ADTRAN TSU 120 Bedienungsanleitung Seite 98

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Chapter 7. Test Menu
7-6 TSU 120 User Manual 61202129L1-1
QRSS always runs at 64K/DS0.
Example
1. Select
QRSS ALL DS0S
by using the
Arrow Keys
.
2. Press
Enter
to record the selection. The TSU 120 starts to gen-
erate a QRSS test pattern and inserts the pattern into all
DS0s.
3. To end the test, select
NONE
.
PATTERN RESULT
Displays the results of the test currently active. Leaving and
returning to this menu item does not interrupt the test.
Pressing
2
injects errors into the test pattern. These errors are
detected by the device performing the pattern check.
QRSS
ALL
DS
0
S
Generates a QRSS test pattern and
inserts the pattern into all DS0s
QRSS
TST
DS
0
S
Inserts a QRSS pattern in those DS0s
mapped as TST in the currently active
map (A or B)
NONE
Terminates pattern generation
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.
SYNC
Indicates if pattern sync is (yes) or is not (no) valid.
An asterisk (*) indicates if pattern sync has been lost
since the start of testing.
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