SPEKTRUM DX7 • HELICOPTER PROGRAMMING GUIDE SPEKTRUM DX7 • HELICOPTER PROGRAMMING GUIDE
Sub Trim
The Sub-Trim function allows you to electronically adjust the centering of each servo. Sub trim is individually
adjustable for all seven channels, with a range of + or - 125% (+ or – 30 degrees servo travel).
Caution: Do not use excessive sub-trim values as it is possible to overdrive the servo’s
maximum travel.
Sub-trim value (max ±125).
The channels available are
• THRO: Throttle
• AILE: Aileron
• ELEV: Elevator
• RUDD: Rudder
• GEAR: Retractable Landing Gear
• PIT.: Pitch
• AUX 2: Auxiliary 2
[SUB TRIM]
≥THRO AILE
0 0
0 0
ELEV RUDD
Press to adjust sub-trim positionPress to enter SUB TRIM
Press to enter
Function Mode
Press to select
desired channel
To Access the Sub-Trim Function
Press the DowN and SELECT keys simultaneously to access the Function Mode.
In Function Mode, use the UP or DowN key to select the SUB TRIM screen.
Press the SELECT key to access the desired channel.
Press the INCREASE or DECREASE key to adjust the sub-trim position for that selected channel.
Travel Adjust
The Travel Adjust function allows the precise endpoint adjustments of all seven channels in each direction
independently. The travel adjust range is from 0–150%.
Channels available for programming are
• THRO: Throttle
• AILE: Aileron
• ELEV: Elevator
• RUDD: Rudder
• GEAR: Retractable Landing Gear
• PIT.: Pitch
• AUX 2: Auxiliary 2
[TRAVEL ADJUST]
THRO
≥H 100%
L 100%
ELEV
D 100%
U 100%
AILE
L 100%
R 100%
RUDD
L 100%
R 100%
Press to adjust valueSelected channel
Press to enter
TRAVEL ADJUST
Press to enter
Function Mode
Press to return
value to default
Press to select
desired channel
To Access the Travel Adjust Function
Press the SELECT key to access the desired channel.
Move the selected channel’s stick or switch in the desired direction that you wish to adjust.
Press the INCREASE or DECREASE key to adjust the sub-trim position for that selected channel’s direction.
To Next Page
Loading...
