Impaired Signal Checklist
Before calling our Repair Center, browse through the following checklist for symptoms that are cable-related. Some problems may be with your television set.
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Screen is lit but no picture appears; blue screen, complete snow or a picture appears but you hear no sound on every channel; or no light on the screen appears with or without sound.
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"Snow" effect may be accompanied by poor sound. This could be caused by nearby interference or a temporary broadcast problem. Check other channels to see if the television broadcast station is experiencing difficulty. |
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Speckled bands across the picture could be caused by external interference or a heavy-duty appliance running. Turn appliance off or switch channels. |
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Straight or wavy lines appear diagonally. This may be caused by TV malfunctioning or external interference. |
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"Ghosting" double images are caused by signal interference usually on channels used by local stations off cable. Adjust fine tuning. Tighten cable connections. |
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If picture is rolling vertically, adjust vertical hold control. |
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If the picture pulls horizontally, slowly adjust the horizontal hold control. Your television may be receiving too much signal. |
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Picture may be too large or too small for screen vertically or horizontally. Check TV set adjustments. |
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Horizontal white line runs across the center indicates a collapse of vertical amplifier. Please call your television repairman. |
If problems persist, call our Repair Center at (808) 643-2100.








