ViewSonic VS13648 User Manual page 16

Audio 3 (L/R)
13
Connect an audio output from video equipment to this jack.
Video
14
Connect composite video output from video equipment to this jack.
Computer in 2
15
Connect image input signal (analog RGB or component) to this jack.
Computer in 1
16
Connect image input signal (analog RGB or component) to this jack.
ViewSonic Pro8200 12