Furuno IF-NMEASC manual Self Test, Self test

5. MAINTENANCE, TROUBLESHOOTING

5.4Self Test

The self tests check the equipment for proper operation.

Self test 1

This test checks the two GPS receivers, output circuit, processor and two sensors for proper op- eration.

1.Remove the cover and shield cover from the equipment.

2.Press the [Menu/Cancel] button several times to show "- - -.1" on the display. The LED lamps one by one in order, the Output Interval LED in the Port 3 line, and then the equipment goes into the test mode.

GPS OUTPUT PROCESSING

IF-NMEASC status

SENSOR1 SENSOR2

Self test 1 activated

Port 3

Heading Pitch Roll

Sentence Bps Output

Interval

Sentence Bps Output

Interval

Menu/

Cancel

Enter

-

+

3.Press the [Enter] button, and the test proceeds as below.

•GPS receivers are checked. The GPS lamp lights if the receivers are normal.

•Communication between this equipment and the SC-30 is checked. The OUTPUT LED lights if normal.

•The CPU memory access is checked. THe PROCESSING LED lights if normal.

•The rate gyro is checked. The SENSOR1 LED lights if normal.

•The acceleration sensor is checked. The SENSOR2 LED lights if normal.

When the test is finished, the nine LEDs below the display flash, and then the display shows "End.1".

4. Press the [Enter] button to return to self test 1.

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