TM 43-6625-916-12
OPERATIONAL PROBLEMS
TROUBLESHOOTING SECTION TS011
SYMPTOM
Consistent "Fault=No Replies" messages or low percent reply.
Consistent power, frequency, or reply delay errors.
Consistent "Fault=Angle" messages.
MALFUNCTION
Displayed messages of "Fault=No Replies" and "Fault=Angle" can be caused by improper operation
of the Test Set.
CORRECTIVE ACTION
Operator should change position to reduce reflections from large surfaces such as rotor
blades, hangar walls/doors, vehicles, and work carts.
MALFUNCTION
Defective RF Board (PN: 60-6870-30).
CORRECTIVE ACTION
Refer to the next higher level of maintenance.
MALFUNCTION
Defective DSP Board (PN: 20-6870-00).
CORRECTIVE ACTION
Refer to the next higher level of maintenance.
MALFUNCTION
Defective Antenna Assembly (PN: 20-6870-A3).
CORRECTIVE ACTION
Refer to the next higher level of maintenance.
END OF WORK PACKAGE
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