
MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner
Instruction Manual
2006-2015 MFJ Enterprises, Inc.
17
5.
Important:
Make sure the DC power to the radio has been turned off. The radio does not fuse the
DC power to the tuner, and damage to the radio can occur if the interface’s power connection
comes in contact with ground
.
6.
Connect the 8-pin mini DIN connector to the mating 8-pin mini DIN connector, marked as
TUNER, on the back of the radio.
7.
Push the [POWER] button on the tuner to the
in
position and then power on the radio.
3.
When tuning is completed, the radio will stop transmitting and you will be ready for operation on
this frequency.
Note the [TUNE] button on the tuner will not operate the MFJ-5114Y Yaesu radio interface.
Summary of Contents for Plug&Play Intellituner -939
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