Troubleshooting

54-0198 83
4.1 Troubleshooting Matrix

The troubleshooting matrix shown in Table 4-1 identifies some

trouble symptoms, their possible causes, and references to

troubleshooting solutions.

Table 4-1

Troubleshooting Matrix

Antenna non-functional 1 2
Antenna not switching satellites via IRD 2 1 1 1 3 2 2 2 2
Antenna not switching satellites via MCU 2 1 1 1 3 2
No picture on TV set 1 1 2 2 2 2 2
Certain channels do not work 2 1 1 1 3 2 2 2
Intermittent picture for short intervals 1 1 1 2 2 2 3 2
System works at dock but not on the move 1 3
System will not find satellite 2 1 1 1 1 2 3 2 2 2 3 2
Snowy television picture 2 1 2 2
Pixelating television picture 2 1 2 2 2 3 2
Satellite coverage issue
Antenna gyro faulty (Section 4.4)
LNB assembly faulty (Section 4.4)
Satellite signal blocked
Incorrect or loose RF connectors
Radar interference
POSSIBLE CAUSE (AND SOLUTION)
SYMPTOM
Power disturbance, blown fuse, or low power
Vessel turning during startup
Type of multiswitch used
Incorrect satellite configuration
IRD faulty or improperly configured (Section 4.3)
Satellite frequency data changed
Section 4.2
Key
1 = Anyone can do
2 = Electronics know-how recommended
3 = Dealer service recommended
Improper wiring
Data/power cable interference