1. OUTLINE
JCY-1900
1950
DR Service Manual
15
DOC No. 7ZPNA4409
1.8. JCY-1900/1950 System Configuration
* In S-VDR, use one of capsules (: NDH-338 or NDH-339).
System Configuration
Unit Type Name Circuitry Model number Remarks
Recording Control
Unit
(RCU)
NDV-1900/1950
Main Control Board
(MCB)
CDJ-2510
Audio Recording
Board (ARB)
CHA-1900
Power Supply Unit
(PSU)
CBM-221
Terminal Board (TB) CQD-2281
Long-term medium CDD-756 Installed in the
MCB
Battery (BAT) CBN-80 Built-in CHG-232
(Thermo sensor
board)
Operation Panel Unit
(OPU)
NCG-1900/1950 Operation Panel
Board (OPB)
CDC-1900
Fixed Protective
Capsule Unit (FPC)
NDH-338 ― NDH-338
Float-free Capsule
Unit (FFC)
NDH-339 ― NDH-339
Junction Box
NQE-7700A ― NQE-7700A For connecting
NDH-339
Microphone Unit
(MIC)
NVT-181 ― NVT-181 Indoor
Waterproof Micro-
phone Unit (MIC)
NVT-182 ― NVT-182 Option
Frame Grabber Unit
(FGU)
NWP-69 Frame Grabber
Board (FGB)
CKA-137A
Option
Filter Board CBJ-166
Digital Signal Con-
verter 32ch (DSC)
NCT-82 Dry Contact Signal
Input Board (DSB)
CQD-2284
Option
Filter Board CBJ-166
Digital Signal Con-
verter 64ch (DSC)
NCT-83
Dry Contact Signal
Input Board (DSB)
CQD-2285
Option
Filter Board CBJ-166
Data Acquisition Unit
(DAU)
NCT-84
Serial LAN Converter
Board (SLC)
CMH-2370
Option
Analog Option Board
(AOC)
CMJ-560
Gyro I/F Board (GIF) CMJ-554
Filter Board CBJ-166