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Installing the New Cable Box: Connect the "Cable In/RF In" connection to the cable wall … Activating the Cable Box: Turn on the cable box. If you cable box has a Power button, press … Troubleshooting: Avoid purchasing used cable boxes. All Comcast cable boxes are property …
Installing the New Cable Box: Connect the "Cable In/RF In" connection to the cable wall …
Activating the Cable Box: Turn on the cable box. If you cable box has a Power button, press …
Troubleshooting: Avoid purchasing used cable boxes. All Comcast cable boxes are property …
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