4. Installation, Setup and Check 
JCY-1800/1850  VDR/S-VDR Maintenance Software Instruction Manual 
 
74 
DOC No. 7ZPNA4014 
 
 
4.9.2.6.  Option TAB screen 
  
 
 
 
 
 
 
 
 
 
 
 
 
4.9.2.6.1.  NSK 
Enter a check mark into the “NSK” check box when a Heading data or ship’s speed data is recorded via NSK in 
VDR/S-VDR. 
 
 1) Setting 
• VDR:    A NSK-I/F board is an option board. Enter a check mark into the “NSK” check box by 
installing the NSK-I/F board into the RCU. 
 
• S-VDR:    A NSK-I/F board is a standard board. A check mark is entered as default setting. 
 
 
 2) System window 
When the “NSK” check box is marked, NSK section is displayed in the System window. 
 
 
 
 
 
 
  NSK connection channel