DJI P330CB-H3-2D - Manual (Page 2)

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3 、Disassemble the original center board inside the PHANTOM
（1）Cut off the cable ties to release the USB cable fixing to the center board.（A1）
（2）Disconnect the connections with the MC.(B1-B2)
（3）Desolder the ESC cables(C1-C4) connected to the center board.
（4）Remove the screws(D1-D4)to disassemble the original center board.
A1 A1
B1 B1
B2 B2
C3 C3
C2 C2
C1 C1
C4 C4
D3 D3
D2 D2 D1 D1
D4 D4
Fig.2 Disassemble items
To M4 port on MC
To LED port on MC
To M1 port on MC
To M3 port on MC
To GPS port on
P330CB-H3-2D
To X2 port on MC
To M2 port on MC
Fig.3 Original center board is disassembled