Are there any cables or connections I should check when troubleshooting Dish Network error code 1003?

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Grade: Education Subject: Support
Are there any cables or connections I should check when troubleshooting Dish Network error code 1003?
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Inspect all coaxial cable connections between the dish, the LNB, and the receiver. Ensure they are securely tightened and free from corrosion. Replace any damaged or frayed cables. Also, check the connections at any splitters or distribution amplifiers in your setup.