Hitachi HV-D30 - Manual (Page 60)

LENS connector (D4-151N-100) DC IN connector (R03-R3M2)
Pin No. Signal designation Pin No. Signal designation
1
 +12V
A
 GND
2
 NC B  +12V input
3
 Control
C
 NC
4
 GND
Plug: E4-191J-100
Plug: R03-P3F
1
2 3
4
A
C
B
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