Black Box LRA2900A manual Hardware overview, Wan

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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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Contents Remote Access Server RAS Radio and TV Interference FCC Compliance Trademarks Used In This Manual Page Contents Operation and shutdown Contacting Black Box for assistance Contents Model LRA2900A RAS Getting Started Guide Audience StructureTypographical conventions used in this document PrecautionsGeneral conventions Mouse conventions About this guide Model LRA2900A RAS Getting Started Guide Chapter contents IntroductionModel LRA2900A Remote Access Server overview Model LRA2900A RASHardware overview WANSignaling Power systemTemperature ModemsManagement services Physical dimensionsSecurity LED display Model LRA2900A front panel LEDsApprovals Software overview Software overviewHardware installation Introduction RAS chassis installationUnpacking the Model LRA2900A RAS Cable installation Installing the power cablesConnecting the Ethernet ports Grounding the Model LRA2900AConnecting the EIA-561 RS-232 configuration port DTRCompleting the hardware installation Connecting to the T1/E1/PRI WAN portsConfiguring the RAS for operation Configuration prerequisites Preparing the RAS for configurationConfigure the COM port settings as shown in figure COM properties Login window Opening the RAS Web Administration Pages Configuring the RAS with a Web browserHome Home page overview Home page window panesImmediate Actions buttons Configuring simple authentication No ValidationAuthentication Configuration window Static UserConfiguring dial-in user information Static User Identification windowClick on Modify. The Modify Dial-In window appears see figure Configuring the default gateway Modify Dial-In window, Domain Name Server sectionConfiguring line settings and signaling for E1 T1/E1 Link Activity windowConfiguring the line settings Setting the line signaling for an E1/PRI Isdn lineSetting the line signaling for an E1/R2 line MFR Version 2 Modify windowChannel assignment WAN Circuit Channel Assignment windowSetting the line signaling for an ISDN/PRI line Configuring line settings and signaling for T1Setting the line signaling for a robbed-bit T1 line Saving your configuration Import/Export main window Completing the installation Completing the installation Completing the installation Operation and shutdown Activating the RAS De-activating the RASTroubleshooting and maintenance Problem Corrective Action Fault analysis LEDEthernet Periodic maintenance MaintenanceCalibration Replacing the RASMaintenance Removing the defective RAS Verifying the hardware installation Installing the replacement RASImporting a saved configuration Configure the COM port settings as shown in figure Press Return to display the login window see figure VT-100 Top Level Management window Completing the installation Park Drive Lawrence, PA 15055-1018 724-746-5500 Fax

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.