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Chapter 3. Operation
5 4
ES
number of errored seconds (one or more
errors per second)
SES
number of severely errored seconds (more
than 320 errors per second)
UAS:
number of unavailable seconds (10 or
more consecutive seconds)
If insufficient time has passed to collect data or the
network format is configured as D4, NA is displayed.
Continue with standard operating procedures to exit
the display.
When this menu is active, performance data can be
cleared by pressing Clear (shift + 9) on the keypad.
Only the user copy of the performance data is cleared.
Since only the user's copy of performance data is cleared by
the TSU 120, the data displayed here might be different
from the data sent to the network as PRM data.
TSU 120 User Manual
61200.129L1-1
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