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Issue 2 - 05/00
T1 ERROR RATIO screen
The T1 ERROR RATIO screen displays the elapsed time
and counters, Errored Seconds and percentage error
calculation for BPV, CRC and FE type errors. To clear all
error counters, press F3—CLR.
Injecting errors into the test stream
•
Move the cursor to highlight ERROR TYPE and use
the LEFT and RIGHT arrows to switch between the
different types of error you can insert. You can
choose between BIT, BPV, CRC-6, LOS, FRM 1 bit,
FRM 2/6, FRM 2/5 and FRM 2/4.
•
To inject a single occurrence of the selected error,
press F4—ERR.
•
To inject the selected error automatically, press F5—
AUT. Errors are inserted at the rate selected using
the ERROR INSERT setting in the main T1 TEST
menu. To switch off automatic error injection, press
F5—OFF.
To stop the test
•
Highlight STOP TEST and press SELECT. To return
to the T1 TEST menu, press F6—EXIT.
Making Calls and Testing
6 - 17
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