... functions control please look to OSD to operation. - S1 (2)to switch NTSC/PAL output, (1)to switch S-Video/ ... switch RGBS, VGA switch AV / S terminal to achieve PC TO TV / RGBS, turn the computer scan sheet ... resolution scanning tube, Tupper turn RGBS, switch to low resolution screen, the Park, Dragon and ... screen access panels, PC TO CGA, VGA TO CGA, VGA TO AV, VGA TO TV , VGA TO RGBSUpdate Date:2011-7 ...