Press the PTT button to respond.

OR

If there is no voice activity for a predetermined period of time, the call ends.

7You hear a short tone. The display shows Call Ended.

You can also make a Private Call via Contacts (see Making a Private Call from Contacts on page 45) or perform a quick alphanumeric search for the required alias via a keypad entry (see Making a Call by Alias Search on page 46).

NOTE: If you release the PTT button while the radio is setting up the call, it exits without any indication and returns to the previous screen.

Your radio may be programmed to perform a radio presence check prior to setting up the Private Call. If the target radio is not available, you hear a short tone and see negative mini notice on the display.

The radio returns to the menu prior to initiating the radio presence check.

Making an All Call

This feature allows you to transmit to all users on the channel. Your radio must be programmed to allow you to use this feature.

Procedure:

1Select the channel with the active group alias or ID. See Selecting a Channel on page 23.

2Hold the radio vertically 1 to 2 inches (2.5 to 5.0 cm) from your mouth.

3Press the PTT button to make the call. The LED lights up solid green. The Group Call icon appears in the top right corner. The first text line shows All Call.

4Wait for the Talk Permit Tone to finish (if enabled) and speak clearly into the microphone.

OR

Wait for the PTT Sidetone to finish (if enabled) and speak clearly into the microphone.

Users on the channel cannot respond to an All Call.

Making a Selective Call

Just like a Private Call, while you can receive and/or respond to a Selective Call initiated by an authorized individual radio, your radio must be programmed for you to initiate a Selective Call.

Procedure:

1Select the channel with the active group alias or ID. See Selecting a Channel on page 23.

Making and Receiving Calls

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Motorola XPR 7550 manual Making an All Call, Making a Selective Call
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XPR 7550 specifications

The Motorola XPR 7550 is a highly regarded two-way radio that has become integral in various industries, including public safety, transportation, and security. Known for its robust build and advanced features, the XPR 7550 offers unparalleled communication capabilities in demanding environments.

One of the most prominent features of the XPR 7550 is its digital communication technology, which provides clear audio quality, even in noisy conditions. Utilizing the TDMA (Time-Division Multiple Access) technology, users can experience twice the call capacity of conventional analog radios. This efficient communication system allows for more users to connect on the same channel without compromising voice quality.

The radio also boasts a rugged design that adheres to military specifications (MIL-STD-810) for durability. It is IP68 rated, meaning it is dust-tight and can withstand submersion in water up to 2 meters for 4 hours, making it ideal for harsh working conditions. This level of durability ensures that the XPR 7550 operates in extreme temperatures and adverse weather, reliable for first responders and field workers.

Featuring a large color display, the XPR 7550 enhances user experience with an intuitive interface. Users can easily navigate through features and access information quickly. The radio also incorporates customizable buttons and programmable features, making it user-friendly and adaptable to various applications.

Another significant aspect of the XPR 7550 is its advanced safety features. An integrated emergency button allows users to alert dispatchers in crucial situations. The radio also supports location tracking, which is beneficial for monitoring personnel and ensuring their safety in the field.

Battery life is crucial for users who rely heavily on communication. The XPR 7550 offers an impressive battery performance that can last through long shifts, complemented by intelligent battery management features that provide alerts when the battery is low.

Moreover, the XPR 7550 supports Wi-Fi connectivity, enabling over-the-air programming and updates, allowing organizations to improve functionality without the need for physical device management. This feature ensures that the radio can adapt to evolving communication needs.

In conclusion, the Motorola XPR 7550 stands out in the two-way radio market due to its combination of durability, advanced digital technology, and user-friendly features. Its robust performance makes it an essential tool for anyone requiring dependable communication in challenging environments. Whether for emergency services or industrial applications, the XPR 7550 ensures users stay connected and safe.
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