Thingmagic M5e-Compact Manual do Utilizador Página 228

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Analog Hardware Abstraction Layer Faults
228 Appendix C: Error Messages
FAULT_ANTENNA_NOT_CONNECTED – 503h
Cause
An attempt was made to transmit on an antenna which did not pass the antenna detection
when antenna detection was turned on.
Solution
Connect a detectable antenna (antenna must have some DC resistance).
FAULT_TEMPERATURE_EXCEED_LIMITS – 504h
Cause
The module has exceeded the maximum or minimum operating temperature and will not
allow an RF operation until it is back in range.
Solution
Take steps to resolve thermal issues with module:
Reduce duty cycle
Add heat sink
Use Low Power Mode
FAULT_HIGH_RETURN_LOSS – 505h
Cause
The module has detected a high return loss and has ended RF operation to avoid module
damage.
Solution
Take steps to resolve high return loss on receiver:
Make sure antenna VSWR is within module specifications
Make sure antennas are correctly attached before transmitting
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