RAD Data comm E1, T1 Chapter Operations, Front Panel Controls and Indicators, Name Type Function

Page 27

Chapter 3

Operations

This chapter provides the following information for the FOM-E1/T1 standalone modem:

FOM-E1/T1 front-panel indicators and controls

Operating procedures (turn-on, front-panel indications, performance monitoring and turn-off).

Installation procedures given in Chapter 2 must be completed and checked before attempting to operate FOM-E1/T1.

3.1 Front Panel Controls and Indicators

Figure 3-1shows the FOM-E1/T1 front panel. Table 3-1lists the FOM-E1/T1 controls and indicators.

 

TEST

 

ELECTRICAL

OPTICAL

 

 

NORM

REM

 

 

 

 

PWR

LOC

LOW

AIS

ERR

AIS

 

 

 

 

Figure 3-1. FOM-E1/T1 Front Panel

 

Table 3-1. FOM-E1/T1 Front Panel Controls and Indicators

 

 

 

Name

Type

Function

 

 

 

PWR

Green LED

ON – FOM-E1/T1 is powered up

 

 

 

LOC

Yellow LED

ON – A local loopback is active

 

 

 

REM

Yellow LED

ON – A remote loopback is active

 

 

 

TEST

Slide switch

LOC – Activates local analog loopback

 

 

REM – Activates remote digital loopback

 

 

NORM – Normal operation (no loopbacks are active)

 

 

 

ELECTRICAL LOW

Red LED

ON – E1/T1 electrical input is below G.703 level

 

 

 

ELECTRICAL AIS

Yellow LED

ON – E1/T1 electrical interface received "All 1s" string

 

 

 

OPTICAL ERR

Red LED

ON – Bit error rate of the signal received from at the optical

 

 

interface is 10-6or worse

OPTICAL AIS

Yellow LED

ON – Fiber optic interface received "All 1s" string

 

 

 

Front Panel Controls and Indicators

3-1

Image 27
Contents FOM-E1/T1 Page International Headquarters RAD Data Communications Inc FOM-E1/T1Limited Warranty Please observe the following precautions General Safety InstructionsGeneral Safety Practices Connection of AC MainsConnection of DC Mains Isdn Ports Safety StatusTNV-2 TNV-3Electromagnetic Compatibility EMC Canadian Emission Requirements Product Name SafetyDeclaration of Conformity Manufacturers Name Manufacturers AddressQuick Start Guide Installing FOM-E1/T1Configuring FOM-E1/T1 Jumper/Switch Function Possible Settings FactoryConnecting the Cables Operating FOM-E1/T1To connect cables Contents Appendix A. Interface Connector Specifications List of FiguresList of Tables Versions Power Supply OptionsChapter Introduction OverviewFiber Optic Interface FeaturesTest and Diagnostics Capabilities ApplicationFunctional Description Physical DescriptionSignal Conversion Data/Clock RecoveryData Transfer Technical Specifications Temperature Humidity Up to 90%, non-condensing 1A 250V and 50 mA50 C Chapter Installation and Setup Package ContentsSite Requirements and Prerequisites Installation and Setup To install FOM-E1/T1To configure FOM-E1/T1 FOM-E1/T1 PCB Layout When using 4-wire connection, set these switches to FloatingFloating Connecting the InterfacesConnecting the Fiber Optic Interface To connect the fiber optic cablesConnecting the E1/T1 Interface Connecting the PowerTo connect DC power Connecting AC PowerConnecting DC Power To connect AC powerName Type Function Front Panel Controls and IndicatorsFOM-E1/T1 Front Panel Controls and Indicators Chapter OperationsTurning Off Operating InstructionsTurning On Normal Operating InstructionsDB-15 Connector, Alarm Relay Pins Chapter Testing and DiagnosticsStatus Indicators and Alarm Relay Alarm RelayTo activate local loopback Diagnostic TestsLocal Analog Loopback LLB Remote Digital Loopback RLBOFF Troubleshooting InstructionsTroubleshooting Chart Symptom Probable Causes Corrective MeasuresDoes FOM-E1/T1 operate opposite FOM-40? Frequently Asked QuestionsASM-MN-214 Card Cage Chapter FOM-E1/T1/R Card VersionAC Supply Power SupplyDC Supply Power Supply RedundancyFOM-E1/T1/R Front Panel FOM-E1/T1/R Front PanelSetting Internal Jumpers and Switches Installing the FOM-E1/T1/R CardUnbalanced E1 Installing FOM-E1/T1/R into the ASM-MN-214 Card CageAlarm Relay Balanced E1/T1Table A-2. DB-15 Pin Assignment, Alarm Relay Pins Appendix a Interface Connector SpecificationsDB-15 Connector Table A-1. DB-15 Pin Assignment, E1/T1 PinsFOM-E1/T1/R Modem Card CBL-E1T1/RJ45 CableTable A-3 ASM-MN-214, DB-25 Pin Assignment Excellent Good Fair Poor Very Poor Customer Response FormPage Error Report Page Page International Headquarters

T1, E1 specifications

RAD Data Communication specializes in providing advanced networking solutions, particularly for E1 and T1 lines. These digital transmission systems are pivotal in telecommunications, allowing for efficient data transfer, voice communication, and multimedia services.

E1 and T1 lines are standardized digital circuits offering capacity for multiple channels. A T1 line, commonly used in North America, accommodates data transmission at a rate of 1.544 Mbps, while an E1 line, predominantly used in Europe and other parts of the world, supports a rate of 2.048 Mbps. Each line can carry multiple voice channels—up to 24 for T1 and 32 for E1—making them suitable for both voice and data services.

One of the main features of RAD's E1 and T1 solutions is their versatility. These lines can be utilized in various applications, including traditional telephony, private branch exchanges (PBXs), and modern Voice over IP (VoIP) networks. RAD's solutions enable users to seamlessly migrate from older systems to more integrated and efficient digital networks without sacrificing performance.

RAD Data Communication focuses on ensuring reliability and robustness in their E1 and T1 offerings. With built-in error detection mechanisms, such as cyclic redundancy check (CRC), these systems maintain high levels of data integrity. In addition, RAD’s devices often incorporate advanced features like Adaptive Rate Control, allowing for dynamic adjustments to accommodate varying network conditions.

Technology-wise, RAD integrates advanced protocols and features, such as Frame Relay and Multiprotocol Label Switching (MPLS), into their E1 and T1 equipment. This flexibility supports the transmission of diverse data types, ensuring users can transition smoothly between legacy systems and modern technologies.

Another characteristic that sets RAD's products apart is their management capabilities. Many devices come equipped with SNMP (Simple Network Management Protocol) support, enabling remote monitoring and management. This feature is essential for network administrators seeking to maintain optimal performance and quickly address potential issues.

Moreover, RAD's E1 and T1 solutions are designed for easy integration into existing network infrastructures. Their compact and modular design allows for straightforward installation and scalability, accommodating future growth and technology advancements without major overhauls.

In summary, RAD Data Communication’s E1 and T1 solutions are characterized by their reliability, versatility, and advanced management features. Designed to meet the evolving needs of communication networks, they ensure that users can take full advantage of both traditional and modern telecommunications technologies.