150-319-205-05, Issue 5
Maintenance
ELU-319 List 5E and List 6E
January 26, 2000
31
Initiating a Loopback
To send one of the available loopbacks, press the appropriate letter in the Loopback Menu. The following prompt
appears:
PLEASE WAIT................
A series of dots moves from left to right indicating that the command has been issued. When this process
completes, the system returns to the Maintenance Terminal Main Menu. The selected loopback four letter
designation now appears in the Loopback Mode field in the Maintenance Terminal Main Menu (see
Figure 15
in
which an NLOC loopback is in progress). The loopback continues to cycle in the system depending upon your
Loopback Timeout setting.
Figure 15.
NLOC Loopback Mode in the Maintenance Terminal Main Menu
Disabling Loopbacks
The Disable Loopbacks option allows you to disable (cancel) any of the loopbacks listed in the screen. To disable
loopbacks, press
in the Loopback Menu. The following prompt appears:
PLEASE WAIT................
A series of dots moves from left to right indicating that the command has been issued. When this process
completes, the system returns to the Maintenance Terminal Main Menu in which the Loopback Mode will display
as None.
The Loopback Menu screen is also available at the ERU connected to the ELU-319 List 5E and
List 6E, allowing all HiGain System loopbacks to be initiated from either end of the circuit.
HI-GAIN ELU-319 MAINTENANCE TERMINAL MAIN MENU (ver V5.1L-5E)
CIRCUIT ID#:
A. VIEW SPAN STATUS
B. SET CLOCK
C. SYSTEM SETTINGS
D. LOOPBACK MODE: NLOC
E. VIEW PERFORMANCE DATA
F. VIEW PERFORMANCE HISTORY
G. VIEW ALARM HISTORY
H. VIEW SYSTEM INVENTORY
A