Chapter 6 Service and Maintenance
Alarm
Message
Type
Signal Status
Set
Signal Status
Set
Signal Status
Set
Signal Status
Clear
Signal Status
Clear
288
Message
Cause/Remedy
RF Signal - No
Cause: Loss of
ASI/RF lock. Loss
Content
of Transport data.
Invalid frequency
parameters.
External to IRD.
Remedy: Check
tuning parameters
and ASI/RF
cables.
Signal is lost
Cause: Loss of
ASI/RF lock. Loss
of Transport data.
Invalid frequency
parameters.
External to IRD.
Remedy: Check
tuning parameters
and ASI/RF
cables.
Tuning
Cause: Loss of
Parameters
ASI/RF lock. Loss
of Transport data.
Invalid
Invalid frequency
parameters.
External to IRD.
Remedy: Check
tuning parameters
and ASI/RF
cables.
Signal is locked
–
Tuning
–
Parameters Valid
Description
Severity
RF Tuner
Minor
locked, but no
TS content.
Loss of signal.
Minor
One of the
Minor
tuning
parameters is
invalid.
Signal OK
Minor
Tuning
Minor
parameters are
valid
ID
1000
1000
1000
1000
1000