14. Maintenance Check List
JCY-1800/1850 VDR/S-VDR Installation Guide
172
DOC No. 7ZPJD0387C
No. Check items Check Name of check person Modification operations Remark
2.14 The check of NSK (Ship speed) after power on (If NSK is available)
NSK are checked in the following procedure, after power on RCU
1) Open the detail window of sensor CH 34 in Sensor section on the
SYSTEM screen of Maintenance software.
2) Set the pulse number for receiving signal.
3) Check that sentence data is displayed on window of real time monitor.
Check that the value of speed in the recording sentences and the value
currently outputted from the Speed Log are in agreement.
4) Enter the all information of Speed log connected to the NSK in RCU.
5) Check that all diagnosis lamp of Sensor section on the SYSTEM screen of
Maintenance software are displayed as GREEN.
Only when NSK is connected to
Speed Log
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