Nextar V4-TV Hardware Instruction Manual page 42

Troubleshooting
Problem
No Sound
Screen is
difficult to
see
Navigator
cannot
receive
satellite
signals or
does not
orient
Possible Cause
Volume may be turned
down or muted
Brightness may be
turned down
Unit may be inside a
tunnel, inside a building,
or tall buildings may
obstruct the satellite
signal
Check volume and
mute condition
Adjust brightness of
the LCD screen
41
Possible Solution
Check for
obstructions