7
To select or de-select a setting, or enter a screen. Press briefl y to access the SETTINGS
menu. Press and hold to access the MODEL SETUP menu.
The TTX850 has three types of menus.
The SYSTEM SETUP menu allows for setting basic operational functions for the radio itself.
Selecting and managing the model memories, confi guring the radio for the structure of the airplane,
helicopter, or quadcopters is done in the MODEL SETUP menu. Most functions apply for all model types.
Select functions are available for certain model types only.
Setting various radio functions to control the model is done in the SETTINGS menu. Some settings apply
for all model types, while certain functions are available for certain model types only.
Fundamental settings for the transmitter itself are located in this menu. With the power switch in the OFF
position, press and hold ENTER, turn the power switch ON and wait for the SYSTEM SETUP screen to
show. Move the cursor and press ENTER to select any setting. Press and to change settings. Press
ENTER to confi rm the setting.
USER NAME
Enter your name to identify the radio. The cursor will be under the fi rst character. Press ENTER to highlight
this character. Press and to fi nd the desired character, then ENTER to confi rm. The cursor will
automatically move to the next cursor. Repeat as necessary for up to 11 characters. Pressing CLEAR will
move the cursor back one space and erase the character in that space. Press ESC when fi nished.
STICK MODE
The TTX850 is factory set to Mode 2 confi guration,
but can be changed to Mode 1, 3, or 4 as explained
below. To change modes in the programming, move
the cursor to the STICK MODE line, highlight and
press ENTER, then press or to fi nd the
desired mode. Press ENTER to confi rm.
In addition to programming changes, stick mode changes require relocation of gimbal stick parts to achieve
the proper control. Go to www.tacticrc.com and click on the TTX850 link to fi nd directions for how to change
gimbal settings.
CONTRAST
Adjust the LCD’s contrast level for optimum viewing.
SPEAKER VOLUME
Adjust the loudness of the radio’s beeper as desired. This volume setting affects all tones that are emitted
from the radio including trim adjustments, alarms, programming changes, etc. Speaker volume for all alarms
is not adjustable.
MENUS
SYSTEM SETUP
1
2
3
4
Mode
aileron/rudder
throttle/rudder
aileron/elevator
throttle/aileron
Left Stick
throttle/elevator
aileron/elevator
throttle/rudder
elevator/rudder
Right Stick