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Nortel 920-551 Exam Syllabus Topics:

SectionObjectives
Topic 1: Installation Procedures- Site preparation
  • 1. Environmental and grounding considerations
    • 2. Rack and cabinet installation requirements
      - Hardware installation
      • 1. Cabling and connector setup
        • 2. BTS module installation steps
          Topic 2: Power and Transmission Systems- Transmission configuration
          • 1. Backhaul connectivity setup
            • 2. E1/Transmission link configuration
              - Power system setup
              • 1. Backup power integration
                • 2. DC power distribution
                  Topic 3: GSM BTS 18000 System Overview- GSM network fundamentals
                  • 1. Radio access network principles
                    • 2. GSM channel structure basics
                      - Architecture of GSM BTS 18000
                      • 1. BTS subsystems and interfaces
                        • 2. Base station components overview
                          Topic 4: Commissioning and Configuration- Radio configuration
                          • 1. Frequency planning basics
                            • 2. TRX configuration and activation
                              - Software loading and initialization
                              • 1. Initial system boot and checks
                                • 2. BTS software installation process
                                  Topic 5: Operations, Maintenance, and Troubleshooting- Alarm management
                                  • 1. Alarm clearing procedures
                                    • 2. Fault detection and interpretation
                                      - Maintenance procedures
                                      • 1. Preventive maintenance tasks
                                        • 2. Hardware replacement guidelines

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