Horizontal lines scrolling.
I have Scrolling horizontal lines on both of my receivers. Both receivers are model D12 700, and are run through a channel plus modulator. This problem has just manifested itself in the last several...
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Can you connect the receivers using composite cables instead?
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Not sure exactly what a composite cable is. The receivers are hooked up to the modulator with rca cables.
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composite cables are yellow for video plus red/white for audio. I believe he wants to know if you can remove the RF modulators and connect directly to the TV.
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Re: Horizontal lines scrolling.
This interference is usually caused by a ground loop, somewhere in the TV/modulator cabling. It can also be caused by selecting the wrong channel on the modulator output; e.g. setting the modulator to...
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I am going to bypass the modulator tonight. The common thread is the modulator, so I am thinking that is the problem. I may need to replace it, or at least maybe reset to other channels.
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Re: Horizontal lines scrolling.
What would cause a ground loop. It has been working perfectly for many years.
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Re: Horizontal lines scrolling.
Some change in the cabling, but not necessarily in the modulators/TVs. For example, there may have been another path to ground which is no longer there because you unplugged/replaced an appliance.try...
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Re: Horizontal lines scrolling.
I Am sure it is the modulator. Got a new one, just need to hook it up. Thanks all, for all your help.
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