Chapter 3 - Using the Front Panel
CALLBACK SECURITY. Use the ◊ and Enter buttons to turn callback security on or off. Same as the #DB0 and #DB1 commands. For more information about call- back security, see Chapter 6, “Callback Security.”
PASSWORD SETUP. Use to enter callback security passwords in memory locations 1–30. Each password must be six to ten characters in length. To scroll through a list of digits and charac- ters, press the 〈⇓ and buttons. To go to the next position, press the ◊ button. To back up or to exit without saving, press the ◊ button several times. To save the password, press the Enter button. Same as the #CBP= command.
CALLBACK NUMBER. Use to enter callback security phone numbers in memory locations 1–30. Each number can be up to 30 characters long. Same as the #CBN= command. Note: Only 16 characters can be displayed at a time. To see characters 17–30, press the button. To go to the previous screen, press the ⇓ button. To go to the next screen, press the ◊ button.
S-REGISTER OPTIONS. Use the ◊, , and Enter buttons to display the current S-register values and enter new values. Same as the Sr? and Sr=n commands.
VIEW S-REGISTER SETTINGS. Use the ◊, , 〈⇓, and Enter buttons to select the number of the S-register whose value you want displayed. To scroll through a list of digits, press the 〈⇓ and buttons. To go to the next position, press the ◊ button. To back up or to exit without saving, press the ◊ button several times. To display the value, press the Enter button. Same as the Sr? command.
SET S-REGISTER.Use the ◊, , 〈⇓, and Enter buttons to select the number of the S-register whose value you want to change, and the value you want to enter. To scroll through a list of digits, press the 〈⇓ and buttons. To go to the next posi- tion, press the ◊ button. To back up or to exit without saving, press the ◊ button several times. Same as the Sr=n com- mand.
MONITOR OPTIONS. Use the ◊, , and Enter buttons to display line quality and the line signal-to-noise ratio.
LINE QUALITY. Use the ◊ and Enter buttons to display line signal quality as a three-digit number. The higher order byte of the EQM value is displayed. Based on the EQM value, retrain or fallback/fall forward may be initiated if enabled by %E1 or %E2. Same as the %Q command.
SIGNAL TO NOISE RATIO. Use the ◊ and Enter buttons to display the line signal-to-noise ratio in dB.
