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LDG Z-100A Manual page 7

Antenna tuner for hf transceivers
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tuning cycle will begin. When tuning is complete, the transceiver will be restored to its
previous operating mode and power level.
The SWR LED and Tuning LED are used to indicate both operating modes, tuning status, and
error codes.
The following table lists the LED status codes and their meaning.
LED Indication
Tuning LED on.
Tuning LED goes out, SWR LED
comes on solid.
Tuning LED goes out, SWR LED
blinks 5 times.
Tuning LED goes out, no SWR LED.
Tuning LED blinks 4 times.
Tuning LED blinks 5 times.
Meaning
Tuner is tuning.
Tuner has completed a tuning
cycle; a good SWR match was found.
Tuning cycle is complete, tuning
match is between 1.5:1 and 3.0:1 SWR.
Tuning cycle is complete, tuning
match is greater than 3.0:1 SWR.
Tuning cycle failed, no RF was
detected.
Tuning cycle failed, RF was lost in
the middle of the tune.
6

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