Sspa Over Temperature Fault - Comtech EF Data XPA-200 Installation And Operation Manual

XPA200-7984-I-OPT1, X-Band SSPA
! +5 VDC:
6.3.1.2 DC Power Supply Modules (continued)
! -5 VDC:
6.3.1.3 Temperature Fault
!

SSPA OVER TEMPERATURE FAULT:

6.3.1.4 Monitor and Control Board
Loss of LCD or LED Displays:
!
XPA200-7984-I-OPT1, Rev.2
A fault ("FT") indicates a voltage level exceeding
+/- 10% of the power supply voltage.
output of the +12 VDC Power Supply Module, check
for other module faults, and check all
connections.
the SSPA and return it to COMTECH for repair.
A fault ("FT") indicates a voltage level exceeding
+/- 10% of the power supply voltage.
output of the -12 VDC Power Supply Module, check
for other module faults, and check all
connections.
the SSPA and return it to COMTECH for repair.
A fault ("FT") indicates that the SSPA is
over temperature.
is supplied to the unit, and that the airflow path
is not obstructed.
instructions, Sect. 2).
ambient air is within the 0 - 50 degree C
operating limits.
after following these procedures, turn the prime
power switch off and return the SSPA to COMTECH
for repair.
Check the 5V LED indicator on the Monitor and
Control Board.
illuminated, check the SSPA prime power and
DC power supply connections to make sure they are
Maintenance and Troubleshooting Maintenance and Troubleshooting
If the fault still exists, remove
If the fault still exists, remove
Make sure adequate ventilation
(See installation
Also, make sure the
If the unit still shows a fault
If the 5V LED indicator is not
Check the
Check the
6-4