Getting error code 603 trying to watch sky movies on demand since Saturday night ,rebooted both box and router but still not working ,what is my next step?
https://www.virginmedia.com/help/virgin-tv-error-codes/603 is as good as anywhere to start
This relates to an HDCP 2.2 compatibility issue, and not all older TVs support HDCP 2.2. on all HDMI ports.
Can you try swapping your HDMI cable between ports?
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