Troubleshooting - Furuno GP-80 Operator's Manual

9.4 Troubleshooting

The table which follows provides troubleshooting procedures which you can follow to restore
normal operation. If normal operation cannot be restored, ask your dealer for advice.
If...
you cannot turn on the
power
position cannot be fixed
position is wrong
position sometimes cannot
be fixed
data cannot be transmitted
to external equipment
Table 9-1 Troubleshooting table
Then...
• check power connector for tight connection.
• check if ship's mains is off.
• check for blown fuse.
• check antenna cable for tight connection and water leakage.
• check if functional satellite has been disabled: [MENU ESC] [9] [6]
• check if correct geodetic chart is entered: [MENU ESC] [9] [6]
• apply position correction to GPS position: [MENU ESC] [9] [6]
• DOP figure may be too small. Enter larger figure; 20 is the usual
setting.
• check if data format is correct: [MENU ESC] [9] [3] ([9] [4] or [9] [5])
See the installation manual for further details.
• Tx interval may be set to "0". Select proper interval:
[MENU ESC] [9] [3] ([9] [4] or [9] [5])
See the installation manual for further details.
• Check appropriate settings on external equipment.
• Check connections:
DD-80 Ext. equipment
TXD-H RXD-H
TXD-C RXD-C
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