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Standard 30 MF
110-700
Operator and Service Manual
Edition: 18
4-7
4361.DOC010302 AUG18.DOCX
Alert short
message
Cause
Alert
Priority
Alert
Category
Remedy
Alert long
message
System fault
One or more
estimated
absolute inertial
sensor alert
correction
values of the
HMU have
exceeded
threshold values
Warning
B
Make sure that
Standard 30 MF
receives dependable
latitude and speed
aiding data.
Restart
Standard 30 MF by
power cycling.
If alert appears again
call Raytheon
Anschütz service.
CHMU: Sensor
failure
System
impairment
SPU needs
latitude input for
compass
accuracy
preservation
Caution
B
Input correct current
latitude.
CSPU: Latitude
input requested
System
impairment
SPU needs
speed input for
compass
accuracy
preservation
Caution
B
Input correct current
speed.
CSPU: Speed
input requested
System
impairment
CSPU receives
inconsistent
latitude values
Warning
(becomes
an alarm
if not
acknowle
dged)
B
Ensure proper operation
of latitude source used.
CSPU: Latitude
input dubious
System
impairment
CSPU receives
inconsistent
speed values
Warning
(becomes
an alarm
if not
acknowle
dged)
B
Ensure proper operation
of speed source used.
CSPU: Speed
input dubious