JRC JAN-9202 - Page 261

10-5 Section 10 Failures and After-Sale Services
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Symptom Cause Action
Although the power is supplied
and the screen is displayed, the
display is frozen, disabling
processing to advance up to
display of the task menu.
The central control unit
(NDC-1590) is abnormal.
Make a request to the distributor
for repair.
Some task menus cannot be
selected.
The device license has not been
installed.
Install the license of the device
to be used.
The cursor is not displayed
correctly.
The central control unit
(NDC-1590) is faulty.
Make a request to the distributor
for repair.
Characters/symbols are not
displayed correctly.
The central control unit
(NDC-1590) is faulty.
Make a request to the distributor
for repair.
Position information (GPS) is
not displayed.
The communication is not set
correctly.
Set the communication correctly.
The power supply for the GPS
equipment is not turned on.
Turn on the power supply for the
GPS equipment.
The GPS equipment does not
perform positioning.
Check the state of the GPS
equipment.
The connection with the GPS
equipment is abnormal.
Check the connection with the
GPS equipment.
When GPS equipment is
connected to the serial LAN
interface circuit, check if the
LED of the corresponding port is
lit at data reception.
The power supply for the
serial-LAN interface circuit
(CMH-2370) is not turned on.
(Case where the GPS
equipment is connected to the
serial-LAN interface circuit)
Turn on the power supply for the
serial-LAN interface circuit.
The serial-LAN interface circuit
(CMH-2370) is faulty.
(Case where the GPS
equipment is connected to the
serial-LAN interface circuit)
Make a request to the distributor
for repair.
The internal wiring is faulty. Make a request to the distributor
for repair.
The central control unit
(NDC-1590) is faulty.
Make a request to the distributor
for repair.
The azimuth of the Gyro
compass is not displayed.
Alternatively, the azimuth
rotation direction is not
displayed correctly.
The communication is not set
correctly.
Set the communication correctly.
The power supply for the Gyro
compass equipment is not
turned on.
Turn on the power supply for the
Gyro compass equipment.