Blade mCP X BL BNF BLH3980 Hoja De Datos

Helicopter will not 
initialize

Throttle at high position

Reset controls with throttle stick and throttle 
trim at center or lowest setting

Switches not in normal position

Set flight mode to OFF/0 and exit throttle 
hold.  

Pitch or throttle servo reversing im-
properly confi gured

Reset servo reversing
Refer to “Programming your Transmitter”

Helicopter will not 
spool up

Throttle hold on

Turn off HOLD with throttle low and trim 
centered or low. Refer to “Throttle Hold”

Low battery voltage

Completely recharge fl ight battery

Motor power decreases 
during flight

Receiver uses default soft Low 
Voltage Cutoff (LVC)

Recharge flight battery or replace battery 
that is no longer performing

Cannot turn off 
throttle hold

Stunt Mode switch still on

Set flight mode to OFF/ 0 and 
exit throttle hold.  

Throttle not at low position

Reset controls with throttle stick and throttle 
trim at center or lowest setting

Powers off when flying 
upside down (inverted)

Stunt Mode off

When flying, switch stunt mode to ON/1 
before flying inverted.

Poor tail authority 

Tail boom is cracked

Replace tail boom

The tail rotor blade is warped 
or bent. 

Twist rotor blade back into position 
or replace.

Climb out rate is greatly 
reduced

Main gear has slipped on the main 
shaft.

Push main gear back into position. 

LED on receiver fl ashes 
rapidly and aircraft will 
not bind to transmitter 
(during binding)

Transmitter is too near aircraft during 
binding process

Power off transmitter, move transmitter a 
larger distance from aircraft, disconnect and 
reconnect fl ight battery to aircraft and follow 
binding instructions

Bind switch or button was not held 
while transmitter was powered on

Power off transmitter and repeat bind pro-
cess

Aircraft or transmitter is too close to 
large metal object, wireless source or 
another transmitter

Move aircraft and transmitter to another 
location and attempt binding again

LED on receiver fl ashes 
rapidly and aircraft will 
not respond to transmit-
ter (after binding)

Less than a 5-second wait between 
fi rst powering on transmitter and con-
necting fl ight battery to aircraft

Leaving transmitter on, disconnect and re-
connect fl ight battery to aircraft

Aircraft is bound to a different model 
memory (ModelMatch

TM

 radios only)

Select correct model memory on transmitter 
and disconnect and reconnect fl ight battery 
to aircraft

Flight battery/transmitter battery 
charge is too low

Replace/recharge batteries

Transmitter may have been bound to 
a different model (or with a different 
DSM Protocol)

Select the right transmitter or bind to the 
new one

Aircraft or transmitter is too close to 
large metal object, wireless source or 
another transmitter

Move aircraft and transmitter to another 
location and attempt connecting again

Helicopter vibrates or 
shakes in fl ight

Damaged rotor blades, spindle or blade 
grips

Check main rotor blades and blade grips for 
cracks or chips. Replace damaged parts. 
Replace bent spindle.