1. Specifications   
JCY-1800/1850  VDR/S-VDR Installation Guide 
 
6 
DOC No. 7ZPJD0387C 
 
2) Options configuration of the equipment 
No.  Name of Optional Component  Type Name  Function 
1 Microphone Unit  NVT-161 
 
y  To use an “Exposed” type, remove the flange of “Built in 
the ceiling” one. 
y  Maximum nine sets of microphones can be installed, 
inclusive of standard configuration. 
2  Waterproof Microphone Unit  NVT-162 
y Records the conversation in the wing and outputs into the 
Recording Control Unit. 
y Maximum nine sets of microphones can be installed, 
inclusive of standard configuration and NVT-161 type. 
3 
NSK interface board  CHM-378 
y Optional interface board for heading in synchro or step 
signal and ship’s speed by pulse. 
y Installed in the NDV-1800. 
4 
Digital Signal Converter   
(64CH) 
NCT-72 
y Outputs IEC61162-1 data converted from 64 dry contacts. 
y Outputs IEC61162-1 data converted from 8 analog signals 
by adding the optional CEF-60. 
5 
Digital Signal Converter   
(16CH) 
NCT-63 
y Outputs IEC61162-1 data converted from 16 dry contacts.
y Outputs IEC61162-1 data converted from 8 analog signals 
by adding the optional CEF-60. 
6  Analog signal Converting   
Board 
CEF-60 
y Converts eight analog signals to IEC61162-1 data. 
y Installed in the NCT-72/63 
7  Radar Interface Unit  NWP-46 
y Required when connecting the radar of UXGA display. 
Accessories 
8 
Spare Parts for the DSC  7ZXJD0092 
y Spares for the NCT-72/63 
y Fuse 
9 
Spare Parts for the RIF  7ZXJD0093 
y Spares for the NWP-46 
y Fan, Fuse 
 
 
 
1.5. JCY-1850 Configuration 
 
1) Standard configuration of the equipment 
No.  Name of Component  Type Name  Qty  Function 
1  Protective Capsule Unit  NDH-317  1 
y Records data on the recording medium in the 
recovery Protective Capsule. 
y At the time of sinking, the underwater acoustic 
beacon operates to detect the position of the 
Protective Capsule Unit. 
2 Connection Box  NQE-3163  1 
y Connects the Protective Capsule Unit and the 
Recording Control Unit with a power supply 
cable and a LAN cable. 
3  Recording Control Unit  NDV-1850  1 
y  Outputs the recorded data to the Protective 
Capsule Unit and the CF CARD. 
y  Inputs radar images, audio data and 
IEC61162-1/-2 data. 
y  Monitors and controls the conditions of the 
system. 
y  Frame Grabber Board (FGB) for recording 
Radar images is an option, FGB is not a 
standard component. 
3-1  Data Processor Unit  NDL-46  1 
y Main control processing part with a built-in 
backup CF CARD. 
3-2  Audio Junction Board  CQD-2041  1 
y Audio I/F to relay the MIC and VHF signals. 
3-3 Power Supply Unit  NBL-327  1 
y Power supply equipped with a secondary battery 
and a charging circuit. 
3-4 NSK interface board  CHM-378  1 
y Interface board for heading in synchro or step 
signal and ship’s speed by pulse. 
4  Operation Panel Unit  NCG-169  1 
y Displays the status of S-VDR.   
  ALARM BUZZER, an ALARM ACK SWITCH, 
and LEDs are equipped.