Simrad GC80 Instruction Manual download pdf (Page 109)

ALARM MESSAGES AND CORRECTIVE ACTIONS

20221511 / C 101

Internal communication failure

and

Generated when the communication from the external bearing

sensor has stopped ( ), or when a failure is detected in the

communication ( ).

Caution When these alarms are generated, the bearing information

from the external bearing sensor may have large error.

1 Verify that the external bearing sensor operates correctly

according to the system’s documentation.

External bearing sensor failure

and

Generated when the serial signal from the external bearing

sensor has stopped ( ), or when a failure is detected in this serial

signal ( ).

Note! This alarm is only generated when the external bearing sensor

is selected as active bearing output system.

1 Verify that the external bearing sensor operates correctly

according to the system’s documentation.

LOG (serial) communication or data

failure

and

Activated when the serial signal from LOG (serial) has stopped

( ), or when a failure is detected in the serial signal from the

LOG ( ).

Note! This alarm is only generated when GYRO is selected as the

active bearing output system, and when LOG (serial) is selected

as the vessel’s speed input system.

1 Verify that the LOG operates according to the LOG

documentation.

2 If the LOG has a failure, change the input system as

described in Setting the Speed input system, page 51.

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Simrad GC80 Instruction Manual Page 109