4 - troubleshooting, 4troubleshooting, Table 4-1 troubleshooting matrix – KVH Industries LF User Manual
Page 31
4
Troubleshooting
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 LF/SF. The
following sections address these issues and potential solutions.
4-1
Troubleshooting
54-0194 Rev. D
Table 4-1
Troubleshooting Matrix
Antenna non-functional
No IRD status message
No picture on TV set
Intermittent picture for short intervals
System will not find satellite
Snowy television picture
IRD locks up
Picture jumbled, parts missing, freezing
Switchplate status indicator flashing fast
System works at rest but not on the move
Satellite co
ve
rage issue (Section 4.1.4)
IRD wir
ing (Section 4.2.1)
LNB assemb
ly f
aulty (Section 4.3)
IRD f
aulty (Section 4.2.6)
Satellite signal b
loc
ked (Section 4.1.3)
V
ehicle tur
ning dur
ing star
tup (Section 4.1.5)
A
C
po
w
er fluctuating (Section 4.2.2)
POSSIBLE CA
USE (AND SOLUTION)
SYMPTOM
EchoStar IRD activ
ation (Section 4.2.4)
F
ailed IRD status chec
k (Section 4.2.5)
Blo
wn fuse or improper wir
ing (Section 4.1.1)
De
w or r
ain pooling on dome (Section 4.1.2)
Incorrect or loose RF connectors (Section 4.1.6)
Type of m
ultis
witch used (Section 4.1.7)
Antenna gyro f
aulty (Section 4.3)
No IRD data connection (Section 4.2.3)
Stationar
y use only (Section 4.1.8)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X