ADTRAN TSU 600 - Manual (Page 116)

Chapter 4. Example Operations
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TSU 600 User Manual 61200.076L2-1
The results of this check are shown under submenu
item 4)PATTERN RESULTS (see Figure 4-19).
*
Figure 4-19
Test Pattern Results Display
The Test Pattern Results are explained in the following
discussion :
ES The number of seconds with at least 1
bit error.
BES The number of seconds with more than
1 bit error and less than 320.
SES The number of seconds with more than
320 bit errors.
* The pattern sync has been lost.
No (Yes) Current pattern sync status. Indicates if
pattern sync is (Yes), or is not (No),
valid.
Pressing the 2 key results in injecting errors.
Clear the results with the Clear key (shift 9).
If not in pattern sync, the TSU does not accumulate errored
seconds.
When through viewing the results, Cancel returns the
unit to submenu item 3)TEST PATTERN. Select None
to terminate the test and the QRSS pattern generation.
The far end will still be in loopback until the network
REMOTE LOOPBK is set to None under submenu
item 2)REMOTE LOOPBK.