume adjustment.
- Navigation Buttons: Up/Down arrows and OK button for menu navigation.
- Programmable Buttons (P1-P4): User-assignable buttons for quick access to frequently used functions.
4. Setup
4.1 Connecting the Microphone
- Locate the microphone port on the front panel of the XPR 5550e radio unit.
- Align the microphone connector with the port and gently push until it clicks into place.
- To disconnect, press the release tab (if present) and pull the connector straight out.
4.2 Powering On/Off
- To Power On: Rotate the control knob clockwise until you hear a click and the display illuminates.
- To Power Off: Rotate the control knob counter-clockwise until you hear a click and the display turns off.
4.3 Antenna Connection
Ensure a suitable UHF antenna (403-470 MHz) is securely connected to the antenna port on the rear of the radio unit. A properly connected antenna is crucial for optimal performance and to prevent damage to the radio.
5. Operating the Radio
5.1 Adjusting Volume
Rotate the control knob clockwise to increase volume and counter-clockwise to decrease volume.
5.2 Selecting a Channel
The XPR 5550e supports up to 1000 channels. Use the navigation buttons (Up/Down arrows) to scroll through available channels displayed on the screen. Press the OK button to confirm your selection.
5.3 Transmitting and Receiving
- To Transmit: Press and hold the Push-To-Talk (PTT) button on the microphone. Speak clearly into the microphone. Release the PTT button when finished speaking.
- To Receive: Ensure the radio is powered on and tuned to an active channel. Audio will be heard through the radio's speaker.
5.4 Advanced Features
The radio's display indicates several advanced features accessible via programmable buttons or menu navigation:
- Zone: Allows selection of different channel groups.
- Scan: Activates channel scanning to monitor multiple channels for activity.
- Emrg (Emergency): Activates emergency signaling (requires prior programming).
- Bluetooth & Wi-Fi: The XPR 5550e supports Bluetooth and Wi-Fi connectivity for enhanced features and data transfer. Refer to the advanced programming guide for detailed setup.
6. Maintenance
6.1 Cleaning the Radio
Use a soft, damp cloth to clean the exterior of the radio. Do not use harsh chemicals or abrasive cleaners. Ensure all ports are dry before use.
6.2 General Care
- Avoid dropping the radio or subjecting it to severe impacts.
- Protect the radio from excessive moisture, although it is water resistant, it is not fully submersible.
- Store the radio in a cool, dry place when not in use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Radio does not power on. | No power supply; loose power cable. | Check power connections; ensure vehicle ignition is on (if mobile installation). |
| Cannot transmit or receive. | Incorrect channel; antenna not connected; out of range. | Verify channel selection; check antenna connection; move closer to other radios. |
| Poor audio quality. | Low volume; microphone obstruction; interference. | Adjust volume; ensure microphone is clear; move away from sources of interference. |
If the problem persists, contact Motorola Solutions customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | XPR 5550e |
| Frequency Range | 403-470 MHz (UHF) |
| Power Output | 25-40W |
| Number of Channels | 1000 |
| Connectivity | Bluetooth, Wi-Fi |
| Water Resistance Level | Water Resistant |
| Item Weight | 6.59 pounds (approx. 2.99 kg) |
| Package Dimensions | 12.2 x 9.69 x 3.74 inches (approx. 30.99 x 24.61 x 9.50 cm) |
9. Warranty and Support
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official Motorola Solutions website. You can also contact their customer service for assistance with product registration, troubleshooting, and service inquiries.
Motorola Solutions Official Website: www.motorolasolutions.com





