Excalibur ISX 5312, Operation Manual

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Excalibur ISX 5312/5314 T-1 Multiplexer Installation and Operation
5-24
8. Press the button beneath
Avail
. The screen displays the percentage of time the
DS1a line has been up for the current 15-minute interval and for the last 24
hours. This information is reported to the T7 or SNMP manager together with
the error statistics (described in the "Local and Telco Registers" section) for the
current 15-minute interval and the past 24 hours in ninety-six 15-minute
intervals. It is displayed on the CMS console as Unavailable Seconds (
UAS
).
1 2 3 4
E scape Top
L I S X 5 3 1 4 D S 1 a S t a t u s
< C o n n L i n e A v a i l L e v e l >
L
D S U D S 1 a A v a i l a b i l i t y
1 5 m i n - 9 9 . 9 % 2 4 h r - 9 9 . 9 %
< >
Press the Escape button to return to the DS1a Status submenu.
9. Press the button beneath
Level
. The screen displays the current transmit and
receive levels of the DS1a line.
Note: This display only indicates the signal range. It is not an absolute value.
1 2 3 4
E scape Top
L I S X 5 3 1 4 D S 1 a S t a t u s
< C o n n L i n e A v a i l L e v e l >
L
D S U D S 1 a L e v e l S t a t u s
T x = - 1 5 d b R x = - 1 5 d b
< >
The display shows the status of the following:
•
Tx
- indicates the actual transmit level. Possible displays are
0
,
-7.5
,
-15
,
and
-22.5 db
.
•
Rx
- indicates the receive level signal range. Possible displays are 0db for a
signal range between 0 and -7.5 dB,
-7.5db
for a signal range between
-7.5 and -15 dB,
-15db
for a signal range between -15 dB and -22.5 dB,
- 22.5db
for a signal range of -22.5 dB and below, and
LOS
for loss of
signal.