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PRIMUS
r
880
Digital
W
eather
Radar
System
A28-1146-102-00
In-Flight Troubleshooting
7-6
FC FAULT TYPELINE
MAINT
PILOT
MSG
FAULT NAMEFAULT DESCRIPTIONXREF
4828 FPGA Download
4906 IO FPGA REG
06 4847 STC Monitor STCDAC RADAR
FAIL
PULL
RTA
POWER ON
07 4830 HVPS Monitor HVPS MON RADAR
FAIL
PULL
RTA
CONTINUOUS
4816 DSP RAM
4817 DSP VideoRAM POWERON
4855 DSPWatchdog CONTINUOUS
10 4900 Mailbox Miscompare DSP RADAR
FAIL
PULL
RTA
4901 DSP Holda Asserted POWER ON
4902 DSP Holda not
Asserted
4825 FilamentMonitor
11 4827 SevereMagnetron MAGNETRON RADAR
FAIL
PULL
RTA
LATCHED
4829 PFN Trim Monitor HVPS MON CONTINUOUS
12 4831 Pulse Width PULSEWIDTH RADAR
UNCAL
PULL
RTA
CONTINUOUS
13 4832 Elevation Error EL POSITION TILT
UNCAL
CHK
RADOME
/RTA
CONTINUOUS
14 4833 Azimuth Error AZ POSITION AZIMUTH
UNCAL
CHK
RADOME
/RTA
CONTINUOUS
15 4836 Over Temp OVER-TEMP RADAR
CAUTION
PULL
RTA
CONTINUOUS
16 4837 Xmitter Power XMTR POWER RADAR
UNCAL
PULL
RTA
CONTINUOUS
4839 No SCI Control
20 4911 No ARINC 429 Control NO CNTL IN CHK
CNTL
SRC
CHK
CNTL
SRC
PROBE
4840 AGC Limiting PICTURE
UNCAL
CONTINUOUS
21 4927 AGC Rx DAC Monitor AGC
RADAR
FAIL
PULL
RTA POWER ON
4928 AGC Tx DAC Monitor
Text Faults
Table 7-2 (cont)