Elenberg CTV-1540 - Инструкция по эксплуатации - Страница 47

Picture defects and countermeasures

47

The most common types of television interference are as following:

SNOWY PICTURE
Snowy picture is usually caused due to weak signal. Adjust antenna or install an
antenna amplifier.

DOUBLE IMAGES OR «GHOSTS»
Double images are usually caused by reflections from tall buildings. Adjust the direction of the
antenna or raise it.

RADIO WAVE INTERFEENCE
Wave pattern are moving on the screen, which are usually caused by nearby radio transmitter or
shot-wave receiving equipment.

HIGH TEMPERATURE ELECTROTHERMAL INTERFERENCE
Diagonal, or herring-bone, patterns appear on the screen or part of picture is missing.
This is probably caused by high temperature electro thermal equipment in the nearby hospital.

NOTE: If one of these symptoms appears on the screen when the cable from a company is con-
nected, this may be duo to the local cable company broadcast.