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T1/T3 Testing & Trouble Analysis CATV
(for Broadband CATV Companies)
Course Description
This Hands-On 2-day course is designed to train Broadband (Cable TV) Technicians and their Supervisors in the fundamentals of installation and testing of T1 and T3 circuits. This course does not include the HFC facilities.
Students Will Learn
Target Audience
Field Installation Maintenance personnel, Head End (Central Office) technicians
and their supervisors. Anyone requiring the knowledge and the understanding of
T1 and T3 circuits.
Basic electrical concepts.
Course Outline

1. A brief overview of the DS1 (T1) signal

a. Framing Patterns (D4 SF, ESF & SLC)
b. Alarms (Red, Yellow & Blue)
c. Line Codes (AMI & B8ZS)
d. Levels at the DSX-1, CSUs & NIUs & Timing tests
e. Errors: BPV, Logic/Bit/CRC & Framing
f. Basic test set operation (Tx LBO, Timing, Rx settings)
g. In-Band & Out-of-Band loop codes (NIU, CSU & Intelligent Repeaters)
h. Purpose for ‘Stress Patterns’ (AMI & B8ZS)

2. A brief overview of the DS3 (T3) signal

a. Framing Patterns (M13, C-bit & Unframed)
b. Alarms: Red, Yellow, Blue & Idle,
c. Line Codes: AMI, B8ZS, B6ZS & B3ZS
d. Levels at the DSX-3 and cable lengths
e. Errors: BPV, Logical & Framing


3. Option Test Set (BERT) for Monitoring, Terminated Tests, Bridged tests & Drop/Inset testing.


Delivery Method
Instructor-Led with numerous Hands-On labs and exercises.
Equipment Requirements
(This apply's to our hands-on courses only)
BTS always provides equipment to have a very successful Hands-On course. BTS also encourages all attendees to bring their own equipment to the course. This will provide attendees the opportunity to incorporate their own gear into the labs and gain valuable training using their specific equipment.
Course Length
2 Days

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