Video input: two AV input V1/V3 AND Mono Three keys on product for manual control and remote control AV2 is the system default video. It will automatic shift real view mirror image MD plug 2 connect one cable, yellow plug AV1, red plug is V2, which is the default video When connects AV2 at default mirror image, adjust the simulation quantity, the DSD menu in automatically as the correct character after disappear for 1 - 2 shows seconds, picture will be automatically shift to mirror image DSD menu The monitor will display blue screen when there is no signal input and it will turn off automatically after the sign situation lasts over several minutes