Sharp LC-13C2H Operation Manual page 29

Antenna
Problem
The picture is
not sharp.
The picture
moves.
The picture is
doubled or
tripled.
The picture is
spotted.
There are
stripes on the
screen or
colours fade.
TROUBLESHOOTING (Continued)
• The reception may be weak.
• The state of the broadcast may also be bad.
• Make sure the antenna is facing the right direction.
• Make sure the outside antenna is not disconnected.
• Make sure the antenna is facing the right direction.
• There may be reflected electric waves from mountains or
buildings.
• There may be interference from automobiles, trains, high
voltage lines, neon lights, etc.
• There may be interference between the antenna cable and
power cable. Try positioning them further apart.
• Is the unit receiving interference from other devices?
Transmission antennas of radio broadcasting stations or
amateur radios, and cellular phones may also cause
interference.
• Use the unit as far apart as possible from devices that may
cause possible interference.
Check item
29