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(C) Rear view with the cover
(D) Rear view without the cover
Remove the protective cover, the connection terminal occurs.
MAIN INPUT: mA, mB, mC, mN;
BYPASS INPUT: bA, bB, bC, bN;
OUTPUT: oA, oB, oC, oN;
Ground: PE;
Note: For the factory default configuration, mA and bA, mB and bB, mC and bC are short-
connected by the copper sheet B1.