Operating instructions

DMD50 Universal Satellite Modem User Interfaces
TM118 – Rev. 1.1 4-27
+5V SUPPLY {Pass/Fail, Unmasked/Masked}
Displays the measured voltage of the +5 Volt power bus
located inside the modem.
+12V SUPPLY {Pass/Fail, Unmasked/Masked}
Displays the measured voltage of the +12 Volt power
bus located inside the modem.
+20V SUPPLY {Pass/Fail, Unmasked/Masked}
Displays the measured voltage of the +20 Volt power
bus located inside the modem.
-12V SUPPLY {Pass/Fail, Unmasked/Masked}
Displays the measured voltage of the -20 Volt power bus
located inside the modem.
EXT CLOCK ACT {Pass/Fail, Unmasked/Masked}
Indicates the External Clock activity.
EXT REF ACT {Pass/Fail, Unmasked/Masked}
Indicates the External Reference activity.
EXT REF LOCK {Pass/Fail, Unmasked/Masked}
Indicates the External Reference PLL is locked
detection.
Refer to Section 4.3.7, “CURRENT ALARMS (menu)” for an explanation of
the Latched Alarms Menu Options and Parameters.
LATCHED ALARMS {Pass/Fail}
The following alarms are latched in order to catch
intermittent failures:
TX MAJOR (menu)
FPGA CFG
DSP CFG
SCT CLOCK PLL
SYM CLOCK PLL
LB SYNTH PLL