Model LRA2900A RAS Getting Started Guide

1 • Introduction

 

 

Hardware overview

The Model LRA2900A RAS is a fully integrated remote access server for central site concentration of analog and digital modem calls. The RAS (see figure 2) comprises a 1U-high 17-inch wide chassis that contains a motherboard and two dual-redundant power supplies. A full set of LEDs are present on the chassis front panel, while connections for WAN, LAN, and control ports are present on the rear of the chassis. Two IEC-320 receptacles provide for AC power input. Optional DC power supplies with 32 to 72 VDC are available.

Figure 2. Model LRA2900A RAS features

WAN

The RAS includes four WAN ports, each of which is software-selectable for T1, E1 or PRI operation. These WAN ports are provided via balanced RJ-48C interfaces. They also include:

Built-in T1/E1 CSU/DSU

T1 1.544 Mbps with: D4 or ESF framing, AMI or B8ZS, FCC part 68 compliant

E1 2.048 Mbps with: Double frame or CRC4 framing, AMI/HDB3, CTR-4, and CTR-12 compliant

LAN

The 10/100-Mbps Ethernet LAN port is presented on an RJ-45 connector with an auto-sensing/full-duplex 10Base-T or 100Base-T interface. It also includes:

100Base-TX half-/full-duplex operation (100 + 100)

10Base-T half-/full-duplex operation (10 + 10)

Auto detection and fallback

10/100 Mbps link and status indicators

Hardware overview

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Black Box LRA2900A manual Hardware overview, Wan

LRA2900A specifications

The Black Box LRA2900A is a state-of-the-art device in the realm of media and technology, designed for effective and efficient signal management across various applications. This versatile system excels in providing robust and reliable solutions for a myriad of industries including broadcasting, education, and live event production.

One of the standout features of the LRA2900A is its advanced video and audio processing capabilities. The device supports a range of video formats, ensuring compatibility with both standard and high-definition content. With the ability to manage multiple input and output signals, users can effortlessly switch between sources, which makes it an ideal choice for live production environments where quick changes are necessary.

The LRA2900A incorporates cutting-edge technologies that enhance its performance. One significant technology is its integrated digital signal processing (DSP), which provides high-quality audio and video output. The DSP technology ensures that signals are cleanly transmitted with minimal latency, thereby preserving the integrity of the content being delivered. This is particularly crucial in live settings where timing is everything.

Another defining characteristic of the LRA2900A is its user-friendly interface. Designed with accessibility in mind, it features an intuitive control panel that simplifies operation. Users can easily navigate through functions, make adjustments, and set up configurations without requiring extensive technical knowledge. Moreover, the device supports remote management, allowing operators to control and monitor the system from a distance, which is a valuable feature for studios and large venues.

The build quality of the Black Box LRA2900A is also worth mentioning. Constructed with durable materials and a compact design, this device is suited for the rigors of both permanent installations and mobile applications. Its portability makes it a popular choice among professionals who need a reliable solution that can adapt to various environments.

In conclusion, the Black Box LRA2900A is an exemplary choice for those seeking advanced signal management solutions. With its superior audio and video processing capabilities, user-friendly interface, and robust build, it meets the needs of professionals across different sectors. As technology continues to evolve, devices like the LRA2900A are essential for ensuring seamless and high-quality media experiences.