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Installation Manual
P/N 600-00175-000 Rev 04
MFD Feature Setup and Checkout
- 39 -
5.6.3 Lightning Sensor Noise Mode
When operating the Lightning sensor (WX-500 only) in Noise Monitor mode, the Lightning button on
the Map page will display “Noise” as the current Lightning state.
➥
Do not press the button in this state, or it may suppress lightning display unnecessarily.
See the operating guide for the Lightning Sensor for more information.
If no lightning strikes are shown at all during noise testing, press the button until it says Display Off,
then press once more to return to the proper Noise mode display.
Lightning Sensor is Not Communicating
Communication between the Lightning sensor to the MFD has been
lost.
■
Ensure that the wiring between the MFD and the Lightning
sensor is correct.
■
Check the port configuration for the Lightning sensor.
■
The Lightning sensor may have an error.
Lightning Ahead
The Lightning Ahead option has been checked on the Lightning
Setup page. Displays when a Lightning Ahead condition exists.
Lightning Heading Source Failed
Heading data is no longer available from the WX-500. Strike data
may still be valid. Will only appear if the WX-500 is used as the
heading source.
Lightning Heading Source OK
Heading data has been restored.
Stuck mic-PLEASE CHECK
Check your COM transmitters for indication of a stuck mike.
Lightning Antenna Location Changed
There may be an inconsistency between the antenna location
jumper setting and the software configuration. This message should
only appear during installation.
Lightning Position Source Failed
(TWX670
only)
The position reporting source (GPS or FMS) connected to the
TWX670 has encountered a fatal fault.
Lightning Position Source OK
(TWX670 only)
The position reporting source (GPS or FMS) connected to the
TWX670 has returned to normal operation.
Noise Present
(TWX670 only)
The TWX670 has detected excessive noise in the system.
Accuracy and efficiency of the lightning sensor may be
negatively affected.
Stuck MK
(TWX670 only)
Microphone PTT switch is stuck open. Lightning strikes will
not be displayed until the problem is fixed.
No Position Data
(TWX670 only)
The position reporting source (GPS or FMS) connected to the
TWX670 is not sending position data.
Table 16: Lightning Sensor Messages (Continued)
Message
Meaning
Summary of Contents for FlightMax EX500
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