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Troubleshooting 45
Symptom Remedy
The picture is doubled or tripled. • Make sure the antenna is facing the right direction.
• There may be reflected electric waves from mountains or
buildings.
The picture is spotted. • There may be interference from automobiles, trains, high-
voltage lines, or neon lights.
• There may be interference between the antenna cable and
the power cable. Try positioning them further apart.
There are stripes on the screen or
colors fade.
• Check that the display is not receiving interference from
other devices.
• Transmission antennas of radio broadcasting stations and of
amateur radio and cellular phones may also cause
interference.
• Use the units as far as possible from other devices that may
be causing interference.