PRIMUS
r
880
Digital
W
eather
Radar
System
A28-1146-102-00 In-FlightTroubleshooting
7-5
Fault Code and TextFault Relationships

Table7-2lists the relationship between:

DFault codes (FC)

DPilot/Maintenance Messages

DFault Name/type/description/cross reference (XREF).

FC XREF FAULTDESCRIPTION FAULTNAME PILOT
MSG LINE
MAINT FAULTTYPE
4808 StartupCode CRC
4809 IOPCode CRC
01 4810 DSPCode CRC FLASH CRC RADAR
FAIL PULL
RTAPOWERON
4904 ConfigTable CRC
4905 FPGAFirmware CRC
4846 2VADC Reference CONTINUOUS
4903 IOPReady IOP RADAR
FAIL PULL
RTA
02 4908 Int ARINC 429
Loopback POWERON
4910 SpuriousARINC
Interrupt IOP RADAR
FAIL PULL
RTACONTINUOUS
4913 ARINC429 In Coupling IOP RADAR
FAIL PULL
RTAPOWERON
4806 EEPROMTimer CRC FLASH CRC POWER ON
03 4811 EEPROM POC RADAR
FAIL PULL
RTAPOWERON
4842 StabTrim CRC EEPROM REDO
STAB
TRIM
REDO
STAB
TRIM POWERON
4912 CalibrationCRC IOP RADAR
FAIL PULL
RTA
4812 IOPMailbox
04 4818 DSPMailbox MAILBOX RAM RADAR
FAIL PULL
RTAPOWERON
4813 TimingFPGA RAM
4814 TimingFPGA REG
05 4815 IO FPGA RAM FPGA RADAR
FAIL PULL
RTAPOWERON
TextFaults

Table7-2(cont)