MFJ-993B IntelliTuner Automatic Antenna Tuner Instruction Manual
 2005-2012 MFJ Enterprises, Inc.
7
MODE BUTTON FLOW CHART
SETUP MODESMAIN MODES
For 2 sec.
MODE
For 2 sec.
or
Idle for 8 sec.
MODE
TUNE C-UP
L-UPTUNE
C-DN L-DN
L-DNL-UP
C-UP C-DN
Press + to switch the capacitor between the input and output side.
Press + to toggle the SWR Beep on and off.
Press + to bypass the antenna tuner.
Press + to cycle the Auto Tune SWR among 0.5, 1.0 and 1.5 above the target SWR.
Press + to toggle the Target SWR between 1.5 and 2.0.
TUNE C-DN
Press + to cycle the Memory among banks A, B, C and D.
TUNE L-DN
Press + to cycle the Meter Range among 30 watts, 300 watts and auto range.
BUTTON ACTION
Press + to increase both capacitance and inductance.
C-UP L-UP
MODE
AUTO
ANT
C-UP
L-UP
C-DN
L-DN
TUNE
POWER
Press less than 0.5 second to bypass the tuner; press and hold for 0.5 to 2 seconds to start the
tuning process; press and hold for more than two seconds to toggle the StickyTune on and off.
Press in to select semi-automatic mode,
out to select automatic mode.
Press to decrease inductance.
Press to increase inductance.
Press to decrease capacitance.
Press to increase capacitance.
Press to switch main modes and setup modes.
Press in to select antenna 2, out to select antenna 1.
Press in to turn power on, out to turn power off.
Press or to turn on
or increase setting.
C-UP L-UP
C-DN L-DN
Press or to turn off
or decrease setting.
(while in the main modes)
Press + to overwrite tuner memory with the current tuner setting.+
TUNE L-DNC-DN
Press + to + toggle the power level between 300 and 150 watts.
TUNE C-UP L-UP
Digital
Wattmeter
Power
Bar Meter
SWR
Bar Meter
L-Network
MODE
14.100MHz 1.1
FWD=100 REF=0.5
14.100MHz 1.1
100
0.00uH 1,0
0pF 100
14.100MHz 1.1
100
MODE
MODE
+
MODE
C-UP
L-UP
+
OWER LEVEL
TARGET SWR
UTO TUNE SWR
METER RANGE
PEAK HOLD
MEMORY
INTELLITUNE
SWR BEEP
BEEP
REFRESH
OR STICKY TUNE
C LIMIT
Figure 3. Mode Button Flow Chart and Button Action.
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