If
your video source has a composite video port, you can connect it to
the projector using an optional RCA-style video or A/V cable.
You can play sound through the projector's speaker system by
connecting a commercially available RCA audio cable. Make sure the
audio cable is labeled "No Resistance."
Connect the cable with the yellow connector to your video
source's yellow video output port.
Connect the other end to the projector's Video port.
Connect the audio cable to your video
source's audio-out ports.
Connect the other end to the
projector's L and R audio ports.