Microtek CX4 - Manual (Page 21)

Connecting To An Audio Source
The projector has two types of inputs for audio: one single-jack inputs for a
computer and a two-jack input for the video audio. The video audio source input
has an L jack that controls the left speaker and an R jack that controls the right
speaker. If a video audio source is connected with only one plug, connect it to the
L Audio In jack.
Connection of an audio cable from a computer source
1. Shut off the projector and computer source if they are on.
2. Connect one end of the Audio Cable to the Audio In jack on the projector.
3. Connect the other end of the Audio Cable to the Audio Output jack on the
computer audio source.
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