http://www.flyingtech.co.uk/sites/default/files/product_files/KK2.1.5.pdf follow this......
First Solder all connectors properly(SOLDER them to esc wires[3] and motor wires[3])
Solder esc wires(2 wires) to Power Distribution Board.
BE CAREFUL WHEN CONNECTING ESC Wires......BE CAREFULL ABOUT +VE and -VE
Connect one esc to kk board(BE care full about orientation of signal wire, ie +ve -ve and signal wire)
And connect Power distribution board with lipo.
This will power on kk2.1.5
Then select quadcopter layout on Board(X or +, X is preffered)...
set kk2.1.5 board's orientation properly......The screen should be at front/north side while the buttons should be at south side........
Set the layout of motors CAREFULLY..... BE SPECIFIC ABOUT M1, M2, M3 and M4......
ORIENTATION OF KK BOARD
M1 M2
\ /
\ /
\ /
[ === ]
[ === ]
[ . . . . ]
/ \
/ \
/ \
M4 M3
BE CAREFUL WHEN CONNECTING ESC Wires......BE CAREFULL ABOUT +VE,-VE And Esc Signal Wires.
(NOW U HAVE TO Connect motors to ESC)
(TO REVERSE THE MOTION OF MOTOR change any two wires..)
MOTOR LAYOUT>>>>PROPELLER TYPE(cw or ccw) AND Number/Size of propeller should be facing upwards(INSTALL PROPELLERS LATER BUT BE CAREFUL ABOUT PROPELLER ORIENTATION)....
M1 Motor should turn Clock wise (And so does the the PROPELLER SHOULD BE CW)
M2.....Counter Clock Wise same with Propeller
M3 Motor should turn Clock wise (And so does the the PROPELLER SHOULD BE CW)
M3.....Counter Clock Wise same with Propeller
The number on propeller should be facing upwards when u install them.......on motors.......
Then connect reciever to KK2.1.5 Board...