1. Operation
20
No. Names and Functions
7)
HEADING LED:
Lights when the Operation Panel Unit is operated in NSK mode.
The HEADING LED blinks when the initial value of heading is not registered.
The NSK mode is usable when the NSK-I/F Board is activated.
If the NSK-I/F Board is not activated, the HEADING LED is turned off all the
time.
8)
ALARM DETAIL LED:
Lights when the Operation Panel Unit is operated in normal mode.
The ALARM DETAIL LED is always on as long as S-VDR is operated without any
problem.
9) MODE SWITCH:
Used to change the operation mode.
Press the switch then the operation mode is changed from normal mode to NSK
mode or vice versa. In case the heading data is supplied in serial format, NSK
mode is not necessary therefore the mode is not changed by the switch.
10) ERROR CODE LED:
The four digit LEDs. These stand for ERROR code or HEADING value.
• Normal mode;
ERROR code when the ALARM DETAIL LED lights up.
• NSK mode;
HEADING value when the HEADING LED lights up.
11)
CURSOR SWITCH:
Used to display the next error code when two or more errors are arisen or to set
the initial value of heading.
• Normal mode;
Press the UP/DOWN SWITCH or RIGHT/LEFT SWITCH in order to display
other error codes.
• NSK mode;
Press the RIGHT/LEFT SWITCH to select the digit where the value is to be
altered.
Press the UP/DOWN SWITCH to select the heading value that is displayed on
ship’s Gyro.
12) ENTER SWITCH:
Used to display the software version or to establish the initial value of heading.
• Normal mode;
When the ENTER SWITCH is pressed on the Normal mode, the operation
mode is changed to the SOFTWARE VERSION display mode.
When the ENTER SWITCH is pressed on the SOFTWARE VERSION display
mode, the operation mode is returned to the Normal mode.
The SOFTWARE VERSION display mode is returned to the Normal mode
automatically in five minutes.
• NSK mode;
The entered heading angle is registered to the S-VDR as an initial value.
The operation mode is returned to the normal mode after entering.
* Refer to the clause 1.6.3 for details of the NSK mode.
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