Apple TV/FM Radio System - Manual (Page 139)

132 Appendix
To connect the VCR to the TV/FM tuner card, remove the
cable that is attached to the TV tuner from the TV (keep the
other end of the cable attached to the TV tuner port on the
card). Then attach the cable to the video out port on the
VCR (remove the cable that is attached there now).
Now when you view the videotape with closed captions on
the computer, the closed captions appear with the video in
the video window.
Connect the TV tuner cable back to the TV when you want to
watch TV again.
Attach the coaxial cable
to the TV tuner port. The
TV tuner port is marked
with the icon.
Coaxial cable
Attach the other end of the coaxial cable to
the video out F-connector port on your VCR.