To resolve this issue, you may need to restart your TV Box. For more information, please see Restart Your X1 TV Box. If you continue to experience issues, please Contact Us using the method that is most convenient for you - chat with us online or call us to speak with a Comcast representative.

Access the Settings Menu

1. Press the xfinity button on your remote.
2. Use the right arrow or left arrow button to select the gear icon.
3. Press OK (or center of directional pad) to go to the Settings menu.

that is part of the bootup sequence (ca=cable, st=status). try connecting the same set top box to the modem's cable from the wall and see if it progresses to a complete bootup based on the front display.

To resolve this issue, you may need to try the following:

1. Ensure cable connections are tightly secured.
2. Unplug TV Box from electrical outlet.
3. Wait 10 seconds, then plug back in to restart.

To check your battery level, visit the About section of the X1 Settings or Flex Settings menu. If your battery level is red or yellow, try changing your batteries. If your remote has low battery power, you'll see a notification that says, “Voice Commands cannot be processed due to critically low remote battery.”

Manually Restart Your Wireless Gateway, Modem or Router You can manually restart your gateway, as well as most third-party networking equipment, by following these steps: Unplug the power cable. Wait one minute. Plug the power cable back in.

To access the guide grid, press the Guide button on the remote control. To view program information, use the arrow buttons to highlight the program on the grid. Program information displays at the bottom of the screen. Use the up arrow to dismiss the additional program information.

To access the main menu, press the xfinity button on your remote. Then, use the left arrow button or the right arrow button to browse through the menu.

Common Solutions Ensure all TV connections are tight, if applicable. Perform a System Refresh with the following steps: In your Xfinity Voice Remote, say “Refresh” or “System Refresh.” Power cycle the TV Box by unplugging it for 1-2 minutes and plug it back in.

Casting to your TV is a simple way to enjoy your favorite apps optimized for the big screen. You can even use your mobile device or tablet as a remote and control everything from playback to volume via the Home app.

Error Code: RDK-03003. Description: This error means that your box isn't getting a proper upstream signal from the CMTS. Suggested Solution: Try disconnecting the coax cable for a few seconds and reconnecting it. If that doesn't fix it, one of our Specialists can help review this further for you.

Check if Xfinity rdk-03003 still show's up or not. Check Cable Connections. Often times, the cable connections get loose over the course of time. Or it could also be that the cable or the input port is damaged.