Syma Toys F4 User Manual
Page 5

-4-
F4-01A
Head Cover(Red) Head Cover(Black) Tail decoration
(Red)
Tail decoration
(Black)
Main blades(Red)
Main blades(Black)
Tail blade
Main frame
F4-01B
F4-02A
F4-02B
F4-03A
F4-03B
F4-03C
F4-04
F4-05A
Balance bar
Connecting buckle
Tripod
Gear assembly
Main shaft
Wobbler
Protection parts
F4-05B
F4-06
F4-07
F4-09
F4-10A
F4-10B
If helicopter still turn excessively to forward or backward after
calibration trim adjustment, please rotate the steering engine
pull rod seconds to make sure the balance of swashplate.
Specific operation as follows:
If helicopter fly forward when hovering, please take down
steering engine pull rods than rotate them counter-clockwise
one or two circles. If helicopter fly backward, please rotate
them clockwise (Details as shown in figure).
The battery power of helicopter is lacking.
The indicator will be blinking when battery
power of remoter is lacking.
The indicator light in helicopter is keep
flashing.
To charge the helicopter.
To change the batteries of remoter.
Turn off the remoter than open it and
rematch signal again.
Weld antenna again.
To change the batteries of remoter.
Change a place where no 3G mobile
launch base station.
No welding antenna or the welding is bad.
The battery power of remoter is lacking.
Too close to the 3G mobile launch base
station.