TTC T-BERD 107A, Справочное руководство

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SECTION 3
3-51
INSTRUMENT
DESCRIPTION
MSEC — Monitored Seconds is a count of
seconds in which valid performance informa-
tion is recorded.
STAT — Status Register is an eight-bit register
with the following bits: Bit 1 - Loopback Re-
quest, Bit 2 - Data Incomplete Indicator, Bit
3 - Loss of Signal Indicator, Bit 5 - Loss of
Power, Bit 6 - Alarm Indication Signal (AIS),
Bit 7 - Yellow Alarm, and Bit 8 - Out-of-Frame.
PIR — Performance Indication Ratio is a per-
centage providing a “quick glance” indication
of the performance of the span. The closer the
number is to one-hundred, the better the perfor-
mance.
3.15 ENHANCED ESF OPTION
— PRINTER CONTROL
PRINT Switch
When in SMARTNIU mode, press the
PRINT
switch
RESULTS position to generate a SMART NIU re-
sults printout. The printout lists the statistics retrieved
from the NIU/Performance Monitor at the end of a
standard results printout. A complete SMART NIU
results printout will list recorded results for the cur-
rent hour (CURRENT HOUR), each of the previous
23 hours (HISTORY HOUR 01 through HISTORY
HOUR 23), the current day (CURRENT DAY), and
the previous week (HISTORY DAY 01 through
HISTORY DAY 07) in the format that follows.