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17
PROBLEM
POSSIBLE CAUSES
SOLUTION
Quadcopter is
unresponsive
• No power to remote
or quadcopter
• Poor contact between
power plugs
• Check remote
batteries.
• Check quadcopter
battery, be sure it is
fully charged.
• Be sure the remote
has an unobstructed
line of sight to the
quadcopter.
• Be sure to remain
within the remote’s 30
ft. range.
Quadcopter
flies erratically
• Gyroscopes may
be misaligned
• Perform Pre-Flight
Calibration again
(see pg. 10).
Quadcopter drifts
while in flight
• Trim not set
• Adjust trim settings
(see pg. 11).
Quadcopter suffers
from mechanical
difficulty or
vibrates excessively
• Damage to styrofoam
body, rotors, or other
major components
• Check to make sure
the quadcopter has
not taken significant
damage.
• Replacement parts
may be needed
(see pg. 21).
Receiver LED flashes,
but quadcopter no
longer responds to
throttle inputs
• Low battery power
• Recharge the battery.
If you are experiencing problems using or flying the quadcopter, consult this table.
Troubleshooting
Summary of Contents for DR775
Page 20: ...20 Parts Parts Diagram ...
