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Nortel 920-551 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| System Overview and Architecture | 20% | - Network interfaces and connectivity - Hardware components and modules - GSM BTS 18000 system structure |
| Site Preparation and Installation | 25% | - Power supply and grounding installation - Site requirements and safety guidelines - Mechanical installation procedures - Antenna and feeder installation |
| Commissioning and Configuration | 25% | - Baseband and signaling configuration - Integration with BSC and core network - Radio frequency configuration - Local and remote access setup |
| Testing, Troubleshooting and Maintenance | 10% | - Fault diagnosis and troubleshooting - Preventive maintenance procedures - Functional and performance testing |
| Hardware Verification and Initialization | 20% | - Hardware status verification - Firmware loading and initialization - Power-on sequence and checks |
