Chapter 2 Maintenance and Troubleshooting KGC-222
2-2
0093822202-01
Heading bearing is
displayed,
but heading output
is not available.
•
DATA connector of Display unit
may be loose.
•
The baud rate output for
external equipment is wrong.
•
Heading data output may be
turned off in settings.
•
Tighten the connector surely.
•
Change the baud rate output
(4800 or 38400) for proper
connection with external
equipment.(Refer to MENU
5:Interface, 3:BAUD RATE)
•
Check Sentence output.
Incorrect heading
bearing data is
displayed / output.
•
Cables on the back of the
display may be swapped
between ANT1 and ANT2
•
Forward orientation of the
antenna may not be correct.
•
Connect the bow side antenna
cable to ANT 1 of Display unit,
and connect the stern side
antenna cable to ANT 2 of
Display unit.
•
The direction of GPS antenna
should be installed in conformity
to the ship’s bow.
Compensate of HDG. (Refer to
MENU 3: Compensation,
1:HDG )
The heaving data is
not compensated.
The rolling/pitching
data is abnormal.
•
Compensated value of Display
unit installation is wrong.
•
Input the Compensation angle
value of Display unit installation
correctly. (Refer to MENU 3:
Compensation, 2:DISPLAY)
2.4 Error Message
The error messages are as follows.
Error message
Possible cause
Measure
Power
Down
****
•
Instantaneous interruption of
the power source is
occurred.
•
Power supply voltage is
below normal.
•
Check the connection
betweeen power cable and
battery.
•
Set the power supply voltage
to more than 10.8V.
Vin
High
****
•
Power supply voltage is too
high.
•
Set the power supply voltage
below 31.2V.
Over
Load
****
•
Electrical power of internal
equipment is over load.
(For effect of external
equipment)
•
Electrical power of internal
equipment is over load.
(Display unit may be broken.)
•
Check the external
equipment.
•
Replace the main PCB
(D86-700*)
Error message display area
*Subject to version change