Connecting Acer Aspire 5253 to TV Cable Box

blippo
blippo Member Posts: 1 New User

Hello, I own a Acer Aspire 5253-bz481. I have a comcast cable tv box and want to connect that to my laptop via hdmi cable. The Comcast cable sevice man tried it and nothing happened on my laptop as to receiving any signal that it was connected to cable box . Do I need something extra to do this. 

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