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4Troubleshooting
The troubleshooting matrix shown in Table 4-1 identifies some
trouble symptoms, their possible causes, and references to
troubleshooting solutions.
4.1 Causes and Remedies for
Common Operational Issues
There are a number of common issues that can affect the signal
reception quality or the operation of the TracVision L3/S3. The
following sections address these issues and potential solutions.
4-1
Troubleshooting
54-0157 Rev. G
Table 4-1
Troubleshooting Matrix
Antenna non-functional X
Antenna not switching channels/satellites X X
No picture on TV set X X X X X
Intermittent picture for short intervals X XXXX XXXX
System works at rest but not on the move X X X
System will not find satellite X XXXX X X
Snowy television picture X
Picture jumbled, parts missing, freezing X X
TV/SAT Switch Error LED blinking X X X X
Satellite coverage issue (Section 4.1.5)
IRD wiring (Section 4.2.1)
Antenna gyro faulty (Section 4.3)
LNB assembly faulty (Section 4.3)
IRD faulty (Section 4.2.2)
Satellite signal blocked (Section 4.1.3)
Incorrect or loose RF connectors (Section 4.1.7)
POSSIBLE CAUSE (AND SOLUTION)
SYMPTOM
Vehicle turning during startup (Section 4.1.6)
Dew or rain pooling on dome (Section 4.1.4)
Blown fuse or improper wiring (Section 4.1.1)
Incorrect satellite configuration (Section 4.1.2)
Type of multiswitch used (Section 4.1.8)
Stationary use only (Section 4.1.9)