JRC JCY-1800 Installation Manual page 73

4.2.2. Recording Control Unit NDV-1800/1850 – Operation Panel Unit NCG-169
Connect the power supply cable and RS-485 serial cable from the Recording Control Unit to the
Operation Panel Unit. The length of each cable should be 30m or less.
Connection table for communication and power line:
Term #
CQD-2040
TB403 [OPU]
1 [+12V]
2 [GND]
3 [T/R +]
4 [T/R -]
FG
Cable Specification
4.2.3. Recording Control Unit NDV-1800/1850 – Microphone Unit NVT-161
Connect cables to the TB1 of the Microphone Units.
Connect the cables from the Microphone Units to the 5P detachable terminals of the RCU.
Be sure that the unit number corresponds to the terminal number of the RCU.
The length of each cable should be 30m or less.
Connection Table:
RCU
Connector Pin#
CQD-2041
J901 [MIC-1] /
J902 [MIC-2] /
J903 [MIC-3] /
J904 [MIC-4] /
J905 [MIC-5] /
J906 [MIC-6] /
J907 [MIC-7] /
J908 [MIC-8] /
J909 [MIC-9]
1 [MIC+]
2 [MIC-]
3 [MIC-GND]
4 [SPK+]
5 [SPK-]
Cable Specification
RCU
TB1101
1
2
3
4
-
2-pair x twisted pair x 0.75mm
Microphone Unit
Term #
TB1
1
2
3
4
5
2-pair x twisted pair x 0.75mm
JCY-1800/1850 VDR/S-VDR Installation Guide
OPU
Term #
+12V
GND
TX/Rx +
Tx/Rx -
Shield
Signal Name
HOT line of Microphone
(Phantom powered line: 12VDC)
COLD line of Microphone
(Phantom powered line: 12VDC)
GND line of Microphone
(Phantom powered line: 12VDC return)
HOT line of Self-test Speaker
COLD line of Self-test Speaker
2
, shielded
63
4. Cabling
Signal Name
2
, shielded
DOC No. 7ZPJD0387C