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Press the SCROLL button
until PLNappears on
the screen.Press again to
access Stunt, Hold or
Throttle Curve.
Press the CHANNEL button
to select the desired point
display/stick position.
Press the INCREASE or
DECREASE button to
adjust the pitch curve value.
73
XP662 MANUAL Helicopter
CHAPTER 7: FUNCTIONS (FUNCTION MODE)
Helicopter
Accessing the Pitch Curve Function
PLN
PITCH CURVE
LOW STICK
NORMAL MODE
P2N
PITCH CURVE
HALF STICK
NORMAL MODE
PHN
PITCH CURVE
HIGH STICK
NORMAL MODE
PLS
PITCH CURVE
LOW STICK
STUNT MODE
P2S
PITCH CURVE
HALF STICK
STUNT MODE
PHS
PITCH CURVE
HIGH STICK STUNT
MODE
100%
50%
0%
L
2
THROTTLE/PITCH
STICK LOCATION
N
O
R
M
A
L
STUNT
HOLD
OUTPUT VALUE
H
PITCH CURVE VALUE (0-100%)
PLN
0
%
SWITCH POSITION
Flashing when switch position
and display are the same.
N: NORMAL
S: STUNT
H: HOLD
Only visible when hold
function is activated.
POINT DISPLAY/STICK POSITION
L: LOW 0%
2: CENTER 50%
H: HIGH 100%
The XP652 offers three separate pitch curves with
three adjustable reference points per curve. This
function allocates a separate pitch curve setting
during Normal, Stunt, and Throttle Hold modes to
maximize flight performance. Once the pitch curves
are established, each can be activated in flight using
the two-position flight mode switch and the throttle
hold switch.
Each of the three reference points of the pitch curve
are independently adjustable from 0–100%. These
three points correspond to the low, middle, and high
positions of the throttle stick (collective).
The graph below shows samples of pitch curves in
the Normal (N), Stunt (S) and Throttle Hold (H)
conditions. The factory preset values for all three
pitch curves are: Low 0%, Middle 50%, and High
100%.
1. Turn on the transmitter.
2. Press the SCROLL and INCREASE buttons
simultaneously to enter the Function mode.
3. Press the SCROLL button until “PLN” appears on
the screen. The letter to the far right indicates
the specific pitch curve section that you are in
(N, S or H). The letter in the center indicates the
reference point that you are in (L, 2 or H).
4. Press the CHANNEL button to select the reference
point of the pitch curve you want to change.
5. Press the INCREASE or DECREASE button to
change the value of the current reference point.
The range of each point is 0–100% in 1% intervals.
6. To set the pitch curve for the stunt (flight) mode,
press the MODE button once. Repeat Step 5 and
Step 6 to adjust.
7. To set the pitch curve for the throttle hold mode,
press the MODE button once. Repeat Step 5 and
Step 6 to adjust.
8. Press the MODE button to access the throttle
curve function.
Note: If throttle hold is not activated, the
Throttle Curve function will be accessed.
9. To exit, press the MODE and CHANNEL
buttons simultaneously.
PITCH CURVE
7.7
N
N
N
N
CHANNEL
SCROLL
INCREASE
DECREASE
ENTER