Resetting To Factory Defaults; Displaying System Parameter Settings; Disabling An Alarm; Loopback Modes - ADC HiGain H2TU-C-231 Manual

Provisioning

Resetting to Factory Defaults

All user options for the H2TU-C-231 List 4E
the MODE and SEL pushbuttons. To set the user options to their default values:
1 Press the SEL pushbutton for 6 seconds until the following message appears:
DFLT NO
2 Press the SEL pushbutton while the DFLT NO message is displayed.
The message changes to DFLT YES indicating the factory default values are now in effect and the display
returns to the normal mode.
To terminate the DFLT mode without setting the factory default values, do one of the following:
• Press the MODE pushbutton to return to the normal display mode.
• Wait 30 seconds for the unit to return to the normal display mode.

Displaying System Parameter Settings

To scroll through the current settings of all system parameters, press the MODE pushbutton for 3 or more seconds.
The H2TU-C displays the following parameters:
•
Software version number
•
List number
•
Type of frame pattern received from the DSX-1
•
Line code of the signal received from the DSX-1
•
All user-configured parameter settings
•
Loop attenuation threshold setting
• Margin alarm threshold setting

Disabling an Alarm

System alarms can be disabled by pressing the SEL pushbutton on the H2TU-C-231 front panel. This executes an
ACO and returns the H2TU-C-231 to its non-alarm state. For more information, see
page 45.

Loopback Modes

See "Loopback Operation" on page 47
loopbacks.
U M
SING A AINTENANCE

Connecting to a Maintenance Terminal

The craft port on the front panel allows you to connect the H2TU-C-231 List 4E to a maintenance terminal (ASCII
terminal or PC running a terminal emulation program). Once connected to a maintenance terminal, you can access
the maintenance, provisioning, and performance screens.
10
(Table 6 on page
for instructions on using the MODE and SEL pushbuttons to activate
T
ERMINAL
September 28, 2001
18) can be set to the factory default values using
"Retiring System Alarms" on
LTPH-TP-1034-01, Issue 1
H2TU-C-231 List 4E