Identifying

You will also hear the Channel Free Indication tone if your call is interrupted, for example when the radio receives an Emergency Call.

You can turn off the Channel Free Indication tone or the

PTT Sidetone by disabling all radio tones and alerts (see Turning the Radio Tones/Alerts On or Off on page 60).

Switching Between Conventional Analog and Digital Mode

Capacity Plus

Capacity Plus is a single-site trunking configuration of the	Identifying
MOTOTRBO radio system, which uses a pool of channels to
support hundreds of users and up to 254 Groups. This feature
allows your radio to efficiently utilize the available number of
programmed channels while in Repeater Mode.
You can only access channel(s) with Capacity Plus via the
Channel Rocker, while features supported in Capacity Plus can	Radio
be accessed via the menu and/or a programmable button press.
Icons of features not applicable to Capacity Plus will not be

Each channel in your radio can be configured as a conventional analog or conventional digital channel. Use the Channel Rocker to switch between an analog or a digital channel.

Channel Rocker

CH+

CH -

	available in the menu. You will hear a negative indicator tone if	Controls
	you access a feature not applicable to Capacity Plus via a
	programmable button press.
	Your radio also has features that are available in both
	conventional digital mode and Capacity Plus. However, the
	minor differences in the way each feature works does NOT
	minor differences in the way each feature works does NOT

When switching from digital to analog mode, certain features are unavailable. Icons for the digital features (such as Messages) reflect this change by appearing ‘grayed out’. Disabled features are hidden in the menu.

Your radio also has features available in both analog and digital mode. However, the minor differences in the way each feature works does NOT affect the performance of your radio.

NOTE: Your radio also switches between digital and analog modes during a dual mode scan (see Scan on page 26).

affect the performance of your radio.

Check with your dealer or system administrator for more

information on this system.

English

4550, 4580 specifications

Motorola has a longstanding history of producing innovative communication devices, and the Motorola 4580 and 4550 models serve as prime examples of their commitment to quality and high-performance technologies. While these models may not be the latest in a rapidly evolving technological landscape, they have managed to capture the attention of users seeking durable, reliable, and functional handheld devices.

The Motorola 4580 is renowned for its lightweight design and robust construction, making it suitable for various environments, including industrial and outdoor settings. One of its primary features is a long-lasting battery life, which ensures uninterrupted communication during critical times. Users can expect reliability with its efficient energy consumption, extending the time between charges significantly.

On the other hand, the Motorola 4550 boasts advanced communication capabilities. It supports both analog and digital modes, providing users with versatile options for connectivity. This dual-mode feature allows seamless transition between different communication standards, making it suitable for a wide range of uses from public safety to commercial applications.

Both models come equipped with a user-friendly interface, facilitating ease of operation for individuals of all skill levels. The keypad is designed for quick access to essential functions, which enhances the overall user experience. Additionally, the audio quality in both models is impressive, ensuring crystal-clear voice communication, even in challenging environments.

Another notable characteristic is their exceptional durability. These devices are built to withstand rough handling and adverse weather conditions, featuring IP ratings that indicate resistance to dust and moisture. This ruggedness adds to their appeal, especially for users in construction, emergency services, and other demanding industries.

Moreover, the Motorola 4580 and 4550 models incorporate advanced signaling technologies that enhance communication clarity over long distances. They also offer customizable features, allowing users to tailor the devices to their specific needs, such as programmable buttons and unique alert tones.

In conclusion, the Motorola 4580 and 4550 stand out for their combination of durability, versatility, and user-friendly features. With a focus on reliable communication in various settings, these models continue to meet user demands, solidifying Motorola's reputation as a trusted name in telecommunications. Whether for safety personnel, outdoor enthusiasts, or commercial users, these devices provide essential functionality that aligns with the needs of modern communication.

Motorola 4550, 4580 manual Identifying

Models: 4550 4580

Radio

Controls

4550, 4580 specifications