4. Cabling
JCY-1800/1850 VDR/S-VDR Installation Guide
64
DOC No. 7ZPJD0387C
4.2.4. Recording Control Unit NDV-1800/1850 – Waterproof Microphone Unit NVT-162
The connection table is the same as that of the Microphone Unit NVT-161 except the cable specification.
Make sure that the unit number of the Waterproof Microphone Unit coincides with the terminal number
of the RCU.
The length of each cable should be 30m or less.
Cable Specification 2-pair x twisted pair x 0.75mm
2
, shielded and waterproof
4.2.5. Recording Control Unit NDV-1800/1850 – VHF Radio telephone equipment
Connect a cable to an audio signal output of a VHF radiotelephone.
Connect the cable to the detachable 3P of the RCU.
RCU
Connector Pin#
VHF set
Term #
Comments
CQD-2041
J910 [VHF-1]/
J911 [VHF-2]/
J912 [VHF-3]
1 [+] VHF audio output (HOT line)
2 [-] VHF audio output (COLD line)
3 [Shield] Shield
Cable Specification 1-pair x twisted pair x 0.75mm
2
, shielded
* Signal Specification for VHF radiotelephone connected to the RCU
Output impedance: 600-ohm balanced
Output signal level: 0 dBm
In case the signals of the VHF radiotelephone are unbalanced, do not short circuit between the [C]
terminal and the [SHIELD] terminals.
4.2.6. Recording Control Unit NDV-1800/1850 – RADAR video
Connect the coaxial cable to a video signal output of the RADAR equipment.
In case the video output connector is HD (3WAY), it needs to be transformed into BNC connector. Use
the attached BNC plug when connecting the Video cable to the RCU.
Connection table: Video input CH1
RCU
Connector #
RADAR set
Connection #
Signal Name
RGB
Connector panel
J101 [R]
R Red signal
J102 [G]
G Green signal
J103 [B]
B Blue signal
J104 [H]
Hs Horizontal sync pulse
J105 [V]
Vs Vertical sync pulse
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