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Mar 28, 2024
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TEL 223 - Telecom Transport Lab Credits: 3 Lecture Hours: 0 Lab Hours: 6 Practicum Hours: 0 Work Experience: 0 Course Type: Voc/Tech Provides hands-on training on a private branch exchange system, user data modification for a digital central office switch, digital key systems, and associated equipment. Experience includes wiring, soldering, call routing, fault isolation and modular splicing. Prerequisite: TEL 210 , TEL 213 . Corequisite: TEL 220 Competencies
- Use technical references
- Locate specified information in key system documentation
- Locate specified information in switch documentation
- Perform assigned switch tasks using system documentation
- Perform assigned test set tasks using technical manual
- Splice outside plant cable
- Complete a 50 pair in-line splice using approved plant connectors
- Complete a 50 pair fold-back splice using approved plant connectors
- Describe quality and methods of procedure for completing copper splicing
- Perform work operations on electronic key systems using system documentation
- Install electronic key systems
- Program electronic key systems
- Test electronic key systems
- Demonstrate how to operate electronic key systems
- Perform operations on electronic documentation systems
- Demonstrate use of electronic documentation software
- Demonstrate functionality of software in relation to switching platform
- Use software to find procedures for equipment maintenance
- Perform basic level trouble location on telecommunications circuits
- Measure metallic resistance and resistance to ground on cable pairs
- Measure T & R voltage and loop current on cable pairs
- Identify opens, shorts, ground, on subscribers line circuits
- Identify split cable pairs on a subscriber’s line circuit
- Perform basic level switch work operations using system documentation
- Identify the basic physical call path; MDF-PE-NTWK-PE-MDF
- Test lines using overlay TLT
- Add a trunk to a digital trunk group
- Test PEPK and PSHF equipment using overlays PED
- Test network shelf equipment using overlays NED, DED, and SED
- Test control shelf equipment using overlay CED
- Demonstrate digital test set use
- Test a T1 or higher circuit
- Perform circuit loop back tests
- Perform circuit testing with the aid of software
- Operate and maintain an approved telecom test set
- Describe and demonstrate proper use of test set
- Demonstrate functionality of test set
- Perform work operations with test set
- Demonstrate fiber cable operations
- Splice fiber cable with mechanical tools
- Splice fiber cable with fusion splicing tools
- Demonstrate proper safety and use of fiber optic test sets
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