Troubleshooting
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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
X
Antenna not switching channels/satellites
X
X
No picture on TV set
X
X
X
X
X
X
X
Certain channels do not work
X
Intermittent picture for short intervals
X
X
X
X
X
X
X
X
System works at dock but not on the move
X
X
System will not find satellite
X
X
X
X
X
X
X
X
X
Snowy or pixelating television picture
X
X
X
X
No antenna-specific menus on GyroTrac
X
Antenna and GyroTrac not communicating
X
No data output through Serial Port 3
X
Satellite co
ve
rage issue
Antenna gyro f
aulty (Section 4.5)
LNB assemb
ly f
aulty (Section 4.5)
Satellite signal b
loc
ke
d
Incorrect or loose RF connectors
Radar interf
erence
GyroT
rac-specific issues (Section 4.3)
POSSIBLE CA
USE (AND SOLUTION)
SYMPTOM
Blo
wn fuse
, lo
w po
w
e
r,
or improper wir
ing
V
essel tur
ning dur
ing star
tup
Type of m
ultis
witch used
Incorrect satellite configur
ation
IRD f
aulty or improper
ly configured (Section 4.4)
Satellite frequency data changed
