GOODRICH Stormscope Series II Installation Manual page 55

ERROR
ERROR 18. Processor Fault.
ERROR 19. Processor Fault.
ERROR 20. Configuration Changed.
ERROR 21. Processor Fault.
ERROR 22. Invalid XYZ Input.
ERROR 23. Invalid Heading Ref.
4-10
Rev. C
WX-950
Installation Manual
Table 4-1. Error Messages (Continued)
PROBABLE CAUSE
Antenna in noisy location or faulty
antenna.
Main Processor or Antenna in noisy
location.
Antenna location (top/bottom,
determined by processor wiring)
changed since system was last
powered up.
This may occur the first time the
system is powered on in a new
installation or after the configuration
wiring is changed.
Main processor
The system is configured for
synchro heading but the XYZ
synchro signals are not present or
are out of specification. Possible
processor fault.
The system is configured for
synchro heading but the heading
reference (400 Hz) is not present or
out of specification. Possible
processor fault.
CORRECTIVE ACTION
Weather mapping is inhibited.
a. Press any key to continue.
b. Check antenna wiring for opens
and shorts.
c. Check for presence of noise using
built-in Noise Monitor or a WX-SM
skinmapper.
d. Fault will clear automatically if
interference subsides.
e. Contact Customer Service.
Weather mapping is inhibited.
a. Press any key to continue.
b. Check for presence of noise using
built-in Noise Monitor or a WX-SM
skinmapper.
c. If airborne near Annapolis, may be
ground transmitter.
d. Fault will clear automatically if
interference subsides.
e. Contact Customer Service.
Select Antenna Location
a. Press button, TOP or BOTTOM,
that corresponds to Stormscope
system antenna location.
b. If jumper does not agree with user
selection, "Configuration Fault"
and "Continued operation is not
possible" are displayed.
c. Check jumper selection in mating
connector assembly (refer to
paragraph 2.8, table 2-6).
d. Contact Customer Service
Continued operation is not possible.
Contact Customer Service.
Heading stabilization is not available.
a. Press any key to continue.
b. Check wiring between heading
system and WX-950 processor.
c. Check configuration wiring to make
sure system is set up for proper
heading type (stepper or synchro).
d. If heading signals become valid,
the system will recover
automatically.
e. Contact Customer Service.
Heading stabilization is not available.
a. Press any key to continue.
b. Check wiring between heading
system and WX-950 processor.
c. Check configuration wiring to make
sure system is set up for proper
heading type (stepper or synchro).
d. If the reference signal become
valid, the system will recover
automatically.
e. Contact Customer Service.