150-402-102-01, Revision 01
Using the Maintenance Terminal
HRU-402 List 2
July 27, 1998
29
Table 8.
System Settings Fields and Descriptions
Field Description
Time
Time of day when System Settings were checked.
Date
Date when System Settings were checked.
Equalization
Indicates settings for equalizer of either EX1, 0 (DSX-1 for 0-133 ft),
133 (DSX-1 for 133-266 ft), 266 (DSX-1 for 266-399 ft),
399 (DSX-1 399-533 ft), 533 DSX-1 for 533-655 ft).
SmartJack
LPBK
Indicates settings of either
ENA
or
DIS
for SmartJack loopback: where
signal from DS1 is looped back at the HRU to the DSX-1.
Special LBPK
Indicates the special loopback settings of either: Generic loopback
(GNLB), where the HiGain system responds to the generic in-band
loopback codes, or A1LB and A2LB, A3LB, A4LB, or A5LB.
Power
Indicates whether power feed to the HRU-402 from the HLU is either OFF,
AUTO, HIGH, or LOW.
ZBTSI
Indicates whether ZBTS is either
On
or
Off
. An
On
setting tells the system
that the ESF frame is operating in its Zero Byte Time Slot Interface
(ZBTSI) mode. An
Off
setting tells the system that the ESF frame is
operating in its normal non-ZBTSI mode.
BER Alarm
Thresh (BERT)
Indicates whether the Bit Error Rate threshold is set to either 10
-7
, 10
-6
,
or none.
Loopback
Timeout
Indicates one of four settings: None (DIS automatic time-out cancellation
of all loopbacks) or a choice of either 20, 60, or 120, which sets
automatic cancellation (timeout) of all loopbacks to either 20, 60 or 120
minutes after initiation.
Alarm
Indicates whether alarms are enabled or DIS.
DS1 Line Code Indicates one of three settings: Auto, B8ZS, or AMI.
Framing
Indicates whether framing is either Auto or UNFR (unframed).
AIS on HDSL
LOSW
Indicates the settings for alarm indication signals on HDSL LOSW on the
HDSL loops.
AIS on
SMJK/NREM
Indicates settings of either ENA or DIS for alarm indication signals for the
SmartJack Network Remote Loopback (NREM).
