Comtech EF Data DD240XR Rev Е - Manual (Page 39)

DD240XR High-Speed Digital Demodulator User Interfaces
MN-DD240XR – Rev. E 4-19
Fail indicates the EDI has not received an ARP reply to
its ARP requests and thus has not been able to resolve
the destination MAC address.
ETH LINK {Pass/Fail}
Fail indicates that the Ethernet Data Interface has not
been able to establish a valid physical connection on its
Ethernet data port.
COMMON (Menu):
+5V SUPPLY: {Pass/Fail}
The +5 V Supply is currently or has alarmed since last
clearing.
+12V SUPPLY: {Pass/Fail}
The +12 V Supply is currently or has alarmed since last
clearing.
-12V SUPPLY: {Pass/Fail}
-12 V Supply is currently or has alarmed since last
clearing. Only on units with a HSSI or ECL BAL/UNBAL
Terrestrial Interface installed.
+24V SUPPLY: {Pass/Fail}
The +24 V Supply is currently or has alarmed since last
clearing.
DEMOD HW FAULT: {Pass/Fail}
CLEAR LATCHED ALARMS: {False/True}
This screen is used to clear all latched alarms.
4.2.6 System Menu Options and Parameters
The System Screens are shown in Figure 4-10. These include:
DATE (MM/DD/YY):
Displays the current date.
TIME (HH:MM:SS):
Displays the current time.
FRONT PANEL (Menu):
BKLT LEVEL: {HIGH, MED, LOW, OFF}
Sets the backlight intensity level.
BKLT TIMEOUT: {0 – 99}
Allows the user to enter the amount of time in seconds
for the backlight to dim. Enter ‘0’ for no timeout.
KEY CLICK:
{ON, OFF}
Allows the user to choose between silent and audible
button depression.