Technical data

Chapter 18 495
T1 Analyzer
Making T1 Measurements
T1 Analyzer
6 Setup auto configuration.
a. [Auto Config]
b. [Start Primary Auto
Config]
Enables the Auto Configuration buttons and
causes the test set to analyze the incoming T1
signal and align the setup choices to the
properties of that signal.
7 [Back] Shifts focus back to the main mode selection
buttons.
8 [Setup] Select this to display a list of setup choices that
pertain to this test mode.
9 Setup the Rx input.
a. [Rx Input]
b. [Terminate]
This assumes the test set is connected into a
jack that interrupts the T1 circuit.
10 Setup the line code.
a. [Line Code]
b. [B8ZS]
This assumes the circuit is designed for B8ZS
(Bipolar 8 Zero Substitution). A T-carrier line
code in which bipolar violations are
deliberately inserted if user data contains a
string of 8 or more consecutive zeros.
11 Setup the framing.
a. [Framing]
b. [ESF]
This assumes that the circuit has been designed
for ESF. Extended Superframe Format utilizes
the framing bit capacity for additional
purposes. The number of frames per
multiframe is expanded to 24 frames.
12 Setup the pattern.
a. [Pattern]
b. Use up and down
buttons to select.
c. [QRSS]
d. [Select]
Step Notes